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Severe Thunderstorm Watch 337
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WW0337 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Moderate 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.
   SEL7

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 337
   NWS STORM PREDICTION CENTER NORMAN OK
   750 PM CDT MON JUN 22 2015

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     WESTERN ILLINOIS
     NORTHEAST MISSOURI

   * EFFECTIVE THIS MONDAY NIGHT FROM 750 PM UNTIL MIDNIGHT CDT.

   * PRIMARY THREATS INCLUDE...
     SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75
       MPH POSSIBLE
     ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE
     A TORNADO OR TWO POSSIBLE

   SUMMARY...MASS OF THUNDERSTORMS WILL SPREAD GRADUALLY SOUTH FROM
   IA/MO BORDER TO NEAR ALONG THE MISSISSIPPI RIVER BETWEEN NORTHEAST
   MO AND WESTERN IL OVER THE NEXT COUPLE OF HOURS. STORMS ARE ON THE
   SOUTHERN EDGE OF STRONGER WINDS ALOFT BUT WILL HAVE ACCESS TO VERY
   HIGH INSTABILITY SUPPORTING DAMAGING WIND SEVERE HAIL THREAT THIS
   EVENING. AN ISOLATED TORNADO CANNOT BE RULED OUT.

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES WEST OF
   KIRKSVILLE MISSOURI TO 50 MILES SOUTHEAST OF QUINCY ILLINOIS. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU7).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   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 335...WW 336...

   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 600. MEAN STORM
   MOTION VECTOR 32025.


   ...CARBIN
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Page last modified: June 23, 2015
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