URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE NEW ORLEANS LA
401 PM CDT SAT MAY 12 2012
...FLASH FLOOD WATCH IN EFFECT THROUGH SATURDAY EVENING...
.A SLOW MOVING COLD FRONT AND LOW PRESSURE SYSTEM OVER CENTRAL
LOUISIANA WILL IMPACT THE AREA THROUGH TONIGHT. LOCALLY VERY
HEAVY RAIN IS STILL POSSIBLE...WITH RAINFALL ACCUMULATIONS OF 2
TO 3 INCHES EXPECTED. HOWEVER...LOCALLY HIGHER AMOUNTS OF
RAINFALL WILL BE POSSIBLE WITH HEAVIER THUNDERSTORMS THAT REPEAT
OVER THE SAME AREA...MAINLY CLOSE TO THE COAST. THIS HEAVY
RAINFALL COULD LEAD TO LOCALIZED FLOODING ISSUES.
...FLASH FLOOD WATCH NOW IN EFFECT UNTIL 1 AM CDT SUNDAY...
THE FLASH FLOOD WATCH IS NOW IN EFFECT 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...NORTHERN
TANGIPAHOA...ORLEANS...SOUTHERN TANGIPAHOA...ST. CHARLES...
ST. JAMES...ST. JOHN THE BAPTIST...ST. TAMMANY...UPPER
JEFFERSON...UPPER LAFOURCHE...UPPER PLAQUEMINES...UPPER ST.
BERNARD...UPPER TERREBONNE AND WASHINGTON. IN SOUTHERN
MISSISSIPPI...HANCOCK...HARRISON...JACKSON AND PEARL RIVER.
* UNTIL 1 AM CDT SUNDAY
* RAINFALL FROM FRIDAY HAS INCREASED SOIL MOISTURE. RAIN HAS
ALREADY MOVED ACROSS COASTAL LOUISIANA TODAY AND WILL SPREAD
EAST IMPACTING THE MISSISSIPPI COASTAL COUNTIES THROUGH MOST OF
TONIGHT. RAINFALL TOTALS OF 2 TO 3 INCHES WITH ISOLATED HIGHER
AMOUNTS WILL BE POSSIBLE. REPEAT AREAS OF VERY HEAVY RAINFALL
MAY RESULT IN FLASH FLOODING OF STREETS... CANALS... SMALL
STREAMS...AND LOW LYING...POORLY DRAINED 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.
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