HAZARDOUS WEATHER OUTLOOK
Issue Date: 412 PM CST WED DEC 9 2009
Expiration: 415 PM CST THU DEC 10 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF COASTAL WATERS
OF SOUTHEAST LOUISIANA AND SOUTH MISSISSIPPI...SOUTHEAST
LOUISIANA AND SOUTHERN MISSISSIPPI.
.DAY ONE...THIS AFTERNOON AND TONIGHT
RIVER FLOODING...
FLOODING WILL CONTINUE ALONG SEVERAL RIVERS THAT DRAIN INTO THE LAKE
PONTCHARTRAIN AS WELL AS ALONG THE LOWER ATCHAFALAYA RIVER. IN
ADDITION...THE RIVERS ALONG THE MISSISSIPPI COAST WILL REMAIN AT
OR NEAR FLOOD STAGE TODAY AND TONIGHT. REFER TO THE LATEST RIVER
FLOOD STATEMENTS FOR DETAILS.
MARINE HAZARDS...
SMALL CRAFT ADVISORIES ARE IN EFFECT TODAY AND TONIGHT ACROSS THE
COASTAL WATERS. SOUTHWEST TO WEST WINDS WILL BECOME NORTHWEST AT
15 TO 20 MPH BEFORE INCREASING THURSDAY. SEAS WILL BUILD TO 6
FEET BY TONIGHT AHEAD OF AN APPROACHING COLD FRONT.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
FLOODING...
A SLOW MOVING SURFACE LOW IS EXPECTED TO MOVE ACROSS SOUTHEAST
LOUISIANA AND SOUTHERN MISSISSIPPI OVER THE WEEKEND. ABUNDANT
MOISTURE AND WEAK DISTURBANCES WILL COMBINE WITH THIS SURFACE LOW
LEADING TO NUMEROUS TO WIDESPREAD SHOWERS AND EMBEDDED
THUNDERSTORMS. AVERAGE RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE
EXPECTED FOR THE FRIDAY THROUGH SUNDAY TIME PERIOD AND THIS COULD
POSE SOME LOCALIZED FLOODING ISSUES THANKS TO THE RECENT RAINS.
FOR MORE INFORMATION PLEASE REFER TO THE HYDROLOGIC OUTLOOK
PRODUCT...ESF. ALSO PLEASE STAY TUNED FOR LATER FORECASTS ON THIS
EVENT.
MARINE HAZARDS...
SMALL CRAFT ADVISORIES ARE IN EFFECT THROUGH
EARLY FRIDAY ACROSS THE COASTAL WATERS. NORTHWEST TO NORTH WINDS
WILL BECOME NORTHWEST AT 20 TO 25 MPH THURSDAY AND BEFORE EASING
THURSDAY NIGHT. SEAS WILL BUILD TO AROUND 8 FEET BY THURSDAY NIGHT
AND REMAIN ROUGH THROUGH FRIDAY NIGHT.
.SPOTTER INFORMATION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS MAY BE NEEDED FOR FLOODING PURPOSES LATE FRIDAY AND
THROUGH SATURDAY.
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