Severe Thunderstorm Warning Issued for Park, Stillwater and Sweet Grass Counties MT
This alert is no longer in effect.
NOAA issued it on May 21, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
The National Weather Service has issued a Severe Thunderstorm Warning for parts of south central Montana until 5:00 PM MDT on May 13.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- South Central Montana
- Issued
- May 21, 2026
- Issuing authority
- NWS Billings MT
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in South Central Montana.
Alert Details
A Severe Thunderstorm Warning has been issued by the National Weather Service in Billings MT. The alert is effective from 3:58 PM MDT until 5:00 PM MDT on May 13, 2026.
Affected Areas
The warning covers North Central Park County, Central Stillwater County, and Sweet Grass County in south central Montana. Locations impacted include Livingston, Big Timber, Clyde Park, Mc Leod, Greycliff, Springdale, Melville, Nye and Reed Point.
What You Should Do
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. These storms have produced widespread damaging winds.
Expected Conditions
At 3:58 PM MDT, showers and thunderstorms producing strong to damaging winds were located along a line from near Livingston to 19 miles west of Absarokee moving northeast at 50 mph. Hazard includes 60 to 70 mph wind gusts.
Timeline
The warning is in effect from 3:58 PM MDT to 5:00 PM MDT on May 13, 2026.
Original source: NOAA Official Notice ↗
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (959 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 21, 2026.
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