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000 

WWUS20 KWNS 012005

SEL6

SPC WW 012005

ALZ000-ARZ000-MSZ000-TNZ000-020200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 416

NWS STORM PREDICTION CENTER NORMAN OK

305 PM CDT SUN JUN 1 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       NORTHERN AND CENTRAL ALABAMA

       EASTERN ARKANSAS

       NORTHERN MISSISSIPPI

       SOUTHERN TENNESSEE



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 305 PM UNTIL 900

PM CDT.



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 75

STATUTE MILES EITHER SIDE OF A LINE FROM 70 MILES NORTH NORTHWEST

OF GREENVILLE MISSISSIPPI TO 25 MILES NORTHEAST OF ANNISTON

ALABAMA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



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 415...



DISCUSSION...COMPLEX SEVERE SCENARIO WILL UNFOLD ACROSS WW THIS

EVENING AS MCS SHIFTS EWD OUT OF AR AND SERIES OF OUTFLOW BOUNDARIES

INTERACT WITHIN RESERVOIR OF MODERATE INSTABILITY.  EFFECTIVE SHEAR

REMAINS MODEST...BUT STILL SUPPORTIVE OF ORGANIZED LINES/MULTICELL

CLUSTERS.  BOTH LARGE HAIL AND DAMAGING WINDS CAN BE EXPECTED WITH

THE MORE INTENSE CORES.



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 500. MEAN STORM

MOTION VECTOR 28030.





...EVANS

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