Hurricane Rita Post-Tropical Cyclone Report
POST-TROPICAL CYCLONE REPORT...HURRICANE RITA
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1020 PM CDT TUE DEC 27 2005
THIS REPORT COVERS THE PERIOD SEPT 23-25 2005 WHEN HURRICANE RITA
MOVED THROUGH THE GULF OF MEXICO BEFORE MAKING LANDFALL IN EXTREME
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS OF SEPT 24. THIS DATA IS
PRELIMINARY AND WILL BE UPDATED AS NEW INFORMATION BECOMES
AVAILABLE.
DEC 27...UPDATED FOR LSU AG DATA WINDS/PRES/RAINFALL. UPDATED STORM
SURGE INFORMATION AND STORM EFFECT NARRATIVE.
A. HIGHEST WINDS...
ASOS....2 MINUTE SUSTAINED WINDS
LOCATION DIR/SPEED KT
PASCAGOULA KPQL
SUSTAINED 140/24 KT 09/24/2005 1837UTC
PEAK 110/29 KT 09/23/2005 2007UTC
140/29 KT 09/24/2005 1848UTC
BILOXI-KEESLER AFB
SUSTAINED 130/25 KT 09/23/2005 1946UTC
PEAK 130/45 KT 09/23/2005 1946UTC
PEAK 130/45 KT 09/23/2005 1955UTC
GULFPORT KGPT SUSTAINED 110/38 KT 09/23/2005 1952 UTC
PEAK 120/45 KT 09/23/2005 1951 UTC
SLIDELL KASD SUSTAINED 160/30 KT 09/24/2005 1838 UTC
PEAK 160/38 KT 09/24/2005 1529 UTC
NEW ORLEANS ARMSTRONG INTERNATIONAL AIRPORT KMSY
SUSTAINED 120/30 KT 09/23/2005 1716 UTC
SUSTAINED 170/30 KT 09/24/2005 1840 UTC
PEAK 090/42 KT 09/23/2005 1738 UTC
BELLE CHASE NAS KNBG
SUSTAINED 100/18 KT 09/23/2005 1915 UTC
PEAK 110/37 KT 09/24/2005 0915 UTC
BATON ROUGE KBTR SUSTAINED 180/36 KT 09/24/2005 1643 UTC
PEAK 090/46 KT 09/24/2005 0406 UTC
PEAK 190/46 KT 09/24/2005 1548 UTC
LSU AG WEATHER OBSERVATIONS -
BTR-BEN HUR SUSTAINED 35 KT 09/24/2005 0220UTC
PEAK 50 KT 09/24/2005 0220
BTR-BURDEN SUSTAINED 22 KT 09/23/2005 2053UTC
PEAK 34 KT 09/24/2005 0211
FRANKLINTON SUSTAINED 29 KT 09/24/2005 1323UTC
PEAK 41 KT 09/24/2005 1237
HOUMA SUSTAINED 38 KT 09/24/2005 0232 UTC
PEAK 50 KT 09/24/2005 0232 UTC
HAMMOND SUSTAINED 29 KT 09/24/2005 1654 UTC
PEAK 39 KT 09/24/2005 0805 UTC
LIVINGSTON-S SUSTAINED 25 KT 09/24/2005 1635 UTC
PEAK 35 KT 09/24/2005 0502 UTC
ST GABRIEL SUSTAINED 35 KT 09/24/2005 0211 UTC
PEAK 50 KT 09/24/2005 0613 UTC
B. LOWEST PRESSURE
PRES MB DATE/TIME UTC
PASCAGOULA KPQL.........1008.8 09/23/2005 1938UTC
BILOXI KEESLER KBIX.....1006.8 09/23/2005 1924UTC
SLIDELL KASD............1005.1 09/23/2005 2141UTC
BELLE CHAS NAS KNBG....1003.7 09/23/2005 2355UTC
NEW ORLEANS KMSY........1002.4 09/23/2005 2153UTC
BATON ROUGE KBTR........ 997.6 09/24/2005 0558UTC
LSU AG STATION
BATON ROUGE...BEN HUR..996.1 09/24/2005 1116UTC
BATON ROUGE..BURDEN....998.31 09/24/2005 0420UTC
FRANKLINTON............998.21 09/24/2005 1010UTC
HOUMA ARDOYNE FARM.....996.68 09/24/2005 0231UTC
HAMMOND...............1002.73 09/24/2005 1020UTC
LIVINGSTON SOUTH.......999.61 09/24/2005 0649UTC
LIVINGSTON WEST........996.47 09/24/2005 0740UTC
ST GABRIEL.............996.41 09/24/2005 0303UTC
C. STORM TOTAL RAINFALL
ASOS RAINFALL DATA...24 HOUR TOTALS ENDING 1200UTC
1200UTC 1200UTC 48 HOUR
SEP 24 SEP 25 TOTALS
ASOS
SLIDELL KASD 0.62 0.02 0.64
N.O. ARMSTRONG INTL 2.06 0.01 2.07
BATON ROUGE KBTR 7.29 2.01 9.30
CO-OP OBSERVERS
SOUTHEAST LOUISIANA
ALGIERS 1.03 0.00 1.03
BAYOU SORREL LOCK 3.45 1.76 5.21
CONVENT 7.60 0.00 7.60
DONALDSONVILLE 3.50 1.13 3.63
LUTCHER 4.23 0.25 4.48
N.O AUDUBON PARK 1.49 0.80 2.29
RESERVE 4.54 0.12 4.66
EAST CENTRAL LOUISIANA
BATON ROUGE CONCORD 7.61 0.30 7.91
BATON ROUGE SHERWOOD 8.12 1.68 9.80
BAYOU MANCHAC 8.10 2.01 10.11
BOGALUSA 1.00 1.61 2.61
BRUSLY 5.72 0.19 5.91
CLINTON MM 1.56
DENHAM SPRINGS 5.46 MM
FRANKLINTON 1.07 0.95 2.02
GONZALES MM 0.61
GREENWELL SPRINGS 4.36 1.20 5.56
JACKSON 4.45 MM
KENTWOOD 1.78 MM
LIVERPOOL 3.33 MM
LIVINGSTON 5.34 1.60 6.94
OAKNOLIA 4.53 0.71 5.24
PLAQUEMINE 4.03 1.28 5.31
PONTCHATOULA 3.75 1.90 5.65
SLIDELL CITY 0.66 0.03 0.69
SELECTED AUTOMATED GAGES
5NE LAPLACE 12.43 0.19 12.42
GAGE IS LOCATED NEAR FRENIER ON SOUTHWEST SHORE OF
LAKE PONTCHARTRAIN.....STATION ID WSLL1.
