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Severe Weather Watches Overview

Watch data currently updates every 15 minutes.

Severe Thunderstorm Watch #0327 for Eastern Montana, Extreme western North Dakota, Extreme northwestern South Dakota
  • 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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Severe Thunderstorm Watch #0327

Locations Affected

  • Eastern Montana
  • Extreme western North Dakota
  • Extreme northwestern South Dakota
  • Severe Thunderstorm Watch Summary

    Scattered thunderstorms are forming across southeast Montana, and additional development is expected through this evening across eastern Montana. The storm environment will favor both supercells and organized clusters capable of producing large hail and damaging winds. A cluster or two of storms could move into northwestern South Dakota and western North Dakota during the early overnight hours.

    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

    SEL7
    
    URGENT - IMMEDIATE BROADCAST REQUESTED
    Severe Thunderstorm Watch Number 327
    NWS Storm Prediction Center Norman OK
    530 PM MDT Fri Jul 3 2020
    
    The NWS Storm Prediction Center has issued a
    
    * Severe Thunderstorm Watch for portions of 
      Eastern Montana
      Extreme western North Dakota
      Extreme northwestern South Dakota
    
    * Effective this Friday afternoon and Saturday morning from 530
      PM until 100 AM 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...Scattered thunderstorms are forming across southeast
    Montana, and additional development is expected through this evening
    across eastern Montana.  The storm environment will favor both
    supercells and organized clusters capable of producing large hail
    and damaging winds.  A cluster or two of storms could move into
    northwestern South Dakota and western North Dakota during the early
    overnight hours.
    
    The severe thunderstorm watch area is approximately along and 85
    statute miles east and west of a line from 55 miles north northeast
    of Wolf Point MT to 25 miles southeast of Broadus MT. For a complete
    depiction of the watch see the associated watch outline update
    (WOUS64 KWNS WOU7).
    
    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
    2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
    few cumulonimbi with maximum tops to 550. Mean storm motion vector
    26020.
    
    ...Thompson

    National Risk Overview

    Friday, July 3
    TORNADO: 2%
    HAIL: 15%
    WIND: 15%
    Saturday, July 4
    TORNADO: low
    HAIL: 15%
    WIND: 15%
    Sunday, July 5
    ANY SEVERE: 5%
    Monday, July 6
    ANY SEVERE: low / uncertain
    Tuesday, July 7
    ANY SEVERE: low / uncertain
    Wednesday, July 8
    ANY SEVERE: low / uncertain
    Thursday, July 9
    ANY SEVERE: low / uncertain
    Friday, July 10
    ANY SEVERE: low / uncertain

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