FLASH FLOOD WATCH
Warning Issue Date: 1239 PM CST WED DEC 16 2009
...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...
THE FLASH FLOOD WATCH CONTINUES FOR
* PORTIONS OF SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI...
INCLUDING THE FOLLOWING AREAS...IN SOUTHEAST LOUISIANA...
ASSUMPTION...LOWER JEFFERSON...LOWER LAFOURCHE...LOWER
PLAQUEMINES...LOWER ST. BERNARD...LOWER TERREBONNE...ORLEANS...
ST. CHARLES...ST. JAMES...ST. JOHN THE BAPTIST...ST. TAMMANY...
UPPER JEFFERSON...UPPER LAFOURCHE...UPPER PLAQUEMINES...UPPER
ST. BERNARD AND UPPER TERREBONNE. IN SOUTHERN MISSISSIPPI...
HANCOCK...HARRISON AND JACKSON.
* THROUGH LATE TONIGHT
* A STEADY RAIN AND NUMEROUS SHOWERS ARE EXPECTED TO INCREASE IN
INTENSITY THIS AFTERNOON AND EVENING...THEN TAPER OFF FROM THE
WEST LATE TONIGHT AND EARLY TOMORROW MORNING. LOCALLY HEAVY RAIN
SHOWERS ARE EXPECTED...MAINLY SOUTH OF A LINE FROM NAPOLEONVILLE
TO COVINGTON TO ESCATAWPA. GENERAL RAINFALL AMOUNTS OF 1 TO 2
INCHES ARE EXPECTED WITH LOCALLY HEAVIER AMOUNTS OF 3 INCHES
POSSIBLE. DUE TO EXISTING STANDING WATER ON SATURATED
SOILS...ANY HEAVY RAIN OR LONGER DURATION MODERATE RAIN WILL
QUICKLY POND IN LOW LYING AREAS...AND POSSIBLY LEAD TO FLASH
FLOODING.
* MANY AREA RIVERS AND BAYOUS ARE RUNNING NEAR OR ABOVE FLOOD
LEVELS...AND ADDITIONAL RAINFALL COULD RESULT IN ADDITIONAL
RIVER RISES AND RENEWED FLOODING OF DRAINAGE CANALS...SMALL
STREAMS...AND POSSIBLY URBAN AREAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED THURSDAY. IN THE MEANTIME...
ENSURE DRAINAGE CATCH BASINS ARE CLEARED OF DEBRIS BEFORE RAINS
BEGIN.
$$
22/TD
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