Tornado Warning 14, NWS New Orleans, LA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW ORLEANS LA
202 AM CST WED FEB 6 2008

.UPDATE...
UPDATED FOR TORNADO WATCH 44 WHICH IS IN EFFECT FOR THE ENTIRE
P/CWA UNTIL 13Z. PRE-FRONTAL BANDS OF CONVECTION HAVE INCREASED
OVER THE LAST COUPLE HOURS AND THERE IS ROTATION INDICATED IN A
FEW CELLS.

&&

.LIX WATCHES/WARNINGS/ADVISORIES...
LA...SMALL CRAFT ADVISORY UNTIL 6 PM CST THIS AFTERNOON FOR LAZ066.

GM...SMALL CRAFT ADVISORY UNTIL 6 PM CST THIS AFTERNOON FOR GMZ550-
     555-570-575.

     SMALL CRAFT ADVISORY UNTIL 6 AM CST EARLY THIS MORNING FOR
     GMZ530.

MS...NONE.
GM...SMALL CRAFT ADVISORY UNTIL 6 PM CST THIS AFTERNOON FOR GMZ555-
     570-575.

&&

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HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW ORLEANS LA
959 PM CST TUE FEB 5 2008

GMZ530-550-555-570-575-LAZ034>040-046>050-056>070-MSZ068>071-077-
080>082-061130-
LAKE PONTCHARTRAIN AND LAKE MAUREPAS-
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO LOWER ATCHAFALAYA RIVER LA OUT 20 NM-
COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM-
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO LOWER ATCHAFALAYA RIVER LA FROM 20 TO 60 NM-
COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER 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-
959 PM CST TUE FEB 5 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF GULF OF
MEXICO...SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

.DAY ONE...TONIGHT

SEVERE THUNDERSTORMS...
THERE IS A CHANCE OF SEVERE THUNDERSTORMS MAINLY BETWEEN 11 PM
AND 2 AM ACROSS THE OUTLOOK AREA TONIGHT. THE PRIMARY THREAT WILL
BE DAMAGING WINDS GENERALLY 50 TO 60 MPH BUT POSSIBLY AS HIGH AS
80 MPH FROM A SQUALL LINE THAT WILL PRECEDE A COLD FRONT. ISOLATED
BRIEF TORNADOES MAY ALSO FORM ALONG AND JUST AHEAD OF THE SQUALL
LINE. LARGE HAIL MAY BE A MINOR THREAT BUT COULD REACH GOLF BALL
SIZE FROM THE STRONGEST STORMS...PRIMARILY ACROSS THE SOUTHWEST
MISSISSIPPI COUNTIES. LOCALLY HEAVY RAINFALL CAN ALSO BE EXPECTED
WITH BRIEF RAINFALL RATES NEAR TWO INCHES PER HOUR. SEVERE
THUNDERSTORM THREAT WILL END WITH FRONTAL PASSAGE LATER TONIGHT.

MARINE...
A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE COASTAL WATER AND
LOUISIANA TIDAL LAKES TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
SMALL CRAFT ADVISORY WILL CONTINUE FOR LAKES PONTCHARTRAIN AND
MAUREPAS THROUGH WEDNESDAY MORNING...AND THE COASTAL WATERS
THROUGH WEDNESDAY AFTERNOON. OTHERWISE...NO HAZARDOUS WEATHER IS
EXPECTED THROUGH MONDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS REQUESTED FOR THIS EVENING FROM 11 PM THROUGH
2 AM WEDNESDAY MORNING. EMERGENCY MANAGERS AND FIRST RESPONDERS
SHOULD CLOSELY MONITOR THE WEATHER SITUATION TONIGHT AND STAFF
ACCORDINGLY FOR SEVERE WEATHER OPERATIONS. PROMPTLY REPORT ANY
STORM DAMAGE...HIGH WINDS...HAIL OR TORNADO SIGHTINGS TO THE
NATIONAL WEATHER SERVICE OFFICE IN SLIDELL.

24

LAZ038>040-058-060-MSZ070-071-060730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1224 AM CST WED FEB 6 2008

...RAPIDLY DEVELOPING LINE OF THUNDERSTORMS WITH STRONG GUSTY WINDS
MOVING THROUGH THE AREA...

AT 1218 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF THUNDERSTORMS DEVELOPING RAPIDLY WITH STRONG GUSTY WINDS UP
TO 40 MPH. THE LINE OF THUNDERSTORMS EXTENDS FROM HAMMOND TO
THIBODAUX...AND IS MOVING NORTHEAST AT 45 MPH.

STRONG THUNDERSTORMS WILL BE NEAR...
WILMER AND AMITE AT 1245 AM.
MOUNT HERMAN AND ROBERT AT 100 AM.
FRANKLINTON AND FOLSOM AT 115 AM.
DEXTER AND ENON AT 130 AM.

ANY THUNDERSTORM ALONG THIS LINE OF STORMS HAS THE POTENTIAL TO
BECOME SEVERE AND PRODUCE LARGE HAIL AND/OR DAMAGING WINDS.

BE PREPARED TO TAKE QUICK ACTION IF A WARNING IS ISSUED. STAY TUNED
TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL MEDIA OUTLETS FOR
FURTHER DETAILS OR UPDATES FROM THE NATIONAL WEATHER SERVICE.

17