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Severe Thunderstorm Watch 254
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WW0254 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Low
Severe Wind 65 kt+ Wind
High High
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.

   Severe Thunderstorm Watch Number 254
   NWS Storm Prediction Center Norman OK
   950 PM CDT Thu Jun 10 2021

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     northeast Montana
     western and central North Dakota

   * Effective this Thursday night and Friday morning from 950 PM
     until 300 AM CDT.

   * Primary threats include...
     Widespread damaging winds and isolated significant gusts to 80
       mph likely
     Scattered large hail and isolated very large hail events to 3
       inches in diameter likely
     A tornado or two possible

   SUMMARY...Severe storms are expected to continue into the early
   morning hours with some supercells possible, but with primary storm
   mode transitioning to a squall line. Damaging wind and large hail
   are the primary threats, but a couple of tornadoes are also

   The severe thunderstorm watch area is approximately along and 125
   statute miles east and west of a line from 70 miles northwest of
   Minot ND to 75 miles southwest of Bismarck ND. For a complete
   depiction of the watch see the associated watch outline update
   (WOUS64 KWNS WOU4).


   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


   OTHER WATCH INFORMATION...This severe thunderstorm watch replaces
   tornado watch number 251...severe thunderstorm watch number 252.
   Watch number 251 252 will not be in effect after 950 PM CDT.
   CONTINUE...WW 253...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   3 inches. Extreme turbulence and surface wind gusts to 70 knots. A
   few cumulonimbi with maximum tops to 550. Mean storm motion vector

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Page last modified: June 11, 2021
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