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Severe Weather Watches Overview

Watch data currently updates every 15 minutes.

EXPIRED Severe Thunderstorm Watch #0523 for Southeast Montana
  • Scattered damaging wind gusts to 70 mph likely
  • Scattered large hail and isolated very large hail events to 2 inches in diameter possible

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EXPIRED Severe Thunderstorm Watch #0523

Locations Affected

  • Southeast Montana
  • Severe Thunderstorm Watch Summary

    Two intense supercells continue to track southeastward into the watch area. Large hail and damaging wind gusts will remain possible for a few more hours with these storms.

    Severe Weather Threats

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

    SEL3
    
    URGENT - IMMEDIATE BROADCAST REQUESTED
    Severe Thunderstorm Watch Number 523
    NWS Storm Prediction Center Norman OK
    850 PM MDT Thu Jul 17 2025
    
    The NWS Storm Prediction Center has issued a
    
    * Severe Thunderstorm Watch for portions of 
      Southeast Montana
    
    * Effective this Thursday night and Friday morning from 850 PM
      until 200 AM MDT.
    
    * Primary threats include...
      Scattered damaging wind gusts to 70 mph likely
      Scattered large hail and isolated very large hail events to 2
        inches in diameter possible
    
    SUMMARY...Two intense supercells continue to track southeastward
    into the watch area.  Large hail and damaging wind gusts will remain
    possible for a few more hours with these storms.
    
    The severe thunderstorm watch area is approximately along and 40
    statute miles north and south of a line from 90 miles west of Miles
    City MT to 15 miles southeast of Baker MT. 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 522...
    
    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
    29030.
    
    ...Hart

    National Risk Overview

    Friday, July 18
    TORNADO: 5%
    HAIL: 15%
    WIND: 15%
    Saturday, July 19
    TORNADO: 2%
    HAIL: 15%
    WIND: 15%
    Sunday, July 20
    ANY SEVERE: 5%
    Monday, July 21
    ANY SEVERE: potential too low
    Tuesday, July 22
    ANY SEVERE: potential too low
    Wednesday, July 23
    ANY SEVERE: predictability too low
    Thursday, July 24
    ANY SEVERE: predictability too low
    Friday, July 25
    ANY SEVERE: predictability too low

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