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Severe Thunderstorm Watch 725
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WW0725 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL5
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 725
   NWS STORM PREDICTION CENTER NORMAN OK
   1235 PM CDT TUE JUL 22 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          MUCH OF NORTHERN ALABAMA
          PARTS OF NORTHWEST GEORGIA
          PARTS OF MIDDLE AND EASTERN TENNESSEE
   
   EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 1235 PM UNTIL
   700 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 NORTH AND SOUTH OF A LINE FROM 55 MILES NORTHWEST
   OF TUSCALOOSA ALABAMA TO 60 MILES EAST OF CROSSVILLE TENNESSEE. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU5).
   
   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 724...
   
   DISCUSSION...OUTFLOW BOUNDARY FROM E OF BNA SWWD INTO NRN MS WILL
   FOCUS STRONG/SEVERE THUNDERSTORMS AS IT MOVES SEWD INTO A VERY MOIST
   AND UNSTABLE WARM SECTOR.  WHILE SHEAR IS GENERALLY LESS THAN 20KTS
   COMBINATION OF COLD POOL DEVELOPMENT AND WET MICRO BURSTS SUPPORTS A
   WIND DAMAGE THREAT AS STORMS INCREASE IN NUMBER AND INTENSITY ACROSS
   THE WATCH NEXT SEVERAL HOURS.
   
   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 550. MEAN STORM
   MOTION VECTOR 27015.
   
   
   ...HALES
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