Hard Freeze Warning 7, NWS New Orleans, LA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1133 PM CST WED FEB 9 2011

.AVIATION...
A COLD FRONT HAS MOVED THROUGH SE LA AND IS NOW TRACKING THROUGH
THE NORTHERN GULF. EXPECT STRONG NORTH WINDS WITH GUSTS NEAR 20
KTS FOR MOST SITES WITH MSY AND NEW HAVING GUSTS AROUND 3O KTS.
THESE WINDS WILL PERSIST THRU THE NIGHT AND GRADUALLY BEGIN
WEAKENING AROUND MID MORNING. RAINFALL WILL BECOMING TO AN END
WITHIN THE NEXT HOUR OR 2 FOR ALL SITES. EXPECT IFR CIGS TO
PERSIST THROUGH AROUND MID MORNING AND THEN MVFR CIGS UNTIL
AFTERNOON. BEYOND THAT...BKN/OVC HIGH LEVEL DECK SHOULD STILL BE
IN PLACE BUT VFR CONDITIONS ONGOING AT SITES.

MEFFER
&&

.PREV DISCUSSION... /ISSUED 1057 PM CST WED FEB 9 2011/

UPDATE...
FORECAST PRODUCTS AND GRIDS HAVE BEEN UPDATED TO END MOST OF THE
RAIN SHORTLY AFTER MIDNIGHT AND REMOVE MOST OF THE MENTION OF SNOW
AND ICE IN THE FORECAST. DRIER AIR IS WORKING INT0 THE AREA AND
THE RAIN IS PUSHING OFF TO THE EAST BEFORE THE TEMPERATURES LOWER
ENOUGH FOR A THREAT OF FROZEN OR FREEZING PRECIPITATION. HOWEVER...A
FEW FLURRIES CANNOT BE RULED OUT FOR SOUTHWEST MISSISSIPPI AND THE
ADJACENT PARISHES OF SOUTHEAST LOUISIANA DURING THE EARLY MORNING
HOURS BEFORE ALL OF THE PRECIPITATION COMES TO AN END. 11

&&

.PRELIMINARY POINT TEMPS/POPS...
MCB  26  40  19  48 /  30   0   0   0
BTR  30  43  22  53 /  30   0   0   0
ASD  32  46  23  52 /  80  10   0   0
MSY  34  43  28  50 /  80  10   0   0
GPT  34  45  24  52 /  80  10   0   0
PQL  35  46  23  52 /  80  10  10   0

&&

.LIX WATCHES/WARNINGS/ADVISORIES...
LA...HARD FREEZE WATCH FROM 9 PM THURSDAY TO 10 AM FRIDAY FOR THE
     FOLLOWING ZONES: ASCENSION...EAST BATON ROUGE...EAST
     FELICIANA...IBERVILLE...LIVINGSTON...POINTE COUPEE...ST.
     HELENA...ST. TAMMANY...TANGIPAHOA...WASHINGTON...WEST BATON
     ROUGE...AND WEST FELICIANA.

     FREEZE WATCH FROM 9 PM THURSDAY TO 10 AM FRIDAY FOR THE
     FOLLOWING ZONES: ASSUMPTION...LOWER JEFFERSON...LOWER
     LAFOURCHE...LOWER PLAQUEMINES...LOWER ST. BERNARD...LOWER
     TERREBONNE...ORLEANS...ST. CHARLES...ST. JAMES...ST. JOHN
     THE BAPTIST...UPPER JEFFERSON...UPPER LAFOURCHE...UPPER
     PLAQUEMINES...UPPER ST. BERNARD...AND UPPER TERREBONNE.

GM...SMALL CRAFT ADVISORY UNTIL NOON THURSDAY FOR THE FOLLOWING
     ZONES: BRETON SOUND...CHANDELEUR SOUND...COASTAL WATERS
     FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI
     RIVER OUT 20 NM...COASTAL WATERS FROM PASCAGOULA MS TO
     STAKE ISLAND LA FROM 20 TO 60 NM...COASTAL WATERS FROM
     PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM...COASTAL WATERS
     FROM STAKE ISLAND LA TO THE SOUTHWEST PASS OF THE
     MISSISSIPPI RIVER FROM 20 TO 60 NM...COASTAL WATERS FROM
     THE PORT FOURCHON TO LOWER ATCHAFALAYA RIVER FROM 20 TO 60
     NM...COASTAL WATERS FROM THE PORT FOURCHON TO LOWER
     ATCHAFALAYA RIVER OUT 20 NM...COASTAL WATERS FROM THE
     SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON
     FROM 20 TO 60 NM...COASTAL WATERS FROM THE SOUTHWEST PASS
     OF THE MISSISSIPPI RIVER TO PORT FOURCHON OUT 20 NM...LAKE
     BORGNE...LAKE PONTCHARTRAIN AND LAKE MAUREPAS...AND
     MISSISSIPPI SOUND.

MS...HARD FREEZE WATCH FROM 9 PM THURSDAY TO 10 AM FRIDAY FOR THE
     FOLLOWING ZONES:
     AMITE...HANCOCK...HARRISON...JACKSON...PEARL
     RIVER...PIKE...WALTHALL...AND WILKINSON.

