000
ACUS74 KLIX 182107
PSHLIX
POST TROPICAL CYCLONE REPORT...HURRICANE NATE
NATIONAL WEATHER SERVICE NEW ORLEANS LA
407 PM CDT WED OCT 18 2017
NOTE: THE DATA SHOWN HERE ARE PRELIMINARY....AND SUBJECT TO UPDATES
AND CORRECTIONS AS APPROPRIATE.
THIS REPORT INCLUDES EVENTS OCCURRING WHEN WATCHES AND/OR WARNINGS
WERE IN EFFECT.
MISSISSIPPI COUNTIES INCLUDED...HANCOCK...HARRISON...JACKSON...
PEARL RIVER
LOUISIANA PARISHES INCLUDED...ASCENSION...ASSUMPTION...TERREBONNE...
LAFOURCHE...ST. JOHN THE BAPTIST...ST. CHARLES...JEFFERSON...
ORLEANS...ST. BERNARD...PLAQUEMINES...LIVINGSTON...TANGIPAHOA...
WASHINGTON...ST. TAMMANY
CHANGES MADE ON OCTOBER 10:
1. SECTION E - ADDED MEASURED OR ESTIMATED SURGE VALUES FOR ALL
STATIONS
2. SECTION E - ADDED DATA AT THE PILOTTOWN NOS GAUGE
3. SECTION E - CORRECTED MAXIMUM WATER LEVELS AT POINT-A-LA-HACHE AND
RIGOLETS WHERE CONVERSION FACTOR TO NAVD88 WAS INCORRECTLY APPLIED
4. SECTION E - CORRECTED MAXIMUM WATER LEVEL AT THE PASCAGOULA NOAA
LAB. NOS VERIFIED VALUE WAS SLIGHTLY LOWER THAN RAW GAUGE READING
5. SECTION G - ADDED COUNTY AND PARISH-SPECIFIC IMPACTS.
CHANGES MADE ON OCTOBER 18
1. SECTION A - ADDED OBSERVATION FROM INGALLS SHIPBUILDING TO THE
NON-METAR OBSERVATION SECTION
2. SECTION G - UPDATED INFORMATION FOR HARRISON AND JACKSON COUNTIES
A. LOWEST SEA LEVEL PRESSURE/MAXIMUM SUSTAINED WINDS AND PEAK GUSTS
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METAR OBSERVATIONS...
NOTE: ANEMOMETER HEIGHT IS 10 METERS AND WIND AVERAGING IS 2 MINUTES
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LOCATION ID MIN DATE/ MAX DATE/ PEAK DATE/
LAT LON PRES TIME SUST TIME GUST TIME
DEG DECIMAL (MB) (UTC) (KT) (UTC) (KT) (UTC)
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KBIX-BILOXI KEESLER AIR FORCE BASE
30.41 -88.92 985.7 08/0522 070/046 08/0453 070/061 08/0453
KPQL-PASCAGOULA AIRPORT
30.46 -88.53 992.5 08/0553 160/039 08/0540 160/054 08/0544
KGPT-GULFPORT AIRPORT
30.41 -89.08 986.2 08/0453 020/031 08/0445 030/045 08/0349
KNEW-NEW ORLEANS LAKEFRONT AIRPORT
30.04 -90.03 992.8 08/0401 360/026 08/0201 360/032 08/0251
KNBG-BELLE CHASSE NAVAL AIR STATION
29.82 -90.03 1001.7 07/2255 080/026 07/1755 080/035 07/1755
KBVE-BOOTHVILLE
29.33 -89.40 991.1 08/0051 070/025 07/2227 050/040 07/2334
KMSY-NEW ORLEANS INTERNATIONAL AIRPORT
29.99 -90.25 1001.6 08/0453 120/021 07/1826 120/028 07/1826
KASD-SLIDELL AIRPORT
30.34 -89.82 998.1 08/0453 360/017 08/0153 360/024 08/0153
REMARKS:
NON-METAR OBSERVATIONS...
