Sun Valley 48-Hour Snow Forecast
48-hour Forecast for Sun Valley (5,741ft to 9,154ft)
This is the 48-hour (2-Day) Snow Forecast for Sun Valley, United States for 2 days from 29 March.
Updated 28 March 2025 23:34 PDT.
Sun Valley has 1in new snow forecast in the next 48 hours.
See below for the detailed Weather and Snow outlook.
Sun Valley Snow Forecast updated at 23:34 PDT, next update expected 05:00 PDT.
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Forecast for today in Sun Valley
Max 45°F
Min 32°F
Valley temperatures from an overnight low of 32°F to daytime highs around 45°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Sat
29
Snow unlikely
Clear sky early, then cloudy later.
Sun Valley has 1in new snow forecast in the next 48 hours.
Forecast for tomorrow in Sun Valley
Max 42°F
Min 29°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 29°F and rising to 42°F
Temperature at BaseTemp at Base
Sun
30
Snow unlikely
Clear spells, clear sky, cloudy later.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Sat | 00:00 | | Clear sky. | 44°F | W Light | 5% | |
| Sat | 01:00 | | Clear sky. | 43°F | W Breeze | 0% | |
| Sat | 02:00 | | Clear sky. | 38°F | W Breeze | 0% | |
| Sat | 03:00 | | Clear sky. | 36°F | W Light | 0% | |
| Sat | 04:00 | | Clear sky. | 34°F | W Breeze | 0% | |
| Sat | 05:00 | | Clear sky. | 33°F | W Breeze | 0% | |
| Sat | 06:00 | | Clear sky. | 33°F | W Breeze | 0% | |
| Sat | 07:00 |  | Fair. | 32°F | W Light | 0% | |
| Sat | 08:00 | | Cloudy. | 32°F | W Light | 0% | |
| Sat | 09:00 | | Cloudy. | 32°F | W Light | 0% | |
| Sat | 10:00 | | Cloudy. | 32°F | W Light | 0% | |
| Sat | 11:00 | | Cloudy. | 32°F | W Breeze | 0% | |
| Sat | 12:00 | | Cloudy. | 32°F | W Light | 0% | |
| Sat | 13:00 | | Cloudy. | 32°F | W Light | 0% | |
| Sat | 14:00 | | Cloudy. | 32°F | W Light | 0% | |
| Sat | 15:00 | | Cloudy. | 33°F | W Light | 5% | |
| Sat | 16:00 | | Cloudy. | 35°F | W Light | 5% | |
| Sat | 17:00 | | Cloudy. | 37°F | W Light | 10% | |
| Sat | 18:00 | | Clear spells. | 40°F | W Light | 10% | |
| Sat | 19:00 | | Cloudy. | 41°F | W Light | 15% | |
| Sat | 20:00 | | Cloudy. | 41°F | W Light | 25% | |
| Sat | 21:00 | | Cloudy. | 40°F | W Light | 15% | |
| Sat | 22:00 | | Cloudy. | 40°F | W Light | 15% | |
| Sat | 23:00 | | Cloudy. | 40°F | W Light | 10% | |
| Sun | 00:00 | | Cloudy. | 40°F | SW Breeze | 5% | |
| Sun | 01:00 | | Cloudy. | 38°F | SW Breeze | 5% | |
| Sun | 02:00 | | Fair at altitude. Mixed below. | 35°F | SW Breeze | 5% | |
| Sun | 03:00 | | Clear sky at altitude. Mixed below. | 33°F | SW Breeze | 0% | |
| Sun | 04:00 | | Clear sky at altitude. Fair below. | 32°F | SW Breeze | 0% | |
| Sun | 05:00 | | Clear sky at altitude. Mixed below. | 32°F | SW Breeze | 0% | |
| Sun | 06:00 | | Clear sky at altitude. Fair below. | 32°F | SW Breeze | 0% | |
| Sun | 07:00 | | Clear sky. | 31°F | SW Light | 0% | |
| Sun | 08:00 | | Clear sky. | 31°F | SW Light | 0% | |
| Sun | 09:00 | | Clear sky. | 30°F | SW Light | 0% | |
| Sun | 10:00 | | Clear sky. | 30°F | SW Light | 0% | |
| Sun | 11:00 | | Clear sky. | 30°F | SW Light | 0% | |
| Sun | 12:00 | | Clear sky. | 30°F | SW Light | 0% | |
| Sun | 13:00 | | Cloudy. | 30°F | SW Light | 0% | |
| Sun | 14:00 | | Cloudy. | 29°F | SW Light | 0% | |
| Sun | 15:00 | | Cloudy. | 30°F | SW Light | 0% | |
| Sun | 16:00 | | Cloudy. | 32°F | SW Light | 5% | |
| Sun | 17:00 | | Cloudy. | 34°F | SW Light | 5% | |
| Sun | 18:00 | | Cloudy. | 38°F | SW Light | 5% | |
| Sun | 19:00 | | Cloudy. | 39°F | SW Light | 10% | |
| Sun | 20:00 | | Cloudy. | 41°F | SW Light | 10% | |
| Sun | 21:00 | | Cloudy. | 42°F | SW Light | 10% | |
| Sun | 22:00 | | Cloudy. | 42°F | SW Light | 10% | |
| Sun | 23:00 | | Cloudy. | 42°F | SW Light | 10% | |
Snow Forecast near Sun Valley
Snow Forecasts for other Ski Resorts near Sun Valley are not available.
Sun Valley Snow
For current snow depths and skiing conditions, see our Current Snow Report for Sun Valley.
This Snow Forecast for Sun Valley, United States gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Sun Valley, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.