PUBLIC ZONE SHAPEFILE CHANGE HISTORY: 27 JUN 2024 Effective 10 September 2024 (fz10se24.*) Per SCN 24-69, Changes to public forecast zones for Washington (WFO SEW) Per SCN 24-70, Changes to public forecast zones for Alaska (WFO AFC) ERRATA fixed with this release: State of Hawaii shifted 0.25 miles SE Fixed area along the Alabama/Florida border DKR ------------------------------------------------------- 22 DEC 2023 Effective 05 March 2024 (z_05mr24.*) Per SCN 23-120, Changes to public forecast zones for Southern Florida (WFO MFL) Per SCN 23-115, Changes to public forecast zones for Northern Florida (WFO JAX) Per SCN 23-116, Changes to public forecast zones for Oregon and Washington (WFO PQR) Per SCN 23-113, due to adjustments state wide, features may be slightly different in AK DKR ------------------------------------------------------------------------------ 14 FEB 2023 Effective 08 March 2023 (z_08mr23.*) Per SCN 23-72 Changes to public forecast zones for New Mexico (WFO EZP) Per SCN 23-74 Changes to public forecast zones for South Dakota and Wyoming (WFO UNR) Per SCN 23-77 Changes to public forecast zones for Alaska (WFO AFC) Per SCN 23-78 Changes to public forecast zones for Alaska (WFO AFG) DKR ------------------------------------------------------------------------------ 14 FEB 2023 Effective 08 March 2023 (z_08mr23.*) Per SCN 22-119 Changes to public forecast zones for Southern California (WFO LOX) Per SCN 22-120 Changes to public forecast zones for Washington state (WFO PDT) Per SCN 22-121 Changes to public forecast zones for Louisiana (WFO LCH) Per SCN 22-122 Changes to public forecast zones for Mississippi (WFO LIX) Per SCN 22-123 Changes to public forecast zones for American Samoa (WSO PPG) Per SCN 22-124 Change for LWX in Maryland around the Sassafras River Per SCN 22-125 Changes to public forecast zones in Northern Virginia (WFO LWX) Per SCN 22-126 Changes to public forecast zones in Southern New York state (WFO OKX) Per SCN 22-127 Changes to public forecast zones in Western Pennsylvania (WFO PBZ) Per SCN 22-128, 22-129, 22-130 Due to removal of lagoons state wide, features my be slight different in AK for AJK, AFC, AFG DKR ------------------------------------------------------- 19 AUG 2022 Effective 13 September 2022 (z_13se22.*) No new/deleted zones. Some borders in the AJK WFO were redrawn to more closely match the county equivalent lines. DKR ------------------------------------------------------- 11 JUL 2022 Effective 07 September 2022 (z_07se22.*) Per SCN 22-60 Reconfigured public zones in AK (WFO AJK) Per SCN 22-61 Reconfigured public zones in MT (WFO TFX) Per SCN 22-62 Reconfigured public zones in IN and MI (WFO IWX) DKR ------------------------------------------------------------------- 26 JAN 2022 Fixed 2 issues against z_22mr22.* Corrected zone names against LIX zones (068, 087, 088) Corrected STATE_ZONES in LOX CWA 13 JAN 2022 Effective 22 Mar 2022 (z_22mr22.*) Per SCN 22-13 Reconfigured public zones in CA (WFO MTR) Per SCN 22-12 Reconfigured public zones in FL (WFO MLB) Per SCN 22-11 Reconfigured public zones in AR (WFO LZX) Per SCN 22-10 Reconfigured public zones in CA (WFO LOX) Per SCN 22-09 Reconfigured public zones in LA (WFO LIX) Per SCN 22-07 Reconfigured public zones in Pacific Region (WFO GUM) Per SCN 22-06 Reconfigured public zones in SC (WFO GSP) Per SCN 22-03 Reconfigured public zones in VT (WFO BTV) Per SCN 22-02 Reconfigured public zones in TX (WFO BRO) Per SCN 21-102 Reconfigured public zones in AK (WFOs AFG, AJK, AFC) DKR ------------------------------------------------------------------- Effective 08 September 21 (z_08se21.*) June 24, 2021 Per SCN 21-62 Reconfigured public zones in portions of California (WFO HNX) Per SCN 21-63 Reconfigured public zones in portions of Washington (WFO OTX) DKR ---------------------------------------------------------------- Effective 30 March 21 (z_30mr21.*) January 14, 2021 Per SCN 21-09 Reconfigured public zones in portions of Utah (WFO SLC) Per SCN 21-06 Reconfigured public zones in portions of Louisiana (WFO LIX) Per SCN 21-05 Reconfigured public zones in portions of Florida (WFO JAX) Per SCN 21-04 Reconfigured public zones in portions of Texas (WFO GHX) Per SCN 21-03 Reconfigured public zones in Hawaii (WFO HFO) Per SCN 21-02 Reconfigured public zones in portions of South Carolina (WFOs CAE) DKR ---------------------------------------------------------------- 28 SEP 2020 Effective 10 November 2020 (z_10nv20.*) Per SCN 20-31 Cecil and Garrett counties and corresponding zones in Maryland now fall under the LWX WFO. DKR ------------------------------------------------------------------ 29 May 2020 The move of Cecil and Garrett county to the LWX CWA has been postponed DKR ---------------------------------------------------------------------- Effective 02 June 2020 25 February 2020 (z_02jn20.zip) Per SCN 20- Cecil and Garrett county in Maryland now fall under the LWX WFO. DKR --------------------------------------------------------------------- Effective 03 March 20 December 12, 2019 Per SCN 19-104 Reconfigured public zones in portions of Maine (WFO CAR) Per SCN 19-105 Reconfigured public zones in portions of Maine (WFO GYX) Per SCN 19-106 Reconfigured public zones in Hawaii (WFO HFO) Per SCN 19-107 Renamed public zones in portions of