NOTE: ANEMOMETER HEIGHT IN METERS AND WIND AVERAGING PERIOD IN
MINUTES INDICATED UNDER MAXIMUM SUSTAINED WIND IF KNOWN
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LOCATION ID MIN DATE/ MAX DATE/ PEAK DATE/
LAT LON PRES TIME SUST TIME GUST TIME
DEG DECIMAL (MB) (UTC) (KT) (UTC) (KT) (UTC)
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INGALLS SHIPBUILDING PASCAGOULA
30.35 -88.58 MMM/MMM 170/071 08/0505
19.8M/
XBIL-WEATHERFLOW BILOXI
30.44 -88.98 984.4 08/0511 080/016 08/0446 080/043 08/0446
10.4M/1MIN
XGPT-WEATHERFLOW GULFPORT
30.36 -89.11 984.6 08/0443 070/030 08/0128 070/041 08/0128
10.4M/1MIN
XBYU-WEATHERFLOW BAYOU BIENVENUE
30.00 -89.90 995.4 08/0353 080/030 07/2253 090/037 07/1813
10.4M/1MIN
XDUL-WEATHERFLOW DULAC
29.34 -90.73 1001.2 08/0054 090/018 07/1754 090/031 07/1754
10.4M/1MIN
REMARKS:
B. MARINE OBSERVATIONS...
NOTE: ANEMOMETER HEIGHT IN METERS AND WIND AVERAGING PERIOD IN
MINUTES INDICATED UNDER MAXIMUM SUSTAINED WIND IF KNOWN
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LOCATION ID MIN DATE/ MAX DATE/ PEAK DATE/
LAT LON PRES TIME SUST TIME GUST TIME
DEG DECIMAL (MB) (UTC) (KT) (UTC) (KT) (UTC)
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KMIS-MP 140B AWOS
29.30 -88.84 985.0 08/0035 200/062 08/0055 200/077 08/0055
85M/
XSHI-WEATHERFLOW SHIP ISLAND
30.23 -88.98 090/051 08/0319 090/063 08/0319
11.9M/1MIN
DKCM6-PORT OF PASCAGOULA WLON
30.36 -88.57 992.1 08/0524 170/048 08/0524 160/060 08/0512
8.4M/2MIN
42364-VIOSCA KNOLL 956
29.06 -88.90 1002.4 08/0030 150/047 08/0030
122M/
42365-URSA-MISSISSIPPI CANYON 809
28.20 -89.12 270/045 07/2130
122M/
PTBM6-PETIT BOIS ISLAND WLON STATION
30.21 -88.51 995.2 08/0436 180/046 08/0506 190/058 08/0536
4.6M/2MIN
PSTL1-PILOTS STATION EAST/SW PASS
28.93 -89.4 991.3 07/2324 060/046 07/2154 060/057 07/2154
20.3M/8MIN
BURL1-SOUTHWEST PASS C-MAN
28.91 -89.43 989.5 07/2300 050/046 07/2200 050/052 07/2200
13.7M/8MIN
RARM6-PORT OF PASCAGOULA RANGE A REAR WLON STATION
30.34 -88.51 993.4 08/0536 200/044 08/0612 190/061 08/0536
22.9M/2MIN
KDLP-WEST DELTA 27A
29.12 -89.55 020/039 07/2335 110/048 07/2015
34.7M/8MIN
42040-LUKE OFFSHORE TEST PLATFORM
29.21 -88.23 998.5 08/0010 130/039 08/0000 130/052 08/0000
4.0/8MIN
GDXM6-CROOKED BAYOU GRAND BAY RESERVE NERRS
30.36 -88.42 200/037 080/0645 180/048 08/0545
4.5M/2MIN
SHBL1-SHELL BEACH WLON STATION
29.87 -89.67 996.7 08/0224 010/035 08/0212 050/041 08/0024
