Winter Storm Warning
2025-12-20T05:00:00-07:00

* WHAT...Heavy snow. Additional snow accumulations between 6 and 12 inches. Winds gusting as high as 55 mph. * WHERE...Big Lost Highlands/Copper Basin, Frank Church Wilderness, Sawtooth/Stanley Basin, and Sun Valley Region. * WHEN...Until 5 AM MST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday morning and evening commutes. Strong winds could cause tree damage.


Sun Valley Ski Report

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Last Updated: December 19, 2025

Sun Valley is waking up to mild overnight temperatures around 31°F and a snowpack depth of 11 inches—significantly below average for this time of year, sitting at 38% less than normal. Sun Valley Ski Resort in Idaho boasts 2,154 acres of skiable terrain, with Bald Mountain serving as the main attraction.


0"

Past 24 Hours

11.0"

Snowpack

°F

°F

mph

Wind

%

Humidity

Powder Predicted

Summary

Despite the thin base, conditions on groomed runs remain skiable, and mountain crews are hard at work maintaining trail quality for early-season riders. Off-piste and backcountry terrain remain limited due to the shallow snowpack, so riders are urged to stay on marked trails and exercise caution.

The good news? A major storm system is heading in just in time for the weekend. Snow is expected to begin falling steadily today, with 10 inches forecasted in the next 24 hours and over 34 inches projected by early next week. This could be the season's game-changer, blanketing Bald and Dollar Mountains with much-needed powder. With no major local news alerts disrupting travel or operations, now is the time for powder hounds to plan their escape to Sun Valley. Keep an eye on weather updates—this incoming storm could transform the slopes just in time for the holidays.

Snowpack Percent Normal

65%

Max Recorded Snowpack

71"

Snowfall Past 24 Hours

0.0"

Snowfall Next 24 Hours

10"

Snowfall Next 72 Hours

17"

Snowfall Next 5 Days

35"

Terrain Surface

NA

Powder Score

NA
       

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.

Historical Air Temperature

Temperature fluctuations at Sun Valley


Recent air temperature fluctuations at Sun Valley impact snow quality and stability, from powder to slush.

About the Area


Sun Valley - Dollar Mountain Ski Resort is located in the Sawtooth Mountain Range in Idaho. The resort is specifically situated in the Smoky Mountains, which are part of the greater Sawtooth Range. Dollar Mountain itself is a smaller peak within the range, offering a variety of ski runs and terrain for all skill levels. The surrounding mountains provide a stunning backdrop for visitors to enjoy while skiing or snowboarding at the resort.

The bowls and glades of Seattle Ridge offer the best advanced skiing, while the Hemingway trail is a must for intermediate skiers. For beginners, Dollar Mountain has gentle slopes perfect for learning. Surprisingly, Sun Valley Resort was the first destination ski resort in the United States, built in 1936. For apres ski, the Duchin Lounge at Sun Valley Lodge offers a cozy atmosphere with live music and cocktails. Overall, Sun Valley is a classic ski destination with a rich history and varied terrain for all levels of ski enthusiasts.

Lift Count

3 Lifts

Base Elevation

1390 Meters

Run Count

3 Trails

Top Elevation

1560 Meters

Sun Valley FAQ


How much snow did Sun Valley receive over the past day?

The ski area received 0" of new snowfall since yesterday.


What's the weather like at Sun Valley today?

Weather today, snow, possibly mixed with rain. snow level 7000 feet lowering to 6400 feet in the afternoon . high near 39. breezy, with a south southeast wind 11 to 16 mph becoming southwest 17 to 22 mph in the afternoon. winds could gust as high as 36 mph. chance of precipitation is 100%. new snow accumulation of 1 to 3 inches possible.


How much new snowfall is forecasted for Sun Valley this week?

Sun Valley is expected to receive up to 34.7" of new snowfall in the next 5 days.


What are some ski resorts near Sun Valley?

Sun Valley - Bald Mountain
Sun Valley - Dollar Mountain


What are ski area conditions in Idaho like right now?

Idaho’s mountains are in the midst of a significant snow event, with the heaviest accumulations forecasted in central and south-central ranges. Vienna Mine leads the state with a 5-day forecast of 45 inches and 5 inches of new snow in the last 24 hours, making nearby Sun Valley a top destination for powder seekers. Galena Summit and Galena are also ... Read more