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Tornado Watch 440
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WW0440 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Low
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
High High

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL0
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 440
   NWS STORM PREDICTION CENTER NORMAN OK
   1255 PM CDT WED JUN 17 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTHWEST IOWA
          PARTS OF NORTHEAST KANSAS
          PARTS OF NORTHWEST MISSOURI
          PARTS OF SOUTH CENTRAL AND SOUTHEAST NEBRASKA
   
   EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 1255 PM UNTIL
   900 PM CDT.
   
   TORNADOES...HAIL TO 4 INCHES IN DIAMETER...THUNDERSTORM WIND
   GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
   AREAS.
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE
   MILES NORTH AND SOUTH OF A LINE FROM 70 MILES EAST OF SHENANDOAH
   IOWA TO 50 MILES WEST SOUTHWEST OF KEARNEY NEBRASKA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU0).
   
   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 439...
   
   DISCUSSION...EXTREMELY UNSTABLE AIRMASS WITH MLCAPES AOA 4000 J/KG
   SPREADING NWD WITH WARM FRONT ACROSS THE WATCH. EFFECTIVE SHEAR
   SUPPORTIVE OF SUPERCELLS WHICH INITIALLY WILL INCLUDE VERY LARGE
   HAIL.  TORNADO THREAT WILL INCREASE DURING THE AFTERNOON AS STORMS
   CONTINUE TO DEVELOP ALONG AND N OF THE WARM FRONT.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 4 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   600. MEAN STORM MOTION VECTOR 26035.
   
   
   ...HALES
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