Severe Thunderstorm Warning Issued for Western Box Elder County, UT
This alert is no longer in effect.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 western Box Elder County until 3:15 PM MDT on May 13.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Western Box Elder County, Utah
- Issued
- May 21, 2026
- Issuing authority
- NWS Salt Lake City
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 Western Box Elder County, Utah.
Alert Details
A Severe Thunderstorm Warning has been issued by the National Weather Service in Salt Lake City. The alert is effective from 2:36 PM MDT on May 13, 2026, until 3:15 PM MDT on May 13, 2026.
Affected Areas
The warning covers Western Box Elder County in northern Utah. Locations impacted include Park Valley, Utah Test and Training Range North, Great Salt Lake North of the Causeway, Locomotive Springs, Standrod, Curlew Junction, Rosette, and Yost. This includes Utah Route 30 between mile markers 10 and 80.
What You Should Do
For your protection, move to an interior room on the lowest floor of a building.
Expected Conditions
At 2:36 PM MDT, elevated thunderstorms capable of producing gusty and erratic outflow winds were located roughly along a line extending from southwest Box Elder County to Park Valley, moving northeast at 25 mph. Hazards include 60 mph wind gusts and hail up to 0.75 inches.
Timeline
The warning is in effect until 3:15 PM MDT on May 13, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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 (1,002 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 21, 2026.
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