NEW ORLEANS CARROLTON 6.32 MM MM
BATON ROUGE JOOR RD 5.47 0.88 6.35
HOLDEN 4.48 0.54 5.02
BAPTIST 4.54 0.24 4.78
LSU AG CENTER STATIONS STORM TOTAL RAINFALL SEPT 23/24
BATON ROUGE BEN HUR....7.47
BATON ROUGE BURDEN.....9.10
HOUMA..ARDOYNE FARM....2.62
HAMMOND................1.85
LIVINGSTON SOUTH.......6.50
LIVINGSTON WEST........6.92
ST GABRIEL.............5.00
D. STORM SURGE
SOUTHEAST LOUISIANA
LAKE PONTCHARTRAIN
USGS MID LAKE PONTCH. 6.5 FT NGVD 09/24/2005 1930UTC
LAST OF SEVERAL OCCURRENCES
RIGOLETES-COE 4.48 FT NGVD 09/23/2005
1515UTC GAGE FAILED AROUND 1600UTC
BARATARIA BAY N OF GRAND ISLE USGS
7.34 FT NGVD 09/24/2005 0600 UTC
BAYOU BARATARIA LAFITTE USGS
5.80 FT NGVD 09/24/2005 1600 UTC
GIWW AT HOUMA USGS 4.32 FT NGVD 09/25/2005 0830 UTC
CAILLOU LAKE SW OF DULAC USGS
6.95 FT NGVD 09/24/2004 0115 UTC
GAGE FAILED AT 0115 UTC WITH HIGHER
STAGES POSSIBLE AFTER FAILURE.
BAYOU GRAND CAILLOU AT DULAC USGS
7.10 FT NGVD 09/24/2005 1000 UTC
PT FOURCHON LA-NOAA 5.00 FT MLLW 09/24/2005 0700 UTC
TIDE DATA DATUM REFERENCE MLLW - MEAN LOW LOW WATER
NGVD - NATIONAL GEODETIC VERTICAL DATUM
E. BEACH EROSION
NONE.
F. FLOODING OR FLASH FLOODING
RIVER FLOODING...MINOR TO MODERATE FLOODING AT A FEW LOCATIONS
CREST DATE
AMITE/COMITE RIVER
FRENCH SETTELEMENT FS 4.0 4.99 9/25/2005
TICKFAW RIVER
KILLIAN FS 4.0 6.00EST 9/25/2005
JOURDAN RIVER
KILN MS FS 6.0 6.26 9/24/2005
G. TORNADOES
NONE.
H. STORM EFFECT
PRIMARY AFFECT WAS STORM SURGE FLOODING IN LOW LYING COASTAL AREAS.
NUMEROUS HOUSES AND BUSINESSES WERE FLOODED IN LOW LYING COMMUNITIES
ALONG BAYOUS IN SOUTHERN TERREBONNE, SOUTH LAFOURCHE, AND SOUTHERN
JEFFERSON PARISHES. SOME LOCAL DRAINAGE LEVEES IN SOUTHERN TERREBONNE
AND SOUTHERN JEFFERSON PARISHES WERE PARISH WERE OVERTOPPED OR BREACHED
BY THE STORM SURGE. STORM SURGE FLOODING ALSO OCCURRED IN AREAS ADJACENT
TO LAKE PONTCHARTRAIN OF SOUTHERN ST TAMMANY PARISH WITH SOMES HOMES AND
BUSINESS FLOODED IN SLIDELL AND MANDEVILLE. FLOODING WAS ALSO REPORTED
AROUND LAKE MAUREPAS WITH A NUMBER OF STRUCTURE FLOODED. REPAIRED LEVEES
WERE OVERTOPPED OR BREACHED ALONG INDUSTRIAL CANAL IN NEW ORLEANS WITH
RENEWED FLOODING IN ADJACENT PORTIONS OF ST. BERNARD PARISH AND NEW
ORLEANS...ALTHOUGH FLOODING WAS MUCH MORE LIMITED THAN DURING HURRICANE
KATRINA
$$
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