GM...SMALL CRAFT ADVISORY UNTIL NOON THURSDAY FOR THE FOLLOWING
     ZONES: BRETON SOUND...CHANDELEUR SOUND...COASTAL WATERS
     FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI
     RIVER OUT 20 NM...COASTAL WATERS FROM PASCAGOULA MS TO
     STAKE ISLAND LA FROM 20 TO 60 NM...COASTAL WATERS FROM
     PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM...COASTAL WATERS
     FROM STAKE ISLAND LA TO THE SOUTHWEST PASS OF THE
     MISSISSIPPI RIVER FROM 20 TO 60 NM...COASTAL WATERS FROM
     THE PORT FOURCHON TO LOWER ATCHAFALAYA RIVER FROM 20 TO 60
     NM...COASTAL WATERS FROM THE PORT FOURCHON TO LOWER
     ATCHAFALAYA RIVER OUT 20 NM...COASTAL WATERS FROM THE
     SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON
     FROM 20 TO 60 NM...COASTAL WATERS FROM THE SOUTHWEST PASS
     OF THE MISSISSIPPI RIVER TO PORT FOURCHON OUT 20 NM...LAKE
     BORGNE...LAKE PONTCHARTRAIN AND LAKE MAUREPAS...AND
     MISSISSIPPI SOUND.

&&

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE NEW ORLEANS LA
150 AM CST THU FEB 10 2011

GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-LAZ034>040-
046>050-056>070-MSZ068>071-077-080>082-110800-
LAKE PONTCHARTRAIN AND LAKE MAUREPAS-MISSISSIPPI SOUND-
LAKE BORGNE-CHANDELEUR SOUND-BRETON SOUND-
COASTAL WATERS FROM THE PORT FOURCHON TO LOWER ATCHAFALAYA RIVER
OUT 20 NM-
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON OUT 20 NM-
COASTAL WATERS FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM-
COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM-
COASTAL WATERS FROM THE PORT FOURCHON TO LOWER ATCHAFALAYA RIVER
FROM 20 TO 60 NM-
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON FROM 20 TO 60 NM-
COASTAL WATERS FROM STAKE ISLAND LA TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER FROM 20 TO 60 NM-
COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA FROM 20 TO
60 NM-POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-
TANGIPAHOA-WASHINGTON-ST. TAMMANY-IBERVILLE-WEST BATON ROUGE-
EAST BATON ROUGE-ASCENSION-LIVINGSTON-ASSUMPTION-ST. JAMES-
ST. JOHN THE BAPTIST-UPPER LAFOURCHE-ST. CHARLES-UPPER JEFFERSON-
ORLEANS-UPPER PLAQUEMINES-UPPER ST. BERNARD-UPPER TERREBONNE-
LOWER TERREBONNE-LOWER LAFOURCHE-LOWER JEFFERSON-
LOWER PLAQUEMINES-LOWER ST. BERNARD-WILKINSON-AMITE-PIKE-WALTHALL-
PEARL RIVER-HANCOCK-HARRISON-JACKSON-
150 AM CST THU FEB 10 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF COASTAL WATERS
OF SOUTHEAST LOUISIANA AND SOUTH MISSISSIPPI...SOUTHEAST
LOUISIANA AND SOUTHERN MISSISSIPPI.

.DAY ONE...REST OF TONIGHT

NO WINTER TYPE PRECIPITATION OCCURRED LAST EVENING OR EARLY THIS
MORNING. HOWEVER...WIDESPREAD RAINFALL OCCURRED...AND STANDING
WATER MAY FREEZE WHERE TEMPERATURES FALL BELOW FREEZING...POSSIBLY
ON A FEW BRIDGES AND OVERPASSES. MOTORISTS SHOULD BE ON THE
LOOKOUT FOR BLACK ICE ON ELEVATED ROAD SURFACES.

A GALE WARNING HAS BEEN ISSUED ACROSS THE COASTAL WATERS FROM 20
TO 60 NAUTICAL MILES OFFSHORE UNTIL 7 AM THIS MORNING.
ELSEWHERE...A SMALL CRAFT ADVISORY IS IN EFFECT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A MODERATE TO HARD FREEZE IS EXPECTED THURSDAY NIGHT AND FRIDAY
NIGHT...MAINLY IN AREAS NORTH AND WEST OF THE LOUISIANA TIDAL
LAKES AND ACROSS SOUTHERN MISSISSIPPI. A LIGHT FREEZE IS EXPECTED
OVER MANY AREAS SOUTH OF LAKE PONTCHARTRAIN AS WELL THURSDAY
NIGHT AND FRIDAY NIGHT.

A SMALL CRAFT ADVISORY WILL REMAIN IN AFFECT FOR ALL MARINE ZONES
AS CONDITIONS REMAIN HAZARDOUS THROUGH THE MIDDAY THURSDAY DUE TO
STRONG NORTHERLY WINDS AND ROUGH WAVE AND SEA CONDITIONS.

.SPOTTER INFORMATION STATEMENT...

THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS IS NOT ANTICIPATED THROUGH TUESDAY...FEBRUARY 15TH.

22/TD