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Tornado Watch 358
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WW0358 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
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   SEL8
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 358
   NWS STORM PREDICTION CENTER NORMAN OK
   115 PM CDT SUN MAY 25 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          A LARGE PART OF NORTHWEST ARKANSAS
          SMALL PART OF SOUTHEAST KANSAS
          MUCH OF SOUTHWEST MISSOURI
          PARTS OF EASTERN OKLAHOMA
   
   EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 115 PM UNTIL 800
   PM CDT.
   
   TORNADOES...HAIL TO 3 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 75 STATUTE
   MILES EAST AND WEST OF A LINE FROM 35 MILES SOUTH OF POTEAU
   OKLAHOMA TO 60 MILES WEST NORTHWEST OF FORT LEONARD WOOD
   MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).
   
   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 357...
   
   DISCUSSION...THUNDERSTORMS WILL INCREASE RAPIDLY IN NUMBER AND
   INTENSITY ACROSS THE WATCH WHERE THE AIR MASS IS NOW VERY TO
   EXTREMELY UNSTABLE WITH MLCAPES ABOVE 3000 J/KG.  THE MCV MOVING
   NEWD INTO NERN OK WILL ENHANCE BOTH SHEAR/ASCENT FOR SUPERCELL
   POTENTIAL.  LARGE HAIL AND ISOLATED TORNADOES WILL BE ASSOCIATED
   WITH ANY SUPERCELL.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   550. MEAN STORM MOTION VECTOR 25020.
   
   
   ...HALES
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