Heavy snow occurred over the Sierra Madre Range with moderate snow over the Snowy Range 1-2 December 2022.
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.
Heavy snow occurred over the Sierra Madre Range with moderate snow over the Snowy Range 1-2 December 2022.
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 Dec 1, 4:09 PM MST, 6 hours 51 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
1 heavy snow, 1 winter weather. Local standard time, as filed.
Two SNOTEL sites in the Sierra Madre Range reported snow in excess of 12 inches. Webber Springs and Old Battle sites.
Widespread snow in excess of 6 inches reported by area SNOTELs. Peak snow of 9.6 inches reported at the Medicine Bow SNOTEL.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wyoming in 2022Every state in 2022This day in weather historyWarnings in Wyoming, December 2022
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: 1059013, 1059014.