California (WFO HNX) Per SCN 19-109 Reconfigured public zones in portions of Illinois (WFO LOT) Per SCN 19-112 Reconfigured public zones in portions of California (WFOs EKA and STO) ALSO: BEGINNING WITH z_10oc19 shapefiles, the public zone shapefiles underwent point reduction to a tolerance of 0.0001 decimal degrees. DKR --------------------------------------------------------------------- Effective 10 October 2019 18 September 2019 (z_10oc19.zip) Filename changed to new effective date. EFFECTIVE IMMEDIATELY FOR 10 SEPTEMBER RELEASE 05 September 2019 Zone 128 in MT (MT128) changed to 228 (MT228) Zone 128 in MT (MT135) changed to 228 (MT235) DKR Effective 10 September 2019 26 June 2019 (z_10se19.zip) Per SCN 19-55 Reconfigured public zones in Southeast Montana and Northeast Wyoming (WFO BYZ) Per SCN 19-57 Reconfigured public zones in portions of New Mexico (WFO ABQ) DKR ---------------------------------------------- Effective 02 April 2019 (changed from 05 March 2019 due to lapse of approprations) 18 December 2018 (z_02ap19.zip) Per SCN 18-113 Reconfigured public zones in Northern California (WFO EKA) Per SNC 18-114 Reconfigured public zones in South Carolina (WFO CAE) Per SCN 18-115 Reconfigured public zones in Michigan (WFO APX) Per SCN 18-116 Reconfigured public zones in central California (WFO HNX) Per SCN 18-117 Reconfigured public zones in Georgia and Florida (WFO JAX) Per SCN 18-118 Reconfigured public zones in western Texas (WFO MAF) Per SCN 18-119 Reconfigured public zones in Eastern North Carolina (WFO MHX) DKR ------------------------------------------------------------------ Effective 02 October 2018 23 July 2018 (z_02oc18.zip) Per SCN 18-73 moved two counties/zones from MEG to LZK. DKR ------------------------------------------------------------------ Effective 10 July 2018 17 April 2018 (z_10jl18.zip) Per SCN 18-41 Reconfigured zones in Idaho (WFO PIH) DKR ------------------------------------------------------------------ Effective 03 April 2018 21 November 2017 (z_03ap18.zip) Per SCN 17-122 zones in WFO JAX were reconfigured. (Moved to 01 May release) Per SCN 17-126 zones in WFO CRP were reconfigured. (Moved to 01 May release) DKR ------------------------------------------------------------------ Effective 05 December 2017 19 September 2017 (z_05de17.zip) Per SCN 17-102 zones in WFO ILM were reconfigured. DKR ----------------------------------------------------------------- Effective 04 April 2017 19 January 2017 (z_04ap17.zip) Per SCN 17-02 New Forecast zones for WFO PSR -------------------------------------------------------------------- Effective 1 November 2016 12 August 2016 (z_01nv16.zip) Per SCN 16-27 zones in WFO RLX were reconfigured. ------------------------------------------------------------------------ Effective 11 August 2016 12 July 2016 (z_11au15.zip) Per SCN 16-24 Land/water areas adjusted in WFO OKX to add Governor's Island ------------------------------------------------------------------------ Effective 16 June 2016 31 March 2016 (z_16jn16.zip) Per SCN 16-09 Zones in WFO EKA were modified 25 May 2016 (z_16jn16b.zip) Palo Alto Key FL CWA attribute corrected to be KEY ------------------------------------------------------------------------ 25 May 2016 (fz05ap16b.zip) Palo Alto Key FL CWA attribute corrected to be KEY Effective 5 April 2016 26 February 2016 (z_05ap16.zip) Per SCN 16-07 CHS zone AMZ330 enlarged - land area modified accordingly. 18 April 2016 (z_05ap16a.zip) Due to vital changes needed for warnings in WFO BUF, Unity Island added to Erie county and land/water areas adjusted. ------------------------------------------------------------------------ Effective 10 November 2015 8 October 2015 (z_10nv15.zip) Per SCN 15-43 Zones in PBZ reconfigured Per SCN 15-49 Coastline along MFR adjusted --------------------------------------------------------------------------------------------- Effective 1 October 2015 per SCN 15-31 26 May 2015 (c_01oc15.zip) Shannon County SD becomes Oglala Dakota County. No change to zone number. --------------------------------------------------------------------------------------------- Effective 28 May 2015 per SCN 15-14 16 March 2015 (z_28my15.zip) Per SCN 15-14 Public zones in MOB reconfigured. ------------------------------------------------------------------------------------------- Effective 7 April 2015 per SCN 15-02 23 December 2015 (z_07ap15.zip) Public zones modified for AKQ. 8 May 2015 (z_07ap15a.zip) Minor boundary change for accuracy made to zones associated with Lake of the Woods MN, Cameron/Vermillian Parishes and St. Mary/Terrebonne Parishes LA. ------------------------------------------------------------------------------------------- Effective 4 February 2015 per SCN 14-60 21 November 2014 (z_04fe15.zip) Public zones in JAX, LOX and SGX were modified. 10 December 2014 (fz04fe15a.zip) Corrected Orange County Coastal public and fire zone numbers (CAZ552 Public/CAZ552 Fire) and Orange County Inland public and fire zone numbers (CAZ554 Public/CAZ554 Fire). ------------------------------------------------------------------------------------------- Effective 3 December 2014 per SCN 14-47 and SCN 14-48 17 September 2014 (z_03de14.zip) 14-47: WFO LWX: Harford, Howard and Montgomery counties split into Northwes and southeast zones, Louden county split into eastern and western zones in MD. New Virginia Blueridge zone created. 