464
ACUS74 KLIX 021944
PSHLIX
POST TROPICAL CYCLONE REPORT...HURRICANE MARCO
NATIONAL WEATHER SERVICE NEW ORLEANS LA
244 PM CDT WED SEP 2 2020
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...OR WHEN SIGNIFICANT FLOODING ASSOCIATED WITH MARCO
OR ITS REMNANTS WAS AFFECTING THE AREA.
LA PARISHES INCLUDED...ASCENSION...ASSUMPTION...EAST BATON ROUGE...
EAST FELICIANA...IBERVILLE...JEFFERSON...LAFOURCHE...LIVINGSTON...
ORLEANS...PLAQUEMINES...POINTE COUPEE...ST. BERNARD...ST. CHARLES...
ST. HELENA...ST. JAMES...ST. JOHN THE BAPTIST...ST. TAMMANY...
TANGIPAHOA...TERREBONNE...WASHINGTON...WEST BATON ROUGE...WEST
FELICIANA.
MS COUNTIES INCLUDED...AMITE...HANCOCK...HARRISON...JACKSON...
PEARL RIVER...PIKE...WALTHALL...WILKINSON.
9/2/2020 - UPDATE #1 - ADDED COUNTY-SPECIFIC IMPACTS FOR HANCOCK
COUNTY.
A. LOWEST SEA LEVEL PRESSURE/MAXIMUM SUSTAINED WINDS AND PEAK GUSTS
---------------------------------------------------------------------
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)
---------------------------------------------------------------------
REMARKS: NO LAND-BASED ASOS/AWOS STATIONS REPORTED ANY WINDS 34KTS
OR GREATER OR PRESSURES 1005 MB OR LOWER. LAND-BASED WIND GUSTS
GENERALLY PEAKED IN THE 20 TO 30 KT RANGE FOR BOTH METAR AND
NON-METAR STATIONS.
NON-METAR OBSERVATIONS... NOTE: ANEMOMETER HEIGHT IN METERS AND WIND
AVERAGING PERIOD IN MINUTES INDICATED UNDER MAXIMUM SUSTAINED WIND
IF KNOWN
---------------------------------------------------------------------
LOCATION ID MIN DATE/ MAX DATE/ PEAK DATE/
LAT LON PRES TIME SUST TIME GUST TIME DEG
DECIMAL (MB) (UTC) (KT) (UTC) (KT) (UTC)
---------------------------------------------------------------------
B. MARINE OBSERVATIONS... NOTE: ANEMOMETER HEIGHT IN METERS AND WIND
AVERAGING PERIOD IN MINUTES INDICATED UNDER MAXIMUM SUSTAINED WIND
IF KNOWN
---------------------------------------------------------------------
LOCATION ID MIN DATE/ MAX DATE/ PEAK DATE/
LAT LON PRES TIME SUST TIME GUST TIME DEG
DECIMAL (MB) (UTC) (KT) (UTC) (KT) (UTC)
---------------------------------------------------------------------
KVKY-MAIN PASS 289C
29.26 -88.44 090/035 24/1655 090/041 24/1635
115M/2MIN
PSTL1-PILOTS STAT E
28.93 -89.41 1006.1 25/0012 094/034 24/0454 090/040 24/0454
20.3M/2MIN
KMIS-MP 140B
29.30 -88.84 1008.7 24/2115 070/031 24/1855 080/040 24/1815
85M/2MIN
WYCM6-BAY WAVELAND YACHT CLUB
30.33 -89.33 1011.6 25/0030 063/029 24/1824 065/035 24/1818
9.9M/2MIN
REMARKS:
NONE
C. STORM TOTAL RAINFALL FROM 1200 UTC AUG 23 UNTIL 1200 UTC AUG 25
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CITY/TOWN COUNTY ID RAINFALL LAT
LON (IN) DEG DECIMAL
---------------------------------------------------------------------
NO STATIONS REPORTED RAINFALL OF 3 INCHES OR GREATER. MOST OF THE
REGION RECEIVED LESS THAN AN INCH OF RAIN ASSOCIATED WITH THE STORM.
THE HIGHEST RAINFALL FELL OVER A PORTIONS OF AMITE AND PIKE COUNTIES,
WHERE THE MCCOMB AIRPORT RECORDED A 2 DAY TOTAL OF 1.98 INCHES AND
RADAR ESTIMATED BETWEEN 2.5 AND 3 INCHES OVER A SMALL PORTION OF
AMITE COUNTY NORTHEAST OF LIBERTY.
D. INLAND FLOODING...
---------------------------------------------------------------------
---------------------------------------------------------------------
NO INLAND FLOODING REPORTED.
E. MAXIMUM OBSERVED WATER LEVEL (WL)...
---------------------------------------------------------------------
ID CITY/TOWN COUNTY STATE WL DATUM DATE/ SOURCE
OR LOCATION (FT) TIME
---------------------------------------------------------------------
SHBL1 SHELL BEACH ST. BERNARD LA 2.49 MHHW 25/0306 NOS
29.8681 -89.6732
BCFL1 BONNET CARRE SP ST. CHARLES LA 2.49 MHHW 25/1230 NOS
30.0679 -90.3900
NWCL1 NEW CANAL ORLEANS LA 2.38 MHHW 25/1318 NOS
30.0272 -90.1133
PSTL1 PILOTS STATION PLAQUEMINES LA 1.84 MHHW 25/0618 NOS
28.9322 -89.4075
WYCM6 WAVELAND HANCOCK MS 1.81 MHHW 25/0812 NOS
30.3250 -89.3250
PNLM6 PASCAGOULA NOAA JACKSON MS 1.53 MHHW 25/0948 NOS
30.3678 -88.5631
PTFL1 PORT FOURCHON LAFOURCHE LA 1.20 MHHW 25/1024 NOS
29.1143 -90.1992
REMARKS:
F. TORNADOES...
---------------------------------------------------------------------
(DIST)CITY/TOWN COUNTY DATE/ EF SCALE
LAT LON (DEG DECIMAL) TIME(UTC) (IF KNOWN)
DESCRIPTION
---------------------------------------------------------------------
NO KNOWN TORNADOES.
G. STORM IMPACTS BY COUNTY...
---------------------------------------------------------------------
COUNTY DEATHS INJURIES EVACUATIONS
DESCRIPTION
---------------------------------------------------------------------
HANCOCK 0 0 UNK
STORM SURGE RESULTED IN FLOODING OF SEVERAL LOW LYING ROADS AROUND
ST LOUIS BAY.
$$
LEGEND: I-INCOMPLETE DATA E-ESTIMATED
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