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Severe Weather Watches Overview

Watch data currently updates every 15 minutes.

EXPIRED Severe Thunderstorm Watch #0510 for western and north central Nebraska, southwestern South Dakota, eastern Wyoming
  • Scattered large hail and isolated very large hail events to 2 inches in diameter possible
  • Scattered damaging wind gusts to 70 mph possible

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EXPIRED Severe Thunderstorm Watch #0510

Locations Affected

  • western and north central Nebraska
  • southwestern South Dakota
  • eastern Wyoming
  • Severe Thunderstorm Watch Summary

    Storms including a few supercells spreading off the higher terrain and moving into a moderately unstable environment will pose a risk for large hail damaging wind this afternoon and evening.

    Severe Weather Threats

  • Scattered large hail and isolated very large hail events to 2 inches in diameter possible
  • Scattered damaging wind gusts to 70 mph possible
  • Severe Thunderstorm Watch Details

    SEL0
    
    URGENT - IMMEDIATE BROADCAST REQUESTED
    Severe Thunderstorm Watch Number 510
    NWS Storm Prediction Center Norman OK
    250 PM MDT Mon Jul 15 2019
    
    The NWS Storm Prediction Center has issued a
    
    * Severe Thunderstorm Watch for portions of 
      western and north central Nebraska
      southwestern South Dakota
      eastern Wyoming
    
    * Effective this Monday afternoon and evening from 250 PM until
      1000 PM MDT.
    
    * Primary threats include...
      Scattered large hail and isolated very large hail events to 2
        inches in diameter possible
      Scattered damaging wind gusts to 70 mph possible
    
    SUMMARY...Storms including a few supercells spreading off the higher
    terrain and moving into a moderately unstable environment will pose
    a risk for large hail damaging wind this afternoon and evening.
    
    The severe thunderstorm watch area is approximately along and 145
    statute miles east and west of a line from 80 miles northwest of
    Rapid City SD to 55 miles south southeast of Alliance NE. 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.
    
    &&
    
    OTHER WATCH INFORMATION...CONTINUE...WW 509...
    
    AVIATION...A few severe thunderstorms with hail surface and aloft to
    2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
    few cumulonimbi with maximum tops to 500. Mean storm motion vector
    27035.
    
    ...Dial

    National Risk Overview

    Tuesday, July 16
    TORNADO: 2%
    HAIL: 15%
    WIND: 30%
    Wednesday, July 17
    ANY SEVERE: 15%
    Thursday, July 18
    ANY SEVERE: 5%
    Friday, July 19
    ANY SEVERE: low / uncertain
    Saturday, July 20
    ANY SEVERE: low / uncertain
    Sunday, July 21
    ANY SEVERE: low / uncertain
    Monday, July 22
    ANY SEVERE: low / uncertain
    Tuesday, July 23
    ANY SEVERE: low / uncertain

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