14-48: Cheshire and Hillsborough NH counties moving from WFO BOX to WFO GYX. 26 September 2014 (z_03de14a.zip) Small fix in zone boundary in Loudon Co. VA. Island in Harford County placed in proper multipolygon 22 December 2014 (z_03de14b.zip) Borders of zones VA024, VA035 and VA508 which are coincident changed to conform to county boundaries. 8 December 2015 (z_03de14c.zip) Borders of the new Blue Ridge Mountains zone moified slightly for elevations. Similar tweaks made to Montgonery and Howard counties MD ------------------------------------------------------------------------------------------- Effective 7 October 2014 per SCN 14-38 25 July 2014 (z_07oc14.zip) Original Version Greenbriar WV split into 2 zones in RNK 25 August 2014 (z_07oc14a.zip) CO zone 020 name corrected to PARADOX VALLEY/LOWER DOLORES RIVER -------------------------------------------------------------------------------------------- Effective 4 June 2014 per SCN 14-33 30 May 2014 (z_04jn14.zip) Land/water interface changed for LWX marine zones; affects land in PHI and AKQ. ------------------------------------------------------------------------------------------ Effective 12 June 1014 per SCN 14-19 25 March 2014 (z_12jn14.zip) Original Version Zone changes in SEW, AKC 12 May 2014 (z_12jn14b.zip) 1. Lat lon of centroid missing in SEW 2. Zone Names not carried over to "shortname" 3. Correction to names in WA567, WA568 and WA569. 4. Names for SEW erroneuos in SCN 14-19. New SCN to be issued 30 May 2014 (z_12jn14c.zip) Changes made to LWX, AKQ and PHI land areas due to SCN 14- 20 June 2014 (z_12jn14d.zip) Important fix in BUF to cut off the Salmon River portion of LOZ045 which created bad results when issuing a Special Marine Warning. The land opening for the water in zone NY006 was filled. 21 July 2014 (z_12jn14e.zip) Three small "water" areas in Queen Anne's county MD were mistakenly in Talbot county and thus were reassigned correctly. 25 August 2014 (z_12jn14f.zip) CO zone 020 name corrected to PARADOX VALLEY/LOWER DOLORES RIVER -------------------------------------------------------------------- Effective 1 April 2014 per SCN 14-08 27 January 2014 (z_01ap14.zip) Original Version Modification to zones in MFL 25 March 2014 (z_01ap14a.zip) Numerous checks for gaps/ovelaps/segment lengths and general cleanup ------------------------------------------------------------------ Effective 5 February 2014 per SCN 13-76 22 November 2013 (z_05fe14.zip) Original Version Benton County TN CWA designation changed from OHX to MEG. ----------------------------------------------------------------------------------- Effective 3 December 2013 per SCN 13-49 ------------------- 10 September 2013 (z_03de13.zip) Original version Per SCN 13-49 zones on the Gulph coast of Florida in TBW were modified. Per SCN 13-62 zones in PDT were modified. 23 December 2013 (z_03de13a.zip) Minor errrors within TBW land water boundaries fixed. This version and ass subsequent verstions have been check for overlapping polygons, unneeded gaps, minimum segment lengths of 0.000001 and minimum polygon areas of 0.00000001. 7 January 2014 (z_03de13b.zip) Zone UT517 missing area which was wrongly attached to zone UT013. 9 January 2014 (z_03de13c.zip) Small island at border between Levy and Citrus reassined properly to Levy Missing strip of coastal land replaced in Matagoria TX 15 January 2014 (z)03de13.zip) NM zone 410 restored to shapefiie --------------------------------------------------------------------------------------- 15 Augist 2013 -------------- (z_15au13.*) Per SCN 13-45 land/water areas modifed in AKQ. 4 March 2013 ------------ (z_02ap13.*) Per SCN 13-18 coastal water area in ILM transferred to "land". 10 September 2012 ----------------- (z_11oc12.*) Per SCN 12-31 portion of TX213 removed for expansion of marine zone GMZ335. 7 August 2012 ------------- (z_04de12.*) Three zones split for PHI per SCN 12-28 7 May 2012 ----------- (z_07jn12.*) A public zone was modified in ILM per SCN-12-18. Winyah Bay currently in marine zone AMZ256 was clipped out of the marine zone and added as a "land" polygon to zone SC056. 30 January 2012 ---------------- (z_03ap12.*) Due to land water boundary changes for AKQ in marine zone updates for SCN 11- adjustments were made to the corresponding land zones. 24 October 2011 --------------- (z_23fe12.*) In accordance with SCN 11- all public zones in EPZ have been reconfigured. 9 September 2011 ---------------- (z_13oc11.*) In accordance with SCN 11-33 zone boundary between Alaska zones 214 and 215 was modified. 18 August 2011 -------------- (z_15de11.*) In accordance with SCN 11-29 a zone in LCH was reconfigured. 28 March 2011 ------------- (z_04au11.*) In accordance with SCN 11-16 zones in LCH were reconfigured 22 February 2011 --------------- Starting with the 1 December version, all shapefiles are not at a resolution of 1:100,000. This will result in a larger file download. 2 Februaru 2011 --------------- (z_31my11.*) In accordance with SCN 11-06 zones in LIX were reconfigured 15 December 2010 (z_03my11.*) In accordance with SCN 10-53 zones in ILM were reconfigured. 23 July 2010 ------------ (z_15nv10.*) In accordance with SCN 10-36 and SCN 10-37 zones in LWX and PBZ were reconfigured. 