A strong, slow-moving low pressure system moved across southeast Wyoming and produced widespread moderate to heavy snowfall.  Wind gusts to 30 mph created areas of drifting snow and poor visibility.  Storm total snowfall ranged from 6 to 18 inches, heaviest over the Snowy Range.

Winter Storm in SOUTH LARAMIE RANGE, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Six inches of snow was observed at Vedauwoo.

Winter Storm in SOUTH LARAMIE RANGE FOOTHILLS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Six inches of snow was observed between Federal and Horse Creek.

Winter Storm in NIOBRARA COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Fourteen inches of snow was measured at Manville.

Winter Storm in EAST PLATTE COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Nine inches of snow was measured 13 miles south-southwest of Manville.

Winter Storm in EAST PLATTE COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Six inches of snow was observed at Wheatland.

Winter Storm in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nine inches of snow was observed 13 miles west of Lance Creek.

Winter Storm in NIOBRARA COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Ten inches of snow was observed at Lusk.

Winter Storm in NIOBRARA COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thirteen inches of snow was observed at Keeline.

Winter Storm in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Ten inches of snow was measured five miles south of Douglas.

Winter Storm in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Seven inches of snow was measured a mile southwest of Glenrock.

Winter Storm in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Eight inches of snow was measured 11 miles northwest of Lost Springs.

Winter Storm in SIERRA MADRE RANGE, WYOMING
From 17-FEB-18 19:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Old Battle SNOTEL site (elevation 10000 ft) estimated 12 inches of snow.

Winter Storm in SIERRA MADRE RANGE, WYOMING
From 17-FEB-18 19:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Webber Springs SNOTEL site (elevation 9250 ft) estimated 12 inches of snow.

Winter Storm in SIERRA MADRE RANGE, WYOMING
From 17-FEB-18 19:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Little Snake River SNOTEL site (elevation 8915 ft) estimated 12 inches of snow.

Winter Storm in SIERRA MADRE RANGE, WYOMING
From 17-FEB-18 19:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Blackhall Mountain SNOTEL site (elevation 9820 ft) estimated 12 inches of snow.

Winter Storm in SNOWY RANGE, WYOMING
From 17-FEB-18 19:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Sand Lake SNOTEL site (elevation 10050 ft) estimated 16 inches of snow.

Winter Storm in SNOWY RANGE, WYOMING
From 17-FEB-18 19:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Medicine Bow SNOTEL site (elevation 10500 ft) estimated 18 inches of snow.

Winter Storm in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Nine inches of snow was measured three miles east of Douglas.

Winter Storm in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Fourteen inches of snow was measured four miles north-northeast of Glenrock.

Winter Storm in CONVERSE COUNTY LOWER ELEVATIONS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Eight and a half inches of snow was measured four miles west-southwest of Douglas.

Winter Storm in UPPER NORTH PLATTE RIVER BASIN, WYOMING
From 17-FEB-18 18:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A foot of snow was observed at Encampment.

Winter Storm in CENTRAL CARBON COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Seven inches of snow was observed at Rawlins.

Winter Storm in CENTRAL CARBON COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Six inches of snow was measured a mile north of Rawlins.

Winter Storm in NORTH LARAMIE RANGE, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Twelve inches of snow was observed 15 miles northwest of Garrett.

Winter Storm in CENTRAL CARBON COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

None inches of snow was measured at Sinclair.

Winter Storm in SOUTHWEST CARBON COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Six to eight inches of snow was observed in and around Baggs.

Winter Storm in NORTH SNOWY RANGE FOOTHILLS, WYOMING
From 18-FEB-18 00:00:00 to 20-FEB-18 02:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Seven inches of snow was measured two miles south of Elk Mountain.

Winter Storm in UPPER NORTH PLATTE RIVER BASIN, WYOMING
From 18-FEB-18 00:00:00 to 20-FEB-18 02:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Seven inches of snow was measured two miles north-northeast of Encampment.

Winter Storm in SHIRLEY BASIN, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Eight and a half inches of snow was measured at Shirley Basin.

Winter Storm in GOSHEN COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Six inches of snow was measured 29 miles north of Torrington.

Winter Storm in NORTH SNOWY RANGE FOOTHILLS, WYOMING
From 18-FEB-18 00:00:00 to 20-FEB-18 02:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Eleven inches of snow was measured at Elk Mountain.

Winter Storm in FERRIS/SEMINOE/SHIRLEY MOUNTAINS, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Six inches of snow was measured near Muddy Gap.

Winter Storm in LARAMIE VALLEY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Six inches of snow was observed at Rock River.

Winter Storm in CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY, WYOMING
From 18-FEB-18 00:00:00 to 19-FEB-18 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Eight inches of snow was observed 15 miles southwest of Wheatland.