Storm Prediction Center Forecast
WW 30 SEVERE TSTM AL MS 120545Z - 121100Z
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 30
NWS STORM PREDICTION CENTER NORMAN OK
1145 PM CST THU MAR 11 2010
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
WESTERN ALABAMA
CENTRAL AND NORTHEAST MISSISSIPPI
EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 1145 PM
UNTIL 500 AM CST.
HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 65
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 65
STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES SOUTHEAST OF
JACKSON MISSISSIPPI TO 50 MILES NORTH NORTHEAST OF COLUMBUS
MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
DISCUSSION...THUNDERSTORMS ARE INCREASING ALONG A SURFACE FRONT OVER
CENTRAL MS. THIS ACTIVITY WILL SPREAD NORTHEASTWARD THROUGH THE
EARLY MORNING HOURS TOWARD NORTHWEST AL. INSTABILITY IS WEAK...BUT
STEEP LAPSE RATES AND SUFFICIENT DEEP LAYER VERTICAL SHEAR WILL
SUPPORT A FEW INTENSE UPDRAFTS CAPABLE OF LARGE HAIL.
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WW 0030 Status Reports
STATUS FOR WATCH 0030 HAS NOT BEEN ISSUE YET
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