21 June 2010 ------------ (z_15oc10.*) In accordance with SCN 10-33 and SCN 10-34 zones in TWC and PDT were reconfigured. 6 April 2010 ---------- (z_01de10.*) In accordance with SCN 10-23 zones in OKX reconfigured. 11 January 2010 --------------- (z_11my10.*) In accordance with SCN 10-02, New zone configuration in CHS. 7 December 2009 --------------- In accordance with SCN 09-53. New zones in TAE. 14 October 2009 --------------- (z_11ja10.*) In accordance with SCN 09-50 New zone deliniated in LWX. 9 September 2009 ----------------- (z_01oc09.*) In accordance with SCN 09-40 reconfigured zones in BOI. In accordance with SCN 09-43 reconfigured zones RIW and CYS. 1 April 2009 ------------ (z_15jl09.*) In accordance with SCN 09-28 small polygons added to LWX, PHI and AKQ due to changes in LWX marine zones per SCN 09-23 27 March 2009 -------------- (z_22jl09.*) In accordance with SCN 09-xx zones in ABQ were reconfigured. 10 Febrary 2009 --------------- (z_07my09.*) Modified zones in AK in accordance with SCN 09-06. 2 October 2008 --------------- (z_03oc08.*) Modified areas in LCH to accomodate new marine zones per SCN 08-44. In accordance with SCN 08-xx zones in WFO LOX were reconfigured. 9 September 2008 (z_09se08.*) Per SCN 08-39 zones in LOX were modified. 2 May 2008 ---------- (z_01ap08.*) Modified to correct erroneous boundaries in WFO BOX. 27 November 2007 ---------------- (z_01ap08.*) In accordance with SCN 07-55 zones in WFO MFR were reconfigured. 2 April 2007 ------------ (z_01au07.*) In accordance with SCN 07-15 zones in WFO PQR were reconfigured. 02 November 2007 - extraneous polygons removed for CA060. 1 February 2007 --------------- (z_31my07.*) In accordance with SCN 07-02, and SCN 06-36 zones in WFO MFL and SLC respectively were reconfigured effective 31 May 2007. 11 October 2006 --------------- (z_12oc06.*) In accordance with SCN 06-34, zones in WFO LWX were reconfigured effective 15 November 2006. 16 March 2006 ------------- (z_16mr06.*) In accordance with SCN 06-15, zones in WFO VEF were reconfigured effective 30 June 2006. 10 February 2006 ---------------- (z_10fe06.*, z_12fe06, z_14fe06) z_06ja06-->z_10fe06.*, z_07ja06-->z_12fe06.*, z_08ja06-->z_14fe06.*) Changed current time zone identifier to E from e for the state of Indiana. Changed time zone of 8 Indiana zones from Eastern to Central time effective 2 April, 2006. zones are Pulaski, Starke, Daviess, Dubois, Knox, Martin, Perry, and Pike. 10 January 2006 --------------- (z_08ja06.*) Updated version of z_07ja06.* with zone changes for WFO GSP per SCN 06-01 effective 9 May, 2006. (z_07ja06.*) Updated version of z_06ja05 with the change of the Key West WFO identifier from EYW to KEY per SCN 05-35-amended effective 2 May 2006 (z_06ja06.*) Copy of z_06oc05 with the SEW zone change (SCN 05-41 eff. 28 Febrary, 2006) and the American Samoa Zone update (z_04ja06.*) Copy of z_14jl04.* with an updated fix to American Samoa Public Zones 15 December 2005 ---------------- (z_15de05.*) In accordance with SCN 06-02, public zones in WFO GSP were reconfigured. 14 October 2005 --------------- (z_06oc05.*) In accordance with SCN 05-41, zones in WFO SEW were reconfigured effective 28 February, 2006. 16 August 2005 -------------- (z_14jl05.*, z_15jn05, z_25my05, z_28de04.*) Small islands in HFO in zones 3, 5, 6 were not in the proper zone. For z_14jl05.*, zone numbers were wrongly assigned in PDT. 11 August 2005 -------------- (z_14jl05.*, z_15jn05, z_25my05, z_28de04.*) Versions modified for minor zone name spelling errors: TX 224 De Witt -->DeWitt TX 178 San Jancinto -->San Jacinto GA 045 De Kalb -->DeKalb MN 006 Lake Of the Woods -->Lake of the Woods MN 054 Lac Qui Parle --> Lac qui Parle 22 July 2005 ------------ (z_14jl05.*) In accordance with SCN 05-29, zones in WFO PDT were reconfigured effective 15 November, 2005. 22 June 2005 ------------ (z_15jn05.*) In accordance with SCN 05-22, zones in WFO MTR were reconfigured effective 20 October, 2005. 15 June 2005 ------------ (z_25my05.*) In accordance with SCN 05-20, two zones in WFO MSO (MT 07 and MT 43) were reconfigured. 23 December 2004 ---------------- (z_28de04.*) In accordance with SCN 04-57, ID zones 24 and 25 were transferred from SLC to PIH. 30 November 2004 ---------------- (z_30NV04.*) Corrections to public forecast zone boundaries in WFO ABQ were made to correctly place some cities and towns in the proper zone. No zones were added, deleted or renamed. Affected AZ zones are 2, 3, 4, 9 and 10. Boundary for MA zone 14 corrected. 04 November 2004 ---------------- (z_02nv04.*) Modifications to zones in FGZ were made to bring the boundaries in compliance with the zone descriptions. No zones were added, deleted or renamed. Land area comprising Lake Okeechobee, FL has been removed. The zone boundaries now extend up to the lake boundary. The lake remains a marine zone. This change affects WFOs MLB and MFL and is effective 30 November, 2004. 04 October 2004 --------------- (z_04oc04.*) This is an updated version of z_06au04 and has all changes below. 02 October 2004 --------------- (z_02oc04.*) This shapefile is an update of z_02au04. It does NOT contain changes to BYZ but has changes for SGF, VEF and The changes in z_01oc04. 01 October 2004 --------------- (z_01oc04.