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Severe Thunderstorm Watch 380
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WW0380 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.
   SEL0

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 380
   NWS Storm Prediction Center Norman OK
   150 PM MDT Thu Jun 29 2017

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Eastern Colorado
     Western Kansas

   * Effective this Thursday afternoon and evening from 150 PM until
     900 PM MDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 3
       inches in diameter possible
     Isolated damaging wind gusts to 70 mph possible
     A tornado or two possible

   SUMMARY...Relatively isolated storms initially will continue to
   develop across eastern Colorado including a few supercells. Storms
   may eventually merge and cluster later this afternoon into evening
   with an increasing damaging wind risk spreading east-southeastward
   into western Kansas.

   The severe thunderstorm watch area is approximately along and 65
   statute miles north and south of a line from 45 miles west southwest
   of Limon CO to 75 miles south southeast of Goodland KS. For a
   complete depiction of the watch see the associated watch outline
   update (WOUS64 KWNS WOU0).

   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.

   &&

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   3 inches. Extreme turbulence and surface wind gusts to 60 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   29025.

   ...Guyer
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Page last modified: June 30, 2017
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