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
---------------------------------------------------------------------
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
---------------------------------------------------------------------
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