*) This shapefile is the updated version of z_15jl04. It does NOT contain changes to SGX, VEF, BYZ. Zone names in WFO ABQ were corrected: NM006 -->Harding County NM020 -->Roosevelt County NM013 -->Quay County NM021 -->Curry County NM018 -->De Baca County NM012 -->Conchas Lake/Guadalupe County NM010 -->Sandia/Manzano Mountains NM008 -->West Central Mountains NM016 -->Lincoln County High Plains/Hondo Valley In BYZ both ID012 and OR064 both had the same name in error. OR064-->Oregon Lower Treasure Valley Islands in Lake Erie were added to CLE. Affected zones are OH003, OH007, OH009. 05 August 2004 -------------- (z_06au04.*) In accordance with SCN 04-49, Public Forecast Zones in BYZ were modified. 20 July 2004 ------------ (z_02au04.*) In accordance with SCN 04-44 Public Forecast Zones CA 29 and CA 60 were reconfigured in WFOs SGX and VEF. 29 June 2004 ------------- (z_15jl04.*) In accordance with SCN 04-14 Public Forecast Zones in WFO HFO (Honolulu, HI) have been reconfigured. Several zone names in WFO FGZ were modified to be compliant with NWS directive 10-507. 29 June 2004 ------------ (z_30jn04.*) Zone boundaries in WFO STO were modified. No zone names were changed, no zones were added or deleted. 4 June 2004 ----------- (z_29may04.*) WFO PUB: Corrections to CO zones 72-75 to correct spelling Sangre de Cristo. Correction to CO zone 66 spelling of La Garita. Correction of spelling of AK zone 135 in WFO AFC Correction of spelling of AK zones 24 and 25 in WFO AJK Added correct zone name to AK zone 219 in WFO AFG. Correted shortname field for AK. 24 March 2004 ------------- (z_24mr04.*) Corrections to zone names in GGW: MTZ020 Western Roosevelt - word county removed MTZ062 Eastern Roosevelt - was east MTZ061 Northern Valley - was north MTZ017 Central and Southern Valley - word county removed Correction of spelling of MT zone 10 in TFX. Correction of spelling of AK zones 131 and 135 in AFC. Correction of spelling of NM zone 10 in ABQ. 04 November 2003 ---------------- (z_06nv03.*) New shortname field added. Time zone changes for Jones, Mellette and Todd counties in South Dakota. Time zone changes for Morton and Sioux counties in North Dakota. 25 September 2003 ----------------- (z_24se03.*) In response to SCN 03-63, Public Forecast Zones in the State of Alaska were modified. Spelling error in Guam zone 005 fixed (Agrihan). Erroneous polygons removed from Guam zone 13 (Kayangel). 28 August 2003 -------------- (z_28au03.*) Three zones (TN 76, 96, 97), transferred from OHX (Nashville TN) to HUN (Huntsville, AL). KS zone 49 (Saline) western boundary modified. 01 August 2003 -------------- (z_01au03.*) In accordance with SCN 03-43, Zone ownership of NV zone 13 was transferred from VEF (Las Vegas, NV) to LKN (Elko, NV). 17 July 2003 ------------ (z_15jl03.*) In accordance with SCN 03-35, zones in GUM (Guam) were modified. 16 April 2003 ------------- (z_16ap03.*) In accordance with SCN 03-23, zone names in the state of Alaska were changed. 31 March 2003 ------------- (z_31mr03.*) Fixed zone names: NY zone 82 to Northern Fulton, MA 26 to Northwest Middlesex County. 06 March 2003 ------------- (z_06mr03.*) In accordance with SCN 03-15, zone boundaries between PA zones 018-019, 012-045 and 041-046 were modified. 26 Febrary 2003 --------------- (z_24fe03.*) In accordance with SCN 03-07, SCN 03-08, SCN 03-09, SCN 03-10, SCN 03-11 and SCN 02-12, Public Forecast Zones were reconfigured in CHS (Chaleston SC), BUF (Buffalo, NY), BTV (Burlington, VT), BOX (Boston, MA), BGM (Binghamton, NY) and ALY (Albany, NY) respectivly. Minor spelling change effected to zone CA 018 in STO (Sacramento CA) (Carquinez Strait and Delta). 03 December 2002 ---------------- (z_10de02.*) Changed CWA attrubute to HUN for zones in new Huntsville AL WFO. 04 October 2002 ---------------- (z_04oc02.*) SJU zone name corrected: PR007 to Ponce and Vicinity GJT zone names corrected: CO010 to Gore and Elk Mountains/Central Mountain Valleys CO017 to Uncompahgre Plateau/Dallas Divide UT022 to Southeast Utah UT023 to Eastern Unita Mountains RIW: State corrected to WY for WY001 LOX: Islands for which forecasts are not made zone designator removed in CA zones 39, 40, 41 Zone names corrected: CA040 to Ventura County Coast CA041 to Los Angeles County Coast including Downtown Los Angeles 10 September 2002 ----------------- In response to SCN 02-45 and 02-46 2 zones were created in MQT, zones in RIW were reconfigured. 31 July 2002 ------------ (z_31jl02.*) Fixes to PUB zones as follows. All zones are CO zones. 061, 062, 099 names corrected. 059, 088 zones were missing. 27 June 2002 ------------ (z_26jn02.*) In response to SCN 02-41, zones in PUB (Pueblo CO) were reconfigured. Zone 001 in HI was modified to include only the larger easternmost islands of Kaui. 24 May 2002 ---------- (z_24 May 02.*) In UNR, name of SD zone 71 was corrected to be Sturgis/Piedmont Foothills name of WY zone 72 was corrected to be Northeastern Crook name of SD zone 13 was corrected to be Northern Meade Co Plains name of SD zone 74 was corrected to be Hermosa Foot Hills name of WY zone 54 was corrected to be Northern Campbell In LKN boundaries of NV zone 34 adjusted. 1 May 2002 ---------- (z_25ap02.