Alert archive / Idaho / Severe Thunderstorm Warnings / 2025

Severe Thunderstorm Warnings in Idaho, December 2025

10 severe thunderstorm warnings in December 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in December 2025. Tap one for its archive.

Severe Thunderstorm Warnings: 10
Busiest day: December 17, 202510 severe thunderstorm warnings

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Dec 17, 6:29 AM MST	Severe Thunderstorm Warning Destructive damage threat	OTX	Latah, Lewis, Nez Perce	46 min
Dec 17, 7:14 AM MST	Severe Thunderstorm Warning Destructive damage threat	OTX	Shoshone	46 min
Dec 17, 7:28 AM MST	Severe Thunderstorm Warning Considerable damage threat	BOI	Adams, Gem, Valley, Washington	47 min
Dec 17, 8:09 AM MST	Severe Thunderstorm Warning Considerable damage threat	BOI	Gem, Valley, Washington	21 min
Dec 17, 8:33 AM MST	Severe Thunderstorm Warning Considerable damage threat	BOI	Elmore, Gooding, Jerome, Owyhee, Twin Falls	42 min
Dec 17, 9:09 AM MST	Severe Thunderstorm Warning Considerable damage threat	BOI	Elmore, Gooding, Jerome, Owyhee, Twin Falls	51 min
Dec 17, 9:52 AM MST	Severe Thunderstorm Warning Destructive damage threat	PIH	Bannock, Bear Lake, Bingham, Blaine, Bonneville, Caribou and 4 more	53 min
Dec 17, 9:56 AM MST	Severe Thunderstorm Warning Considerable damage threat	BOI	Jerome, Owyhee, Twin Falls	49 min
Dec 17, 10:43 AM MST	Severe Thunderstorm Warning Destructive damage threat	PIH	Bannock, Bear Lake, Bingham, Bonneville, Caribou, Cassia and 3 more	47 min
Dec 17, 11:30 AM MST	Severe Thunderstorm Warning Considerable damage threat	PIH	Bannock, Bear Lake, Caribou, Cassia, Franklin, Oneida	30 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

Nearby

Alerts in force now Tornadoes on record The radar archive 2024 2026

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.