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Severe Thunderstorm Watch 201
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WW0201 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Moderate Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL1
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 201
   NWS STORM PREDICTION CENTER NORMAN OK
   1250 PM CDT MON APR 27 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          PARTS OF NORTHWEST ARKANSAS
          SMALL PART OF SOUTHEAST KANSAS
          MUCH OF SOUTHERN MISSOURI
          PARTS OF CENTRAL AND NORTHEAST OKLAHOMA
   
   EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 1250 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 70
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 40 MILES WEST OF
   CHANDLER OKLAHOMA TO 25 MILES EAST OF FORT LEONARD WOOD MISSOURI.
    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 198...WW 199...WW 200...
   
   DISCUSSION...AIR MASS AHEAD OF COLD FRONT HAS HEATED AND
   DESTABILIZED.  THUNDERSTORMS DEVELOPING ALONG/AHEAD OF FRONT AND
   WITH MLCAPES AOA 1000 J/KG AND 35-40KT OF DEEP LAYER SHEAR...SEVERE
   STORMS INCLUDING LARGE HAIL ARE LIKELY.  POTENTIAL FOR ROTATING
   STORMS WHICH WOULD INCREASE THREAT OF LARGE HAIL AND WIND DAMAGE.
   
   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 24030.
   
   
   ...HALES
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