*) In response to SCN 02-29 Burlington County, NJ in PHI was split into two zones. In response to SCN 02-32 zones in UNR were reconfigured. The office identifier for Chaffee County CO was corrected to read PUB. Spelling for Metcalf County, Kentucky, KY zone corrected 19 March 2002 ------------- z_16mr02.* In response to SCN 02-13, the name for AZ zone 28 in PSR (Phoenix AZ) was changed to Northwest and North Central Pinal County. 1 Febrary 2002 -------------- (z_05fe02.*) 3 "Holes" in boundaries bestween CO zones 41-47 (2) and 31-04 (1) removed. 1 Febrary 2002 -------------- (z_03fe02.*) Zone boundaries for CO zones 38, 40, 43 adjusted for the addtion of Broomfield County to CO in accordance to SCn 01-75. 15 January 2002 --------------- (z_14ja02.*) Zone name for CA 030 in PSR (Phoenix AZ) corrected to read "Joshua Tree National Park". 10 December 2001 ---------------- (z_10de01.*) Zone names for AZ zones 28 and 29 were corrected to be "Central Deserts" and "Southeast Pinal County" respectively. 01 December 2001 ---------------- (z_30nv01.*) Adjusted boundary in Pinal County, AZ between AZ zones 28 and 29. 07 November 2001 --------------- (z_07nv01.*) Adjusted boundary between ME zones 001 and 002 in accordance with SCN 01-51 for CAR (Caribou, ME). 22 October 2001 --------------- (z_22oc01.*) Removed NW islands of KAUAI in HFO (Honolulu, HI) as being designated as zones. 16 October 2001 -------------- (z_16oc01.*) In response to SCN 01-54 Cherry County NE was split into an Eastern Western zones in LBF (North Platte NE). Errors in HI zone 1 and 2 were corrected to put the proper islands in the proper zones. 03 October 2001 --------------- (z_24se01.*) In response to SCN 01-51 2 new zones were created for CAR (Caribou) ME, effective 5 November, 2001. Small pieces of FL islands and Pacific islands removed from AFC zones. 31 August 2001 -------------- (z_20au01.*) In response to SCN 01-41, zones for GRB (Green Bay, WI) were reconfigured. At request of PDT (Portland OR), zone boundaries for OR zones 45, 46 and 47 and WA 25 were slightly modified. 29 June 2001 ------------ (z_30jn01.*) In response to SCN 01-27, Marengo County AL was transferred from MOB (Mobile AL) to BMX (Birmingham, AL). 18 May 2001 ----------- (z_16my01.*) In response to SCN 01-21 the forecast zones for AJK (Juneau, AK) were reconfigured. Zones 25, 25 and 27 were revised, zones 21 and 29 are new. In response to SCN 01-24, in LOX (Los Angeles, CA), Catalina Island was assigned to be zone 87. It was removed from CA zone 41. 16 March 2001 ------------- (z_16mr01.*) In response to SCN 01-09, zones in BOU (Boulder, CO) were reconfigured. Numerous map topology errors were fixed especially in PR zone 1. 24 January 2001 --------------- (z_24ja01.*) In Response to SCN 01-04, zones in MLB (Melbourne, FL) were reconfigured, addding zones 141, 144 and 147 and splitting zones 41, 44, 47. An erroneous "gap" at the border of Gulf and Bay Counties, FL (zones 12 and 14), from the Gulf of Mexico to East Bay was repaired in TAE (Talahasse, FL). 26 Oct 00 --------- (z_26oc00.*) Added a missing zone (185) to AK, after feedback from the Region. Corrected zone 121 by adding to it the southern portion of zone 120, after feedback from the Region. 12 Oct 00 --------- (z_12oc00.*) In response to SCN 0097, SCN 0098, zones for AFC and AFG were reconfigured. In response to SCN 0099 4 zones for AJK were renamed (AK zones 23, 25, 26, 27). 25 Sep 2000 (z_25se99.*) At the request of PUB (Pueblo CO), a the portion of CO zone 74 which extended into Pueblo County was merged into CO zone 73. It was discovered that the previous version of the data set, z_21se00 was corrupted due to a software failure during a edit save. An older correct version of the dataset was used to recreate the dataset and INCLUDES the changes for 21 September, 2000. 21 Sep 2000 ----------- z_21se00.*) In response to SCN 0069, zones in TFX, GGW and BYZ were reconfigured. 08 Sep 2000 ----------- (z_08Se00.*) Fixed the border between CA zones 48 and 55. 02 Sep 2000 ----------- (z_02Se00.*) WY zones 15 and 16 were modified. The portion of WY zone 16 that extended into Natrona County was incorporated into zone 15 so that zone 15 now covers all of Natrona County. This change was in response to a request from RIW with the concurrence of OM. 27 July 2000 ----------- (z_27jl00.*) Two errors fixed. Changed State and State Zones for Virgin Islands to "VI" from PR. In SEW, Modified Zone 10 to include all of Kitsap County. 11 July 2000 ------------ (z_11jl00.*) In response to SCN 0067, zones in PR were reconfigured. 12 June 2000 ------------ (z_05jn00.*) Zone numbering corrected in SGX CWA for zones 48 and 55. Zone boundaries between CO zones 19 and 61 in GJT were slightly modified to reflect adjusted county boundaries. 30 May 2000 ---------- (z_30my00.*) Zone CA 049 corrected to Zone CA 048 in SGX. 24 May 2000 ----------- (z_15my00.*) In response to SCN 0040, zones in SGX were reconfigured and boundaries adjusted. 23 March 2000 ------------ (z_20mr00.*) In response to SCN 0033, zones in LOX were reconfigured and boundaries adjusted. Boundaries for WA zones 9, 10, 12, 13 were adjusted slightly. 08 March 2000 ------------ (z_06mr00.*) "Moved", in response to SCN 0035, Decatur County, Tn from OHX to MEG. 22 February 2000 --------------- (z_22fe00.