

536 

WWUS20 KWNS 291949

SEL0

SPC WW 291949

ALZ000-MSZ000-TNZ000-010300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 50

NWS STORM PREDICTION CENTER NORMAN OK

150 PM CST WED FEB 29 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHERN ALABAMA

       NORTHERN MISSISSIPPI

       SOUTHERN-MIDDLE TENNESSEE



EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 150 PM UNTIL

900 PM CST.



TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 20 MILES NORTH OF GREENVILLE

MISSISSIPPI TO 70 MILES EAST NORTHEAST OF HUNTSVILLE ALABAMA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU0).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS.



OTHER WATCH INFORMATION...CONTINUE...WW 48...WW 49...



DISCUSSION...TSTMS GRADUALLY DEVELOPING AHEAD OF COLD FRONT ACROSS

NRN MS ARE EXPECTED TO INTENSIFY THIS AFTERNOON AS THEY INTERACT

WITH A MODERATELY UNSTABLE AND STRONGLY SHEARED ENVIRONMENT.

ADDITIONAL STORMS WILL ALSO BE POSSIBLE ALONG THE COLD FRONT AS IT

ADVANCES EWD ACROSS THE MS RIVER.  SUPERCELLS AND BOWING STRUCTURES

WILL BE POSSIBLE WITH AN ATTENDANT THREAT FOR A FEW

TORNADOES...DAMAGING WINDS AND SEVERE HAIL.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

450. MEAN STORM MOTION VECTOR 25040.





...MEAD



536 

WWUS20 KWNS 291949

SEL0

SPC WW 291949

ALZ000-MSZ000-TNZ000-010300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 50

NWS STORM PREDICTION CENTER NORMAN OK

150 PM CST WED FEB 29 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHERN ALABAMA

       NORTHERN MISSISSIPPI

       SOUTHERN-MIDDLE TENNESSEE



EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 150 PM UNTIL

900 PM CST.



TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 20 MILES NORTH OF GREENVILLE

MISSISSIPPI TO 70 MILES EAST NORTHEAST OF HUNTSVILLE ALABAMA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU0).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS.



OTHER WATCH INFORMATION...CONTINUE...WW 48...WW 49...



DISCUSSION...TSTMS GRADUALLY DEVELOPING AHEAD OF COLD FRONT ACROSS

NRN MS ARE EXPECTED TO INTENSIFY THIS AFTERNOON AS THEY INTERACT

WITH A MODERATELY UNSTABLE AND STRONGLY SHEARED ENVIRONMENT.

ADDITIONAL STORMS WILL ALSO BE POSSIBLE ALONG THE COLD FRONT AS IT

ADVANCES EWD ACROSS THE MS RIVER.  SUPERCELLS AND BOWING STRUCTURES

WILL BE POSSIBLE WITH AN ATTENDANT THREAT FOR A FEW

TORNADOES...DAMAGING WINDS AND SEVERE HAIL.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

450. MEAN STORM MOTION VECTOR 25040.





...MEAD

