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Tornado Watch 293
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WW0293 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Moderate
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
High Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL3
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 293
   NWS STORM PREDICTION CENTER NORMAN OK
   240 PM CDT WED MAY 13 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          PARTS OF SOUTHERN IOWA
          PARTS OF WESTERN ILLINOIS
          PARTS OF NORTHERN MISSOURI
   
   EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 240 PM UNTIL
   1000 PM CDT.
   
   TORNADOES...HAIL TO 2.5 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 NORTH AND SOUTH OF A LINE FROM 15 MILES WEST SOUTHWEST OF
   LAMONI IOWA TO 70 MILES EAST SOUTHEAST OF BURLINGTON IOWA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU3).
   
   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.
   
   DISCUSSION...WITH STRONG TROUGH/WIND MAX PASSING BY TO THE NORTH AND
   AIR MASS ACROSS WATCH AREA BECOMING MODERATELY UNSTABLE AND ONLY
   WEAKLY CAPPED...THUNDERSTORMS SHOULD INITIATE SOON.  PRIMARY FOCUS
   WILL BE ALONG AND AHEAD OF THE COLD FRONT NOW INTO SWRN IA TO NERN
   KS AND EWD ALONG WARM FRONT VICINITY IA/MO BORDER.  STRONG VEERING
   SHEAR PROFILES SUPPORT SUPERCELLS WHICH WILL INCLUDE NOT ONLY LARGE
   HAIL AND WIND THREAT BUT ALSO TORNADOES.  STORMS SHOULD MOVE/DEVELOP
   EWD/SEWD ACROSS THE WATCH AS COLD FRONT MOVES SEWD THRU THE EVENING.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   500. MEAN STORM MOTION VECTOR 26040.
   
   
   ...HALES
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