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Severe Thunderstorm Watch 253
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WW0253 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.
   SEL3

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 253
   NWS Storm Prediction Center Norman OK
   905 PM CDT Thu Jun 10 2021

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     western and central Nebraska
     western and central South Dakota

   * Effective this Thursday night and Friday morning from 905 PM
     until 300 AM CDT.

   * Primary threats include...
     Widespread damaging winds and isolated significant gusts to 80
       mph likely
     Scattered large hail likely with isolated very large hail events
       to 2 inches in diameter possible
     A tornado or two possible

   SUMMARY...Storms are expected to increase in coverage with initial
   supercells possible, transitioning to a squall line. Large hail,
   damaging wind and a couple of tornadoes are possible this evening
   into tonight.

   The severe thunderstorm watch area is approximately along and 120
   statute miles east and west of a line from 75 miles west northwest
   of Mobridge SD to 55 miles southeast of Alliance NE. For a complete
   depiction of the watch see the associated watch outline update
   (WOUS64 KWNS WOU3).

   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 251...WW 252...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   2 inches. Extreme turbulence and surface wind gusts to 70 knots. A
   few cumulonimbi with maximum tops to 550. Mean storm motion vector
   26035.

   ...Dial
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Page last modified: June 11, 2021
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