Sun Valley 48-Hour Snow Forecast
48-hour Forecast for Sun Valley ( 1,750m to 2,790m 5,741ft to 9,154ft )
This is the 48-hour (2-Day) Snow Forecast for Sun Valley, United States for 2 days from 16 May.
Updated 16 May 2025 11:33 BST.
Sun Valley has 4cm 2in new snow forecast in the next 48 hours.
See below for the detailed Weather and Snow outlook.
Sun Valley Snow Forecast updated at 11:33 BST, next update expected imminently.
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Forecast for today in Sun Valley
Max 13℃ 55°F
Min 3℃ 38°F
Valley temperatures from an overnight low of 3℃ 38°F to daytime highs around 13℃ 55°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Fri
16
Snow unlikely
Clear sky early, then cloudy later.
Sun Valley has 4cm 2in new snow forecast in the next 48 hours.
Forecast for tomorrow in Sun Valley
Max 13℃ 55°F
Min 3℃ 38°F
Valley temperatures from an overnight low of 3℃ 38°F to daytime highs around 13℃ 55°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
17
up to 4cm up to 1in New Snow
Clear sky first, cloudy then light drizzle, cloudy later.
Snow Line from 2,389m 7,838ft to 2,209m 7,247ft , with rain below.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Fri | 00:00 |  | Fair at altitude. Clear below. | 13℃ 55°F | W Breeze | 0% | |
| Fri | 01:00 | | Clear sky. | 12℃ 54°F | W Breeze | 0% | |
| Fri | 02:00 | | Clear sky. | 11℃ 51°F | W Breeze | 0% | |
| Fri | 03:00 | | Clear sky. | 9℃ 48°F | W Breeze | 0% | |
| Fri | 04:00 | | Clear sky. | 7℃ 45°F | W Light | 0% | |
| Fri | 05:00 | | Clear sky. | 7℃ 44°F | W Light | 0% | |
| Fri | 06:00 | | Clear sky. | 5℃ 42°F | W Light | 0% | |
| Fri | 07:00 | | Clear sky. | 5℃ 40°F | W Light | 0% | |
| Fri | 08:00 |  | Fair. | 4℃ 40°F | W Light | 0% | |
| Fri | 09:00 | | Cloudy. | 4℃ 39°F | W Light | 0% | |
| Fri | 10:00 | | Cloudy. | 4℃ 38°F | W Light | 0% | |
| Fri | 11:00 | | Cloudy. | 4℃ 38°F | W Light | 0% | |
| Fri | 12:00 | | Cloudy. | 3℃ 38°F | W Light | 0% | |
| Fri | 13:00 | | Cloudy. | 4℃ 39°F | W Light | 0% | |
| Fri | 14:00 | | Cloudy. | 6℃ 42°F | W Light | 5% | |
| Fri | 15:00 | | Cloudy. | 8℃ 45°F | W Light | 5% | |
| Fri | 16:00 | | Cloudy. | 8℃ 47°F | W Light | 5% | |
| Fri | 17:00 | | Cloudy. | 9℃ 48°F | W Light | 10% | |
| Fri | 18:00 | | Cloudy. | 9℃ 48°F | W Light | 10% | |
| Fri | 19:00 | | Cloudy. | 11℃ 51°F | W Breeze | 5% | |
| Fri | 20:00 | | Cloudy. | 11℃ 52°F | W Breeze | 5% | |
| Fri | 21:00 | | Cloudy. | 12℃ 54°F | W Breeze | 5% | |
| Fri | 22:00 | | Fair at altitude. Cloud below. | 13℃ 55°F | W Breeze | 5% | |
| Fri | 23:00 | | Clear sky at altitude. Cloud below. | 13℃ 55°F | W Breeze | 5% | |
| Sat | 00:00 | | Clear sky at altitude. Cloud below. | 13℃ 55°F | SW Breeze | 5% | |
| Sat | 01:00 | | Clear sky at altitude. Fair below. | 12℃ 53°F | SW Breeze | 5% | |
| Sat | 02:00 | | Clear sky. | 11℃ 51°F | SW Breeze | 0% | |
| Sat | 03:00 | | Clear sky. | 8℃ 47°F | SW Light | 0% | |
| Sat | 04:00 | | Clear sky. | 6℃ 44°F | SW Light | 0% | |
| Sat | 05:00 | | Fair at altitude. Mixed below. | 5℃ 42°F | SW Light | 0% | |
| Sat | 06:00 | | Clear spells. | 5℃ 41°F | SW Light | 0% | |
| Sat | 07:00 | | Clear spells at altitude. Fair below. | 4℃ 40°F | SW Light | 0% | |
| Sat | 08:00 | | Cloudy. | 4℃ 40°F | SW Light | 0% | |
| Sat | 09:00 | | Cloudy. | 4℃ 40°F | SW Light | 0% | |
| Sat | 10:00 | | Clear sky. | 4℃ 39°F | SW Light | 0% | |
| Sat | 11:00 | | Cloudy. | 4℃ 39°F | SW Light | 0% | |
| Sat | 12:00 | | Clear spells. | 4℃ 39°F | SW Light | 0% | |
| Sat | 13:00 | | Cloudy. | 5℃ 40°F | SW Light | 0% | |
| Sat | 14:00 | | Heavy snow showers at altitude. Lt drizzle below. | 5℃ 41°F | SW Breeze | 5% | |
| Sat | 15:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 3℃ 38°F | SW Light | 10% | |
| Sat | 16:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 4℃ 40°F | SW Light | 20% | |
| Sat | 17:00 |  | up to 2cm up to 1in New Snow | Heavy snow at altitude. Rain below. | 5℃ 40°F | SW Light | 25% |
| Sat | 18:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 5℃ 41°F | SW Light | 35% | |
| Sat | 19:00 | | Fog at altitude. Cloud below. | 6℃ 42°F | SW Light | 70% | |
| Sat | 20:00 | | Fog at altitude. Lt drizzle below. | 6℃ 43°F | SW Light | 70% | |
| Sat | 21:00 | | Fog at altitude. Cloud below. | 6℃ 43°F | SW Light | 70% | |
| Sat | 22:00 | | Fog at altitude. Cloud below. | 6℃ 44°F | SW Light | 70% | |
| Sat | 23:00 | | Light snow at altitude. Lt rain below. | 5℃ 41°F | SW Breeze | 70% | |
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 piste 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.