15.6M/2MIN
WYCM6-BAY WAVELAND YACHT CLUB WLON STATION
30.33 -89.33 992.2 08/0448 020/034 08/0336 020/044 08/0336
9.9M/2MIN
LOPL1-LA OFFSHORE OIL PORT
28.88 -90.03 998.1 07/2216 080/029 07/2011 090/037 07/1811
57.9M/8MIN
GRBL1-GRAND ISLE BLOCKS
29.10 -89.98 999.6 07/2200 050/029 07/2200 060/032 07/2200
10M/8MIN
GISL1-NOAA C-MAN GRAND ISLE
29.26 -89.96 998.7 07/2330 330/026 08/0224 090/032 07/2054
6.6M/2MIN
REMARKS:
C. STORM TOTAL RAINFALL FROM 1200 UTC OCT 07 UNTIL 1200 UTC OCT 08
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CITY/TOWN COUNTY ID RAINFALL
LAT LON (IN)
DEG DECIMAL
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ASOS OBSERVATIONS
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KEESLER AIR FORCE BASE HARRISON KBIX 4.56
30.43 -89.92
GULFPORT AIRPORT HARRISON KGPT 2.71
30.40 -89.07
PASCAGOULA AIRPORT JACKSON KPQL 2.65
30.46 -88.53
NEW ORLEANS INT`L AIRPORT JEFFERSON KMSY 1.13
29.98 -90.25
OTHER OFFICIAL GAUGES
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SANDHILL CRANE RAWS JACKSON SHCM6 4.67
30.45 -88.66
WOOL MARKET COOP HARRISON CKWM6 4.56
30.41 -88.92
WORTHAM HARRISON BLWM6 3.33
30.56 -89.12
LONG BEACH COOP HARRISON LNGM6 3.32
30.35 -89.16
RIGOLETS NR PONTCHARTRAIN ORLEANS RIGL1 2.67
30.16 -89.74
GULFPORT HARRISON GLFM6 2.47
30.39 -89.21
COCORAHS OBSERVATIONS
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OCEAN SPRINGS 1.7 W JACKSON MS-JC-15 5.45
30.41 -88.83
VANCLEAVE 9.5 WSW JACKSON MS-JC-23 5.11
30.50 -88.82
OCEAN SPRINGS 3.6 ESE JACKSON MS-JC-12 4.93
30.38 -88.75
GAUTIER 4.9 N JACKSON MS-JC-22 4.59
30.46 -88.65
LONG BEACH 0.8 SSE HARRISON MS-HR-12 3.32
30.35 -89.16
BILOXI 13.1 NNW HARRISON MS-HR-34 3.10
30.50 -89.05
GULFPORT 4.3 NNW HARRISON MS-HR-7 2.87
30.45 -89.08
PASS CHRISTIAN 8.9 NNW HARRISON MS-HR-15 2.41
30.44 -89.28
GRAY 0.5 ENE TERREBONNE LA-TR-5 1.52
29.68 -90.77
KILN 6.6 N HANCOCK MS-HC-13 1.44
30.52 -89.43
DIAMONDHEAD 0.9 NNW HANCOCK MS-HC-5 1.44
30.40 -89.38
SLIDELL 4.4 E ST. TAMMANY LA-ST-17 1.15
29.87 -89.70
DENHAM SPRINGS 4.1 NE LIVINGSTON LA-LV-4 1.11
30.52 -90.91
CARRIERE 3.2 SSW PEARL RIVER MS-PR-1 1.00
30.66 -89.66
REMARKS: COCORAHS REPORTING TIMES MAY VARY BY A FEW HOURS BUT
REPRESENT THE PERIOD FROM APPROXIMATELY 12Z SATURDAY OCTOBER 7
THROUGH 12Z SUNDAY OCTOBER 8.
D. INLAND FLOODING...
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REMARKS: NO SIGNIFICANT INLAND FLOODING.
