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Severe Thunderstorm Watch 358
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WW0358 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
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.
   SEL8

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 358
   NWS STORM PREDICTION CENTER NORMAN OK
   305 PM MDT THU JUN 26 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     NORTHEAST COLORADO
     WESTERN NEBRASKA
     WESTERN SOUTH DAKOTA
     SOUTHEAST WYOMING

   * EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 305 PM UNTIL
     900 PM MDT.

   * PRIMARY THREATS INCLUDE...
     SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
     ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER
       POSSIBLE

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 200
   STATUTE MILES EITHER SIDE OF A LINE FROM 75 MILES NORTH NORTHWEST
   OF TORRINGTON WYOMING TO 25 MILES EAST NORTHEAST OF CHADRON
   NEBRASKA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).

   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 357...

   DISCUSSION...STORMS SHOULD CONTINUE TO DEVELOP NEAR LEE
   TROUGH/DRYLINE...AND ACROSS BLACK HILLS AND FRONT RANGE...INTO THE
   EVENING AS FAVORABLE LARGE SCALE FORCING FOR ASCENT SPREADS EAST
   FROM THE ROCKIES. ACTIVITY WILL DEVELOP EAST INTO INSTABILITY AXIS
   WHERE MLCAPE OF 2500-3000 J/KG SHOULD FAVOR INCREASINGLY STOUT STORM
   UPDRAFTS IN THE PRESENCE OF WEAK TO MODEST SHEAR. INITIAL CELLS WILL
   LIKELY HAVE SOME CHANCE FOR PRODUCING STRONG WINDS AND LARGE HAIL
   AND...WITH TIME...EXPECT STORM MERGERS TO RESULT IN A SMALL MCS OR
   TWO SPREADING EAST AND POSING A CONTINUING CHANCE FOR STRONG/SEVERE
   WINDS.

   AVIATION...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 25020.


   ...CARBIN
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Page last modified: June 27, 2014
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