*) In response to SCN 0028, 2 zones in BRO have been split: TX254 Willacy split into TX254 Inland Willacy and TX256 Coastal Willacy TX255 Cameron split into TX255 Inlamd Cameron and TX257 Coastal Cameron effective 28 Feb, 2000 In response to SCN 0029, zones in MAF have been reconfigured: TX074 Davis/Apache Mountains Area expanded TX258 Guadalupe Mountains created NM029 Northern Lea County split and renamed NM033 Central Lea County created NM034 Southern Lea County Created effective 28 Feb 2000. In LA, the land comprising Lake Ponchatrain and Lake Mariposa has been "cut out" of the shapefile leaving a "hole" for the lakes. 08 February, 2000 ----------------- (z_04fe00.*) Reconfigured zones for GJT per SCN #0026 30 November 1999: ----------------- (z_30nv99.*) 1. The following zone names were changes per OM SCN #0003 SCZ001 Northern Oconee to Oconee Mountains SCZ002 Northern Pickens to Pickens Mountains SCZ003 Northern Greenville to Greenville Mountains SCZ004 Southern Oconee to Greater Oconee SCZ005 Sothern Pickens to Greater Pickens SCZ006 Southern Greenville to Greater Greenville 2. Zone boundaries readjusted only in PQR. 18 November 1999: ----------------- (z_18nv99.*) 1. The following zones were changed per OM SCN #99-91 effective 30 Nov 1999 [LSX, DVN] SCOTLAND (MO009) from LSX to DVN CLARK (MO010) from LSX to DVN 06 October 1999: ---------------- (z_06oc99.*) 1. Zone names for the following zone identifiers in SLC area were updated to reflect current usage: UTZ002, UTZ004, UTZ005, UTZ006, UTZ007, UTZ008, UTZ012, UTZ013, UTZ015, UTZ016, UTZ018, UTZ020, WYZ021 2. Following zone boundaries in PSR, FGZ, and TWC areas modified at request of PSR: AZZ018 [FGZ], AZZ022 [PSR], AZZ023 [PSR], AZZ024 [PSR], AZZ027 [PSR], AZZ028 [PSR], AZZ029 [TWC] 3. Zone names for the following zone identifiers in REV area were updated to reflect current usage: CAZ070, CAZ071, NVZ001, NVZ003, and NVZ004 4. Zone names for the following zone identifiers in VEF area were updated to reflect current usage: CAZ029, NVZ013 through NVZ017, inclusive, NVZ019, NVZ021, and NVZ022 5. LKN zone reconfigurations per SCN #99-68: NVZ006 through NVZ012, inclusive, were reconfigured, renamed, and/or renumbered. New zones are NVZ030 through NVZ037, inclusive. 6. MFR zone reconfigurations per SCN #99-69: CAZ011 and CAZ012 were reconfigured, renamed, and/or renumbered. New zones are CAZ080 through CAZ085, inclusive. 7. MFR zone reconfigurations per SCN #99-71: ORZ003, ORZ007, ORZ008, ORZ012, and ORZ015 were reconfigured, renamed, and/or renumbered. New zones are ORZ021 through ORZ031, inclusive. 8. HNX zone reconfigurations per SCN #99-69: CAZ020 through CAZ025, inclusive, were reconfigured, renamed, and/or renumbered. New zones are CAZ089 through CAZ099, inclusive. 9. PQR zone reconfigurations per SCN #99-71: ORZ001 through ORZ013, inclusive, WAZ019 through WAZ023, WAZ039, and WAZ040 were reconfigured, renamed, and/or renumbered. New zones are ORZ001, ORZ002, ORZ004, ORZ005, ORZ006, ORZ009, ORZ011, WAZ019, WAZ021, WAZ022, WAZ023, WAZ039, and WAZ040. 10. PDT zone reconfigurations per SCN #99-71: ORZ010, and ORZ013 through ORZ019, inclusive, were reconfigured, renamed, and/or renumbered. New zones are ORZ041 through ORZ050, inclusive. 11. BOI zone reconfigurations per SCN #99-71: ORZ020 through ORZ022, inclusive, were reconfigured, renamed, and/or renumbered. New zones are ORZ061 through ORZ064, inclusive. 15 September 1999: ------------------ (z_15se99.*) 1. The following zones were changed per OM SCN #99-38r, effective September 22, 1999 [BMX, FFC]: GAZ089 from BMX to FFC GAZ090 from BMX to FFC GAZ102 from BMX to FFC 2. The following zones were changed per OM SCN #99-39r, effective September 22, 1999 [BMX, TAE] GAZ120 from BMX to TAE 3. The following zones were changed per OM SCN #99-40c, effective September 22, 1999 [BMX, MOB] ALZ039 from BMX to MOB 4. Correction to PQR public zone name [PQR]: From ORZ001 - NORTH OREGON COAST to ORZ001 - NORTHERN OREGON COAST 23 August 1999: --------------- (z_23au99.*) 1. The following North Dakota zones were changed with FGF assistance per OM PSN #99-59 [FGF]: NDZ016 - EASTERN WALSH COUNTY (original zone split to create NDZ054) NDZ054 - WESTERN WALSH COUNTY 2. At the request of PQR, several public zone names were modified [PQR]: ORZ001 - NORTHERN OREGON COAST ORZ004 - NORTHERN WILLAMETTE VALLEY INCLUDING PORTLAND ORZ005 - CENTRAL WILLAMETTE VALLEY INCLUDING SALEM ORZ006 - SOUTHERN WILLAMETTE VALLEY INCLUDING EUGENE WAZ019 - WEST SLOPES SOUTHERN WASHINGTON CASCADES AND PASSES WAZ021 - SOUTH WASHINGTON COAST WAZ022 - LOWER COLUMBIA INCLUDING LONGVIEW AND CASTLE ROCK WAZ023 - WESTERN COLUMBIA RIVER GORGE WAZ039 - GREATER VANCOUVER AREA AND RURAL CLARK COUNTY WAZ040 - SOUTHERN WASHINGTON CASCADE FOOTHILLS 30 July 1999: ------------- (z_30jl99.*) 1. The following Florida zones were changed from MFL to EYW per site request and OM PSN #99-32: Upper Keys - FLZ076 Middle Keys - FLZ077 Lower Keys - FLZ078 (previously done) 2. The following islands were added for Guam zone forecasts: Palau - GUZ005 Yap - GUZ006 Chuuk - GUZ007 Pohnpei - GUZ008 Kosrae - GUZ009 Majuro - GUZ010 3. The following Guam zone was modified to remove the Northern Marianas islands north of Saipan and change the zone label from "MP" to "GU": Saipan - GUZ004 4. The following Guam zone labels were changed from "MP" to "GU": Rota - GUZ002 Tinian - GUZ003 20 July 1999: ------------- (z_20jl99.