A winter system pushed through the area bringing 12 or more inches of snow to the very dry mountains.
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS CYS wrote it up.
A winter system pushed through the area bringing 12 or more inches of snow to the very dry mountains.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Cheyenne, WY wrote its last area forecast discussion before the first event at Feb 11, 4:21 AM MST, 1 hour 39 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
2 heavy snow. Local standard time, as filed.
The SNOTEL site at Old Battle (OLDW4) received 18.4 inches of snow throughout the duration of the event. Multiple other sites in the Sierra Madre Range also hit criteria.
The SNOTEL site at Med Bow (MBSW4) received 16.8 inches of snow throughout the duration of the event. The Sand Lake SNOTEL sites in the Snowy Range also hit criteria.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wyoming in 2026Every state in 2026This day in weather historyWarnings in Wyoming, February 2026
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1312676, 1312688.