SEL1
SPC WW 012142
ARZ000-LAZ000-MSZ000-TNZ000-020300-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 21
NWS STORM PREDICTION CENTER NORMAN OK
345 PM CST WED FEB 1 2012
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN ARKANSAS
NORTHEAST LOUISIANA
NORTHWEST MISSISSIPPI
EXTREME SOUTHWEST TENNESSEE
EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 345 PM UNTIL
900 PM CST.
HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40
STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES NORTH
NORTHWEST OF MEMPHIS TENNESSEE TO 75 MILES SOUTH SOUTHWEST OF
GREENVILLE MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH
SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).
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.
OTHER WATCH INFORMATION...CONTINUE...WW 20...
DISCUSSION...A CLUSTER OF STRONG/SEVERE THUNDERSTORMS OVER AR WILL
CONTINUE TO TRACK EASTWARD THIS AFTERNOON AND EARLY EVENING INTO
SOUTHWEST TN AND NORTHERN MS. STEEP LOW/MID LEVEL LAPSE RATES AND
STRONG WINDS ALOFT WILL PROMOTE A RISK OF HAIL AND GUSTY/DAMAGING
WINDS IN THE STRONGER CELLS AT LEAST THROUGH SUNSET.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM
MOTION VECTOR 27035.
...HART
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