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Severe Thunderstorm Watch 803
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WW0803 Radar
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
   SEVERE THUNDERSTORM WATCH NUMBER 803
   NWS STORM PREDICTION CENTER NORMAN OK
   605 PM MDT SUN AUG 3 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          NORTHEAST COLORADO
          FAR NORTHWEST KANSAS
          WESTERN AND CENTRAL NEBRASKA
   
   EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 605 PM UNTIL
   100 AM MDT.
   
   HAIL TO 1.5 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 85
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 25 MILES SOUTHWEST
   OF SIDNEY NEBRASKA TO 10 MILES EAST OF BURWELL NEBRASKA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU3).
   
   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 801...WW 802...
   
   DISCUSSION...TSTMS NOW FORMING/SPREADING ENE FROM NE CO/WRN NEB
   PANHANDLE EXPECTED TO INCREASE IN STRENGTH AND COVERAGE THROUGH THE
   EVENING...LIKELY MERGING INTO A QLCS.  FORWARD PROPAGATION TOWARD
   THE ENE WILL BE SUPPORTED BY ENELY LOW-LVL FLOW BENEATH WSW MID LVL
   WINDS...AND BY ASSOCIATED UPR DISTURBANCE NOW IN WY /REF MCD 2018/. 
   MAIN THREAT SHOULD BE DMGG WINDS FROM EMBEDDED SMALL SCALE BOWS
   ALONG AND N OF STALLING SFC FRONT.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 25025.
   
   
   ...CORFIDI
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