HAZARDOUS WEATHER OUTLOOK
Issue Date: 1051 AM CST THU DEC 3 2009
Expiration: 630 AM CST FRI DEC 04 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
THE ATCHAFALAYA RIVER AT MORGAN CITY WILL REMAIN ABOVE FLOOD
STAGE. OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
THE POTENTIAL FOR WINTRY PRECIPITATION WILL EXIST FOR MOST AREAS
FRIDAY NIGHT. AN ALL SNOW LINE WILL BEGIN TO MOVE INTO THE AREA
FROM THE NORTHWEST AROUND SUNSET FRIDAY AND SHOULD BE LOCATED
ALONG A LINE FROM BAYOU SORREL TO HATTIESBURG MISSISSIPPI BY
MIDNIGHT. A SNOW SLEET MIX SHOULD EXIST ALONG A LINE FROM
THIBODAUX TO SAUCIER MISSISSIPPI AT MIDNIGHT. AND A RAIN SLEET MIX
SHOULD EXIST ALONG A LINE FROM HOUMA TO OCEAN SPRINGS MISSISSIPPI
BY MIDNIGHT. ACCUMULATIONS OF ANY WINTRY MIXED PRECIPITATION ARE
EXPECTED TO BE NO GREATER THAN ONE INCH WITH THE BEST CHANCES FOR
ACCUMULATIONS ALONG AND NORTHWEST OF A LINE FROM PLAQUEMINE TO
SAUCIER MISSISSIPPI. THE LARGEST PROBLEM ASSOCIATED WITH THIS
EVENT WILL BE THE POSSIBILITY OF WINTRY MIXED PRECIPITATION
FREEZING ON ELEVATED ROADWAYS. WINTER WEATHER ADVISORIES MAY BE
NECESSARY BY EARLY FRIDAY.
ADDITIONALLY...SMALL CRAFT ADVISORIES WILL LIKELY BE NEEDED FRIDAY
AND SATURDAY AS THE LOW MOVES THROUGH THE NORTHERN GULF OF MEXICO
CREATING STRONG WINDS OVER THE COASTAL WATERS.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED.
SPECIAL WEATHER STATEMENT
Issue Date: 549 AM CST THU DEC 3 2009
Expiration: 330 PM CST THU DEC 03 2009
...THE POTENTIAL FOR WINTRY PRECIPITATION WILL EXIST FOR MOST AREAS
FRIDAY NIGHT...
A STRONG UPPER LEVEL TROUGH WILL MOVE ACROSS THE DEEP SOUTH FRIDAY
AND FRIDAY NIGHT. A COLD AIRMASS IS ALREADY ESTABLISHED OVER THE
REGION AND WILL PROVIDE THE POTENTIAL FOR AREAS OF SNOW OR A
WINTRY MIX OF PRECIPITATION FRIDAY NIGHT.
AN ALL SNOW LINE WILL BEGIN TO MOVE INTO THE AREA FROM THE
NORTHWEST AROUND SUNSET FRIDAY AND SHOULD BE LOCATED ALONG A LINE
FROM BAYOU SORREL TO HATTIESBURG MISSISSIPPI BY MIDNIGHT. THIS
INCLUDES THE BATON ROUGE METROPOLITAN AREA. A SNOW SLEET MIX
SHOULD EXIST ALONG A LINE FROM THIBODAUX TO SAUCIER MISSISSIPPI AT
MIDNIGHT INCLUDING THE NORTHSHORE OF LAKE PONTCHARTRAIN. A RAIN
SLEET MIX SHOULD EXIST ALONG A LINE FROM HOUMA TO OCEAN SPRINGS
MISSISSIPPI BY MIDNIGHT...INCLUDING THE SOUTHSHORE AREA OF
METROPOLITAN NEW ORLEANS...GULFPORT AND BILOXI. ACCUMULATIONS OF
ANY WINTRY MIXED PRECIPITATION ARE EXPECTED TO BE NO GREATER
THAN ONE INCH WITH THE BEST CHANCES FOR ACCUMULATIONS ALONG AND
NORTHWEST OF A LINE FROM THIBODAUX TO SAUCIER MISSISSIPPI.
THE LARGEST PROBLEM ASSOCIATED WITH THIS EVENT WILL BE THE POSSIBILITY
OF PRECIPITATION FREEZING ON ELEVATED ROADWAYS BECOMING A TRAVEL
HAZARD. WINTER WEATHER ADVISORIES MAY BE NECESSARY LATER TODAY OR
EARLY FRIDAY.
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