Heavy snow that began 31 December 2022 became widespread the morning of 1 January 2023 and continued through 3 January 2023 before easing.

Heavy Snow in SNOWY RANGE, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Peak snowfall report was from Medicine Bow SNOTEL (MBSW4) with 48 inches through the event. Brooklyn Lake SNOTEL reported snowfall total of 34.5 inches as well.

Heavy Snow in NORTH LARAMIE RANGE, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

SNOTEL site LaPrele Creek (LPPW4) reported 12 inches of snow at this time. Storm total snow for the North Laramie Range estimated at 21 inches.

Heavy Snow in CENTRAL CARBON COUNTY, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 12:50:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Report received via Facebook from spotter 3 miles west of Rawlins of 7 inches of snow and still snowing. Additional snow report at 1/1120 AM of 10 inches. Storm total snowfall around Rawlins reported at 24 inches.

Heavy Snow in UPPER NORTH PLATTE RIVER BASIN, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 12:50:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Dispatcher reported 8 inches estimated at Encampment Wyoming.

Heavy Snow in FERRIS/SEMINOE/SHIRLEY MOUNTAINS, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 12:50:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Muddy Gap gas station reported 12 inches of snow and still snowing hard. WYDOT closed highways 287 and 789 from Lamont to Muddy Gap Wyoming at 1/3PM for winter weather conditions. Estimated opening time was 12 to 16 hours.

Heavy Snow in SHIRLEY BASIN, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 13:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Observer reported 6-12 inches of new snowfall Still snowing hard. All roads closed around their location.

Heavy Snow in CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY, WYOMING
From 01-JAN-23 05:00:00 to 02-JAN-23 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter 8 miles southwest of Wheatland Wyoming reported 7.5 inches. 2.8 inches fell since 1/1115AM.

Heavy Snow in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 01-JAN-23 05:10:00 to 02-JAN-23 20:10:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer reported 7.5 inches of snow in past 24 hours.

Heavy Snow in GOSHEN COUNTY, WYOMING
From 01-JAN-23 07:00:00 to 03-JAN-23 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Observer reported 6 inches of snow 12.6 miles south of Van Tassell Wyoming.

Heavy Snow in SIERRA MADRE RANGE, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Peak snowfall reported in the Sierra Madres came from the Old Battle SNOTEL (OLDW4) with 48 inches. Little Snake SNOTEL (LITW4) also reported 45 inches with several other SNOTELs reporting heavy snow accumulations above 2 feet.

Heavy Snow in NORTH SNOWY RANGE FOOTHILLS, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 13:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Elk Mountain spotter reported 6 inches of snow overnight with another 4 inches of snow by 1/1237PM for a total of 10 inches. Still snowing. WYDOT closed Interstate 80 both directions between Laramie and Rawlins 1/200PM due to winter conditions with estimated opening time of 12 to 16 hours.

Heavy Snow in SOUTHWEST CARBON COUNTY, WYOMING
From 01-JAN-23 00:00:00 to 02-JAN-23 12:50:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

WYDOT closed Highway 789 from the Colorado state line to Interstate 80 junction due to winter weather conditions.

Heavy Snow in EAST PLATTE COUNTY, WYOMING
From 01-JAN-23 05:00:00 to 02-JAN-23 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public report on Facebook of 6.8 inches of snow in Glendo.