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Severe Thunderstorm Watch 555
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WW0555 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
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   SEL5
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 555
   NWS STORM PREDICTION CENTER NORMAN OK
   410 PM MDT SAT JUN 24 2006
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          THE FRONT RANGE AREA OF COLORADO
   
   EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 410 PM UNTIL
   1100 PM MDT.
   
   HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 60
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 45
   STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES NORTH OF FORT
   COLLINS COLORADO TO 60 MILES SOUTH OF PUEBLO COLORADO. FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU5).
   
   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.
   
   DISCUSSION...SCATTERED THUNDERSTORMS WILL FORM/PERSIST THROUGH THE
   LATE EVENING HOURS IN CONJUNCTION WITH LOW-LEVEL UPSLOPE FLOW AND A
   MID LEVEL SPEED MAX MOVING SEWD FROM WY TO CO. VERTICAL SHEAR AND
   INSTABILITY ALONG THE FRONT RANGE WILL BE SUFFICIENT FOR SUPERCELLS
   CAPABLE OF PRODUCING LARGE HAIL AND ISOLATED DAMAGING GUSTS. 
   PRIMARILY SWD STORM MOTION SHOULD KEEP MUCH OF THE CONVECTION CLOSE
   TO THE FRONT RANGE.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 50
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM
   MOTION VECTOR 35020.
   
   
   ...THOMPSON
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