2025-12-20T05:00:00-07:00
* WHAT...Light to moderate valley snow and heavy mountain snow. Several inches of accumulation below 7,000 feet, including 5 to 8 inches in Stanley and Ketchum. One to two feet accumulation above 7,000 feet, including two feet on Galena Summit. Wind gusts as high as 45 mph. * WHERE...Big Lost Highlands/Copper Basin, Frank Church Wilderness, Sawtooth/Stanley Basin, and Sun Valley Region. * WHEN...From 5 AM Thursday to 5 AM MST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Thursday morning and evening commutes. Gusty winds could bring down tree branches.
Sun Valley - Bald Mountain Ski Report
Rate this placeLast Updated: December 17, 2025
Sun Valley's Bald Mountain is on the brink of a winter transformation this December 17, 2025. Sun Valley - Bald Mountain ski resort in Idaho is an iconic ski destination known for its challenging terrain and scenic views.
Snowfall Totals & Snow Forecast
Hourly Snowfall
°F
°F
mph
Wind
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Humidity
Summary
While current snowpack remains lean at just 2 inches—nearly 88% below average—the slopes are poised for a much-needed boost. Forecasters predict nearly 9.5 inches of fresh snowfall in the next 24 hours, with an impressive 27 inches expected over the next five days. This incoming storm could be a game-changer, reviving terrain and paving the way for expanded lift services. Snowmaking efforts have been essential in recent days to maintain limited operations, especially on Warm Springs and Dollar Mountain, which recently opened for the season.
Recent headlines echo a mix of anticipation and caution. Reports of mashed potato-like snow and past safety incidents underscore the importance of vigilance, even as excitement builds. With a potential La Niña pattern forming, conditions could swing favorably for deeper snow in the weeks ahead. Sun Valley’s legendary runs may soon return to form—just in time for the holidays. If you're planning a visit, pack for rapidly changing conditions and keep an eye on official updates. For powder chasers, the next few days could mark the beginning of Baldy’s seasonal comeback.
Weather Forecast
Seasonal Comparison
Year over year snow water equivalent
Snow Water Equivalent (SWE) shows how much water the snow holds. This is ideal for year-to-year tracking of real snowfall and water resources. Measurements from Chocolate Gulch.
Regional Snowpack Depth
Snow levels measured from Chocolate Gulch
Snowpack depth measures how much snow has accumulated in the area. This is a key indicator of powder quality, trail coverage, and how epic your runs are going to be this season at Sun Valley - Bald Mountain.
Historical Air Temperature
Temperature fluctuations at Sun Valley - Bald Mountain
Recent air temperature fluctuations at Sun Valley - Bald Mountain impact snow quality and stability, from powder to slush.
About the Area
Sun Valley Bald Mountain ski resort in Idaho is located in the Sawtooth Range of the Rocky Mountains. The resort is known for its challenging terrain, including steep slopes and narrow chutes, making it a popular destination for advanced skiers and snowboarders. The top elevation of Bald Mountain is 9,150 feet, with a vertical drop of 3,400 feet. The resort also features a variety of runs for all skill levels, as well as stunning views of the surrounding mountains and valleys.
The resort boasts 2,054 acres of skiable terrain with 65 runs, and is particularly popular among advanced and expert skiers. However, there are also great options for beginners, including the Dollar Mountain area, which has a dedicated learning zone. A little-known fact about Sun Valley is that it was the first ski resort in the United States to have a chairlift, which was installed in 1936. For après ski, the Duchin Lounge is a popular spot for cocktails and live music.
Night Skiing | No |
Lift Count | 19 Lifts |
Hourly Lift Capacity | 26780 per hour |
Base Elevation | 1753 Meters |
Terrain Park | Yes |
Acreage | 2054 Acres |
Established | 1937 |
Run Count | 75 Trails |
Sun Valley - Bald Mountain FAQ
How much snow did Sun Valley - Bald Mountain receive over the past day?
The ski area received 0" of new snowfall since yesterday.
What's the weather like at Sun Valley - Bald Mountain today?
Weather today, rain and snow before 3pm, then a slight chance of snow after 4pm. temperature rising to near 39 by 9am, then falling to around 25 during the remainder of the day. breezy, with a south wind 15 to 24 mph becoming west northwest in the afternoon. winds could gust as high as 43 mph. chance of precipitation is 100%. new snow accumulation of less than a half inch possible.
How much new snowfall is forecasted for Sun Valley - Bald Mountain this week?
Sun Valley - Bald Mountain is expected to receive up to 27.33" of new snowfall in the next 5 days.
What are some ski resorts near Sun Valley - Bald Mountain?
Sun Valley
Sun Valley - Dollar Mountain
What are ski area conditions in Idaho like right now?
In the Pacific Northwest, Washington's ski enthusiasts can look forward to some fresh cover at their nearest slopes. The Nohrsc Sawmill Ridge received 2 inches of new snow in the past 24 hours, setting up a modest refresh for local resorts like Crystal Mountain. With a base of 170 inches and a forecast of hazy conditions followed by a slight ... Read more
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