E. MAXIMUM STORM SURGE AND STORM TIDE...
OFFICIAL TIDE GAUGES NOTED WITH LEADING G
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COUNTY CITY/TOWN SURGE TIDE DATE/ BEACH
OR LOCATION (FT) (FT) TIME EROSION
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JACKSON G-GAUTIER 6.0E 7.85 08/0600
USGS GAUGE NAVD88.
JACKSON G-OCEAN SPRINGS 6.4E 7.42 08/0530
USGS GAUGE NAVD88.
HARRISON G-LONG BEACH 4.4E 7.39 08/0800
USGS GAUGE NAVD88.
JACKSON G-PASCAGOULA NOAA 6.04 6.20 08/0548
NOS GAUGE MHHW.
HANCOCK G-BAY ST. LOUIS 4.3E 6.29 08/0800
USGS GAUGE NAVD88.
HANCOCK G-E PEARL RIVER 4.3E 6.27 08/0615
USGS GAUGE NAVD88.
JACKSON G-PASCAGOULA DOCK E 5.99 6.14 08/0554
NOS GAUGE MHHW.
PLAQUEMINES G-BG PTE A LA HACHE 4.9E 5.93 08/0300
USGS GAUGE NAVD88.
HANCOCK G-WAVELAND 5.32 5.60 08/0548
NOS GAUGE MHHW.
ST. TAMMANY G-RIGOLETS SLIDELL 4.3E 5.35 08/0715
USGS GAUGE NAVD88.
JACKSON G-ORANGE GROVE 3.2E 5.11 08/1045
USGS GAUGE NAVD88.
ST. BERNARD G-SHELL BEACH 4.88 5.07 08/0624
NOS GAUGE MHHW.
ST. TAMMANY G-BYU LIB SLIDELL 2.7E 4.37 08/0945
USGS GAUGE NAVD88.
TERREBONNE G-CAILLOU LAKE DULAC 1.4E 3.56 08/0100
USGS GAUGE NAVD88.
ORLEANS G-NEW CANAL 2.88 3.17 08/1054
NOS GAUGE MHHW.
ST. CHARLES G-BONNET CARRE SPLWY 2.72 3.05 08/1130
NOS GAUGE. MHHW.
JEFFERSON G-N OF GRAND ISLE 1.0E 3.02 07/2300
USGS GAUGE NAVD88.
PLAQUEMINES G-PILOTTOWN 3.11 3.02 08/0212
NOS GAUGE. MHHW.
LAFOURCHE G-LITTLE LAKE CUTOFF 1.2E 2.83 08/0015
USGS GAUGE NAVD88.
LAFOURCHE G-PORT FOURCHON 2.00 2.21 08/0142
NOS GAUGE MHHW.
JEFFERSON G-GRAND ISLE 2.16 2.16 07/2242
NOS GAUGE MHHW.
REMARKS: USCOE AND USGS GAUGES DO NOT HAVE PREDICTED TIDE LEVELS
THEREFORE SURGE IS ESTIMATED USING PRE-STORM BASELINE. ESTIMATED
SURGE VALUES ARE DENOTED WITH AN E. ALSO OF NOTE...NOS GAUGES ARE
REFERENCED TO MHHW. THIS CAN RESULT IN A MAXIMUM SURGE VALUE GREATER
THAN THE MAXIMUM TOTAL WATER LEVEL IF THE PREDICTED WATER LEVEL AT
THE TIME OF MAXIMUM STORM TIDE WAS NEGATIVE.
