Widespread snow and blowing snow occurred across southeast Wyoming from the afternoon and evening on March 8th through the evening of March 9th. Total snowfall accumulations of 4 to 8 inches were common across the lower elevations with widespread totals of 1 to 2 feet in the mountains at elevations above 8000 feet. Winter conditions resulted in multiple road closures per WYDOT.

Heavy Snow in SIERRA MADRE RANGE, WYOMING
From 08-MAR-22 19:00:00 to 09-MAR-22 12:00:00 (MST-7)
Reported by: SNOTEL

Heavy mountain snow was observed in the Sierra Madre mountain range. Multiple SNOTEL observations recorded up to 1.2 inches of SWE with temperatures suggesting ratios between 15 and 20 to 1, resulting in estimated maximum totals of 18 to 24 inches. The highest totals were observed at Old Battle (OLDW4) and Little Snake River (LITW4) at elevations of 10000 and 8915 feet, respectively.

Heavy Snow in SNOWY RANGE, WYOMING
From 08-MAR-22 19:00:00 to 09-MAR-22 12:00:00 (MST-7)
Reported by: SNOTEL

Heavy mountain snow was observed in the Snowy mountain range. Multiple SNOTEL observations recorded up to 1.0 inches of SWE with temperatures suggesting ratios between 15 and 20 to 1, resulting in estimated maximum totals of 15 to 20 inches. The highest totals were observed at Medicine Bow (MBSW4) and Brooklyn Lake (BKLW4) at elevations of 10510 and 10240 feet, respectively.

Winter Storm in NORTH SNOWY RANGE FOOTHILLS, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: CoCoRaHS

Multiple CoCoRaHS observers reported 6 to 8 inches of total snowfall near Arlington and Elk Mountain. Interstate 80 was closed between Laramie and Rawlins due to winter conditions.

Winter Storm in SHIRLEY BASIN, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: Department of Highways

Total snowfall ranged from 3 to 6 inches across Shirley Basin, per estimates from the NOHRSC Interpolated Snowfall Analysis. Wyoming Route 487 was closed from Medicine Bow to Wyoming Route 220 due to winter conditions.

Heavy Snow in NORTH LARAMIE RANGE, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: SNOTEL

The Windy Peak SNOTEL in the North Laramie Range (WNDW4) recorded an estimated storm total snowfall of 14 inches, based on 0.7 inch of SWE and an estimated ratio of 20 to 1.

Winter Weather in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: CoCoRaHS

A CoCoRaHS observer 4 WSW of Douglas recorded a storm total snowfall of 4.0 inches.

Winter Weather in CENTRAL CARBON COUNTY, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: COOP Observer

Multiple observers across central Carbon County recorded storm total snowfall accumulations of 4 to 6 inches.

Heavy Snow in CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: CoCoRaHS

Multiple reports of 6 to 8 inches of snow were received across the central Laramie Range south and west of Wheatland.

Winter Storm in SOUTH LARAMIE RANGE, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: SNOTEL

An estimated storm total snowfall of 8.0 inches was recorded at the Crow Creek SNOTEL in the South Laramie Range (CRWW4). This was based on an SWE of 0.4 inch and a snow ratio of approximately 20 to 1. In addition, Interstate 80 was closed between Laramie and Cheyenne due to winter conditions.

Winter Storm in SOUTH LARAMIE RANGE FOOTHILLS, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: CoCoRaHS

A CoCoRaHS observer 11 miles NW of Cheyenne in the South Laramie Range Foothills recorded a storm total snowfall of 6.5 inches. In addition, Interstate 80 was closed between Laramie and Cheyenne due to winter conditions.

Heavy Snow in EAST PLATTE COUNTY, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: Public

The general public reported a storm total snowfall of 6.0 inches in Chugwater.

Winter Storm in CENTRAL LARAMIE COUNTY, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: CoCoRaHS

Multiple observers reported 4 to 6 inches of snowfall across central Laramie County. Interstate 80 was closed between Cheyenne and Laramie due to winter conditions.

Heavy Snow in GOSHEN COUNTY, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: Public

Widespread snowfall amounts of 2 to 4 inches were observed across Goshen County. The public reported an isolated total of 6.0 inches 4 W of Hawk Springs.

Heavy Snow in EAST LARAMIE COUNTY, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Reported by: Public

The public reported 8.0 inches of snow in Pine Bluffs.

Winter Weather in NIOBRARA COUNTY, WYOMING
From 08-MAR-22 17:00:00 to 09-MAR-22 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An official NWS Co-Op observer reported 5.2 inches of snow just east of Van Tassel along the Niobrara/Sioux County Line.