Alert archive / Wyoming / Freeze Warnings

Freeze Warnings in Wyoming, 2026

14 freeze warnings in 2026. 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 freeze warnings reaches back to 2005.

Freeze Warnings by county

Each county as a circle sized by its count in 2026. Tap one for its archive.

Freeze Warnings
14
Busiest month
May10 freeze warnings
Busiest day
May 18, 20263 freeze warnings

Over time

By month

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.

IssuedProductOfficeCountiesLasted
Apr 16, 1:35 PM MDTFreeze WarningRIWBig Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 2 more43 hr
May 4, 11:05 PM MDTFreeze WarningRIWBig Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more34 hr
May 17, 12:05 PM MDTFreeze WarningUNRCampbell, Crook, Weston22 hr
May 17, 12:22 PM MDTFreeze WarningCYSNiobrara22 hr
May 18, 1:15 AM MDTFreeze WarningCYSAlbany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more35 hr
May 18, 11:40 AM MDTFreeze WarningUNRCampbell, Crook, Weston21 hr
May 18, 5:57 PM MDTFreeze WarningRIWBig Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 2 more15 hr
May 19, 9:35 AM MDTFreeze WarningRIWFremont, Hot Springs, Johnson, Natrona, Sweetwater, Washakie22 hr
May 19, 11:40 AM MDTFreeze WarningCYSAlbany, Carbon, Converse, Laramie22 hr
May 19, 11:46 AM MDTFreeze WarningUNRCampbell, Crook, Weston19 hr
May 21, 1:58 PM MDTFreeze WarningCYSAlbany, Carbon, Laramie19 hr
Sep 8, 11:34 AM MDTFreeze WarningRIWFremont, Lincoln, Sublette, Sweetwater, Teton21 hr
Sep 13, 8:50 AM MDTFreeze WarningRIWLincoln24 hr
Sep 14, 3:35 PM MDTFreeze WarningRIWLincoln17 hr

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

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.