Severe Thunderstorm Warning Issued for Northern Utah and Southwestern Wyoming
This alert is no longer in effect.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.
NWS Salt Lake City has issued a Severe Thunderstorm Warning for parts of Rich and Summit counties in Utah and Uinta County in Wyoming until 5:30 PM MDT.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Northern Utah and Southwestern Wyoming
- Issued
- May 21, 2026
- Issuing authority
- NWS Salt Lake City UT
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 Northern Utah and Southwestern Wyoming.
Alert Details
A Severe Thunderstorm Warning has been issued by the National Weather Service in Salt Lake City. The alert is effective from 4:41 PM MDT on May 13, 2026, until 5:30 PM MDT on May 13, 2026.
Affected Areas
The warning covers Southeastern Rich County in northern Utah, East central Summit County in northern Utah, and Uinta County in southwestern Wyoming. Locations impacted include Lyman, Robertson, Lonetree, Mountain View, Ragen, Millburne, Church Buttes, Fort Bridger, Altamont, Piedmont, Carter, and Leroy. This includes Interstate 80 in Wyoming between mile markers 11 and 56.
What You Should Do
For your protection move to an interior room on the lowest floor of a building. Gusty and erratic winds may lead to a period of strong crosswinds and difficult travel for high profile vehicles along I-80 through Uinta County, Wyoming.
Expected Conditions
At 4:39 PM MDT, severe thunderstorms were located along a line extending from 9 miles north of Evanston to 18 miles south of Robertson, moving northeast at 60 mph. Hazards include 70 mph wind gusts and hail up to 0.75 inches. Expect considerable tree damage with damage likely to mobile homes, roofs, and outbuildings.
Timeline
The alert is in effect from 4:41 PM MDT until 5:30 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 (1,289 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 21, 2026.
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