An extended period of off and on snow for the first 4 days of December caused travel problems and widespread heavy snow.

Heavy Snow in SOUTHERN HILLS-ALBION MOUNTAINS, IDAHO
From 01-DEC-23 01:00:00 to 04-DEC-23 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 32 inches of snow fell at Bostetter Ranger Station and 51 inches at Howell Canyon SNOTEL sites.

Heavy Snow in FRANKLIN-EASTERN ONEIDA REGION, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

A total of 31 inches of snow was estimated at the Oxford Springs SNOTEL site.

Heavy Snow in BEAR RIVER RANGE, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 35 inches of snow fell at the Emigrant Summit and Franklin Basin SNOTEL sites.

Winter Weather in FRANK CHURCH WILDERNESS, IDAHO
From 01-DEC-23 00:00:00 to 03-DEC-23 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 11 inches of snow fell at the Mill Creek Summit SNOTEL site.

Winter Weather in UPPER SNAKE RIVER PLAIN, IDAHO
From 01-DEC-23 00:00:00 to 02-DEC-23 00:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Two to 3 inches of snow fell in Rexburg and Idaho Falls and law enforcement reported multiple slide offs and accidents on US Highway 20 just south of Rexburg on the morning of the 1st.  Slick roads were the likely cause of many of the accidents.

Heavy Snow in CARIBOU RANGE, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 11 inches of snow fell at the Giveout SNOTEL site with 21 inches at Slug Creek Divide and 16 inches at Somsen Ranch.  7.5 inches was measured at a Soda Springs site.

Heavy Snow in CENTENNIAL MOUNTAINS-ISLAND PARK, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A total of 11.5 inches of snow was measured at the Island Park COOP site.  16.3 inches was estimated at the Island Park SNOTEL site and 18.3 inches at the White Elephant SNOTEL site.

Heavy Snow in SAWTOOTH-STANLEY BASIN, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 05:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 27.3 inches of snow fell at the Vienna Mine SNOTEL site.

Heavy Snow in SUN VALLEY REGION, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The following estimated snow amounts fell at these SNOTEL sites:  Chocolate Gulch 11.5 inches, Dollarhide Summit 16.1 inches, Galena 15.8 inches, Galena Summit 15.4 inches, Hyndman 13 inches, and Lost Wood Divide 16.4 inches.

Heavy Snow in BIG LOST HIGHLANDS-COPPER BASIN, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 06:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The following snowfall amounts were estimated at SNOTEL sites:  Bear Canyon 15.6 inches, Garfield Ranger Station 22.5 inches, Smiley Mountain 13.5 inches, and Stickney Mill 11.7 inches.

Heavy Snow in BEAR LAKE VALLEY, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A total of 13.5 inches of snow was measured by the Bern COOP observer with 8 inches on the 3rd.

Winter Weather in LOST RIVER RANGE, IDAHO
From 01-DEC-23 00:00:00 to 03-DEC-23 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 11 inches of snow fell at the Hilt's Creek SNOTEL site.

Winter Weather in ARCO-MUD LAKE DESERT, IDAHO
From 04-DEC-23 03:00:00 to 04-DEC-23 09:00:00 (MST-7)
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Newspaper

A two vehicle collision resulted in the death of one of the passengers.  Idaho State Police investigaed a vehicle fatality collision which occurred on Monday, December 4, 2023, at 7:05 A.M. on State Highway 33 at mile marker 57 east of Terreton.
A 2008 Chevrolet Silverado was traveling eastbound on SH33. A 2018 Volvo semi-truck hauling a trailer was traveling westbound on SH33. The Chevrolet crossed the center line where it struck the Volvo head on.
The driver of the Chevrolet, a 23-year-old-man from Terreton, was not wearing a seatbelt and succumbed to his injures at scene. The driver of the semi-truck, a 24-year-old-man from Louisville, KY, was wearing a seatbelt and was transported to a local hospital.  Slick roads were thought to be a contributing factor.

Heavy Snow in BIG HOLE MOUNTAINS, IDAHO
From 01-DEC-23 01:00:00 to 04-DEC-23 10:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A total of 32 inches of snow was measured by a spotter 4 miles west of Victor.   A foot  was measured at 8 pm on the first and it kept adding up through the morning of the 4th.  An estimated 24 inches fell at the Pine Creek Pass SNOTEL site through December 3rd.  11.5 inches was measured 3 miles north of Victor by another trained spotter.

Heavy Snow in MARSH AND ARBON HIGHLANDS, IDAHO
From 01-DEC-23 00:00:00 to 04-DEC-23 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 26 inches of snow fell at the Sedgwick Peak SNOTEL and 17 inches at Wildhorse Divide.  10.4 inches of snow fell 5 miles north of Inkom.  16.5 inches of snow was measured 3 miles north northwest of Lava Hot Springs and 11 inches in Inkom with 10.9 inches measured at McCammon.

Heavy Snow in LOST RIVER RANGE, IDAHO
From 01-DEC-23 00:00:00 to 03-DEC-23 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 11 inches of snow fell at the Hilt's Creek SNOTEL site.

Heavy Snow in FRANK CHURCH WILDERNESS, IDAHO
From 01-DEC-23 00:00:00 to 03-DEC-23 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

An estimated 11 inches of snow fell at the Mill Creek Summit SNOTEL site.