*) 1. The following Maine zones were changed from GYX to CAR per OM PSN #99-46: INTERIOR HANCOCK MEZ016 COASTAL HANCOCK MEZ029 CENTRAL PENOBSCOT MEZ011 SOUTHERN PENOBSCOT MEZ015 INTERIOR WASHINGTON MEZ017 COASTAL WASHINGTON MEZ030 SOUTHERN PISCATAQUIS MEZ010 15 July 1999: ------------- (z_15jl99.*) 1. With assistance of VEF, PSR, and SGX, we adjusted the boundary for Joshua Tree National Park which resulted in modifications to CAZ028 (VEF), CAZ030 (PSR), and CAZ060 (SGX). 2. Reset time zone character from "A" to "V" for SJU area. 3. With shapefile revision provided by HNX, we corrected CAZ021 and CAZ024 boundaries. 4. TXZ053 transferred from SJT to MAF per PSN #99-47. 5. IDZ019 and IDZ020 boundary corrected per request of PIH. 6. Zone name updates per BOU request for zones COZ033, COZ035, COZ038, COZ039, COZ041, COZ046, COZ047, COZ048, and COZ050. 7. Zone name updates per AWIPS DR #4126 for LKN. Zone names modified to match those published on LKN homepage on 7 July 1999. Zone name updates made to NVZ006, NVZ007, NVZ008, NVZ009, NVZ011, and NVZ012. 8. Zone name updates per RIW request for zones WYZ006, WYZ011, WYZ019, and WYZ026. 9. Zone name update per EPZ request for zone NMZ030. 10. Zone name updates per MRX request for zones TNZ041, TNZ072, and TNZ074. 17 June 1999: ------------- (z_17je99.*) Modifications made to zone boundaries of CA zones 20, 21, 22, 23, and 24 to follow 1000 foot contour at request of and with assistance of HNX. Some additional minor adjustments will be made to the southern boundaries with assistance of HNX in a future release. Modifications made to zone boundaries of AZ zones 20, 21, 25, and 26, and CA zones 28, 30, 31, 32, 33, and 61 at request of and with assistance of PSR. CA zone 28 (VEF's area) and CA zone 61 (SGX's area) were modified due to the changes to CA zones 30 and 32, respectively. Correction made to SJU's PR zones 01 and 03. A polygon in zone 03 was mislabeled as part of zone 01. NOTE: The time zone label for all zones in the SJU area was changed from "V" to "A" at the request of SJU. However, following this change it was discovered that this label conflicts with the official DOT definitions which specify the Alaska time zone being "A" and Puerto Rico being "V". Therefore, the next revision to the zone shapefile will change the time zone label for the SJU area back to "V". Corrections made to zone name spellings in Puerto Rico zones 001, 002, 004, 005, and 007 at request of SJU. Corrections made to the following PUB zone names to change backward slashes "\" to forward slashes "/": CO zones 63, 67, 69, 71, 72, 73, 74, 75, 76, and 79. 27 April 1999: -------------- Corrected "state" attribute from ID to WY for WYZ001 The following Florida changes were made in consultation with NWS offices MFL and EYW: Changed FLZ067 name to Palm Beach Western Changed FLZ068 name to Palm Beach Eastern Changed FLZ069 name to Western Collier Changed FLZ070 name to Eastern Collier Changed FLZ071 name to Western Broward Changed FLZ072 name to Broward Metropolitan Changed FLZ073 name to Western Dade Changed FLZ074 name to Dade Metropolitan Removed uninhabited islands from FL zone data (remain in county data) Added Pigeon Key, FL ploygon and included in FLZ078 Modified FLZ074, FLZ076 and FLZ077 boundaries to reflect island assignments The following California changes were made in consultation with NWS office EKA: Modified CAZ003, CAZ004 and CAZ076 boundaries using site provided shapefile 06 April 1999: -------------- Changes: Colorado, Utah, California zone changes/updates 01 Dec 98: ---------- Correction: Reconfiguration of MT zones 11, 12, 13 valid 15 Oct 98 Misc Zone name changes: To reflect previous notifications or operational use in AZ, CA, NE, NJ, NM, NV, WA Change: County (zone) TN035, TN049 from MRX to OHX and TN007, TN115, TN153 from OHX to MRX Valid 1 Dec 98. 02 Nov 98: ---------- Addition: District of Columbia zone 001. No longer part of MD zone 013 Addition: Middleton Is. AK. Change: Lassen Volcano National Park moved from CA zone 71 to CA zone 68 to become part of STO 15 Oct 98: ---------- Zone Reconfiguration: AZ, ID, MT, WA involving WFOs BOI, FGZ, MSO, OTX, PIH Addition: New Hawaii Zones dated 15 Sep 98 Addition: CAR and EYW WFOs Correction: Spelling in AZ and CA zones for PSR Error: Removal of 400+ duplicate polygons! 1 Oct 1998: ----------- Reassignment: Clay and Lowndes Counties from MEG to JAN Addition: CAR and EYW WFOs Correction: VA082 is Charles City and VA083 is New Kent Correction: Spelling of Marianas Islands zones< Correction: Guam identifier from GUA to GUM 17 Mar 98 Aknowledgements: -------------------------- Special thanks to The Weather Channel (John Sherwood et al.) and the Universisty of Wisconsin - Madison (Bill Lagerroos et al.) for many valuable corrections and comments. A complete independent check was performed by Fran Curnow/NWS MSIG. 20 Jan 98: ---------- Changes to REV zones by Steve Otteson/REV (CA & NV). Changes to OKX zones by Jeffrey Tongue/OKX (CT, NJ & NY). Changes to MSO zones by Tim Barker/MSO. Changes to CO zones c/o Eric Thaler/BOU(DEN). 14 Oct 97: ---------- WSOM C-11 changes effective 15 Oct for AZ & CA. Updates to UT001-007 provided by Tim Barker/MSO. 21 Jul 97: ---------- Validation of Alaska zones by Kathleen Hadley/AFC