Bighorn Mountains West storm history

The Split Creek RAWS site reported a 76 mph wind gust.

Heavy snow fell along the western slopes of the Bighorn Range, with a maximum of 15 inches of snow at the Bone Springs Divide SNOTEL site.

The Vees Fire was reported on Saturday, July 26, 2025 south of Ten Sleep, Wyoming in Washakie County. Fire growth was halted on July 31st by heavy rain in the region. The fire ultimately burned 5,229 acres on a combination of Bureau of Land Management and private lands.

The Northern Bighorns picked up 12 to 16 inches of new snow. Locations further south generally saw less than 6 inches of new snow.

Most SNOTEL sites recorded 12 to 21 inches of new snow.

Heavy snow in the higher elevations, with a maximum amount of 15 inches at the Powder River Pass SNOTEL site.

Snowfall amounts ranged from 13 to 19 inches.

Heavy snow fell in western Bighorn Range, with amounts of 12 to 20 inches commonplace.

Heavy snow fell in the higher elevations of the western Bighorns. The highest amount was 16 inches at the Shell Creek SNOTEL site.

To the southeast of Big Trails, 15 inches of new snow fell.

Heavy snow fell in the western Bighorn Mountains. The highest amounts was near Powder River Pass where 20 inches of new snow was reported.

Heavy snow fell in the western Bighorn mountains, with a maximum amount of 21 inches.

Extremely cold temperatures occurred in the western Bighorn Range. Temperatures dropped as low as 44 below zero with wind chill temperatures as low as 64 below zero at a WYDOT weather sensor east of Ten Sleep.

Heavy snow fell in northern portions of the Bighorn Mountains. The highest amount recorded was 25 inches the Bone Springs SNOTEL site. Amounts dropped further southward and in the lower elevations.

Heavy snow fell in portions of the Big Horn Range. The highest amount was 16 inches at the Middle Powder SNOTEL site.

Heavy snow fell in portions of the western Bighorn Range. The highest amount of snow reported was 15 inches at the Bald Mountain SNOTEL site at the north end of the range.

Heavy snow fell in portions of the Big Horn Mountains. At the Middle Powder SNOTEL site, 12 inches of new snow fell.

Heavy snow fell along the western slopes of the Big Horns. Some of the higher amounts included 16 inches at Shell Creek and 20 inches at the Cloud Peak SNOTEL.

The Shell Creek SNOTEL site measured 16 inches of new snow.

The SNOTEL site at Middle Powder River estimated 12 inches of new snow.

The SNOTEL site at Shell Creek estimated 16 inches of new snow.

A trained spotter at the High Country Lodge measured 28 inches of new snow. SNOTEL stations around the western Bighorn range recorded between 1 to 2 feet of snow.

The SNOTEL at Shell Creek reported 16 inches of snow.

The SNOTEL at Bone Spring recorded 12 inches of new snow.

Snow began falling in the western Bighorn range in the early morning of February 28. The snow continued into March 1.

The Bald Mountain SNOTEL reported 12 inches of snow.

Very heavy snow fell at SNOTEL stations in the western Bighorn Mountains. Some of these included 27 inches at Middle Powder, 18 inches at Shell Creek and 17 inches at Powder River Pass.

A trained spotter reported 36 inches of snow at the High Country Lodge in the Big Horn Mountains. The Bald Mountain SNOTEL at 9380 feet elevation had an estimated 26 inches of snow.

Up to 34 inches of snow was recorded in the western Bighorn mountains.