F. TORNADOES...
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(DIST)CITY/TOWN COUNTY DATE/ EF SCALE
LAT LON (DEG DECIMAL TIME(UTC) (IF KNOWN)
DESCRIPTION
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REMARKS: NO TORNADOES REPORTED
G. STORM IMPACTS BY COUNTY...
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COUNTY DEATHS INJURIES EVACUATIONS
DESCRIPTION
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HANCOCK 0 0 UNKNOWN
MINOR IMPACTS DUE TO STORM SURGE. STORM SURGE LED TO WATER COVERING
A COUPLE HUNDRED LOW LYING ROADWAYS PRIMARILY IN THE JOURDAN RIVER
SHORES...ANSLEY HERON BAY AND SHORELINE PARK AREAS. NO HOMES WERE
IMPACTED...BUT SEVERAL ROADS WERE IMPASSIBLE.
HARRISON 0 0 UNKNOWN
MODERATE IMPACTS DUE TO STORM SURGE AND STRONG WINDS. STORM SURGE
LED TO SIGNIFICANT BEACH EROSION ALONG BOTH THE BARRIER ISLANDS AND
THE ACTUAL COASTLINE. 3 TO 4 FEET OF WATER INUNDATED THE FIRST FLOOR
PARKING GARAGES OF SEVERAL CASINOS IN BILOXI. NO KNOWN FLOODING OF
RESIDENCES. THE STORM SURGE ALSO DAMAGED SEVERAL PIERS. MINOR AND
SPORADIC WIND DAMAGE OCCURRED THROUGHOUT THE COUNTY IN THE FORM OF
SNAPPED TREES...BROKEN SIGNS AND MINOR ROOF DAMAGE. 43 HOMES
SUFFERED WIND DAMAGE. 5 SHELTERS WERE OPENED AND 542 PEOPLE SOUGHT
SHELTER.
JACKSON 0 0 UNKNOWN
MODERATE IMPACTS DUE TO STORM SURGE AND STRONG WINDS. STORM SURGE
LED TO MINOR FLOODING OF APPROXIMATELY 15 TO 20 HOMES. IT ALSO
CAUSED HEAVY DAMAGE TO ONE COASTAL ROAD IN THE GULF PARK ESTATES
AREA AND MINOR DAMAGE TO AN ADDITIONAL 20 TO 30 ROADS IN THE
SOUTHERN PART OF THE COUNTY. THE STORM SURGE ALSO DAMAGED SEVERAL
PIERS. APPROXIMATELY 300 HOMES SUFFERED MINOR WIND DAMAGE.
ADDITIONALLY...25 COMMERCIAL BUILDINGS WERE DAMAGED. 3 SHELTERS
WERE OPENED AND 307 PEOPLE SOUGHT SHELTER.
ST. TAMMANY 0 0 UNKNOWN
MINOR IMPACTS DUE TO STORM SURGE. STORM SURGE LED TO FLOODING OF
LOW LYING ROADS ALONG BAYOUS AND NEAR LAKE PONTCHARTRAIN. A FEW
ROADS WERE IMPASSIBLE. NO HOMES WERE IMPACTED.
ORLEANS 0 0 UNKNOWN
MINOR IMPACTS DUE TO STORM SURGE. A FEW LOW LYING ROADS OUTSIDE
THE FEDERAL RISK REDUCTION SYSTEM WERE FLOODED...PRIMARILY IN THE
VENETIAN ISLES AND IRISH BAYOU AREAS. NO HOMES WERE IMPACTED.
ST. BERNARD 0 0 UNKNOWN
MINOR IMPACTS DUE TO STORM SURGE. A FEW LOW LYING ROADS OUTSIDE
THE FEDERAL RISK REDUCTION SYSTEM WERE FLOODED IN YSCLOSKEY AND
HOPEDALE. NO HOMES WERE IMPACTED.
PLAQUEMINES 0 0 UNKNOWN
MINOR IMPACTS DUE TO STORM SURGE. A FEW LOW LYING ROADS OUTSIDE
THE FEDERAL RISK REDUCTION SYSTEM ON THE EAST BANK WERE FLOODED.
NO HOMES WERE IMPACTED.
$$
LEGEND:
I-INCOMPLETE DATA
E-ESTIMATED
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