Big Sky 48-Hour Snow Forecast
Updated 22 May 2026 12:44 BST
2-Day Forecast for Big Sky
48-hours from 22 May.
See below for forecast detail
Big Sky Snow Forecast updated at 12:44 BST, next update expected imminently.
Forecast for today in Big Sky
Max 15℃ 58°F
Min -4℃ 26°F
Freeze-thaw conditions, with valley temperatures cooling to -4℃ 26°F and rising to 15℃ 58°F
Temperature at BaseTemp at Base
Fri
22
Snow unlikely
Clear sky, cloudy, clear spells later.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Forecast for tomorrow in Big Sky
Max 19℃ 65°F
Min 4℃ 40°F
Valley temperatures from an overnight low of 4℃ 40°F to daytime highs around 19℃ 65°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Sat
23
Snow unlikely
Cloudy, clear sky, cloudy later.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Fri | 00:00 | | Clear sky. | 0℃ 32°F | S Breeze | 0% | |
| Fri | 01:00 | | Clear sky. | 0℃ 32°F | S Breeze | 0% | |
| Fri | 02:00 | | Clear sky. | -1℃ 29°F | S Light | 0% | |
| Fri | 03:00 | | Clear sky. | -2℃ 28°F | S Light | 0% | |
| Fri | 04:00 | | Clear sky. | -4℃ 26°F | S Light | 0% | |
| Fri | 05:00 | | Clear sky. | -3℃ 26°F | S Light | 0% | |
| Fri | 06:00 | | Clear sky. | -3℃ 26°F | S Light | 0% | |
| Fri | 07:00 | | Clear sky. | -3℃ 27°F | S Light | 0% | |
| Fri | 08:00 | | Cloudy. | 1℃ 34°F | S Light | 0% | |
| Fri | 09:00 | | Cloudy. | 4℃ 39°F | S Light | 0% | |
| Fri | 10:00 | | Cloudy. | 8℃ 46°F | S Breeze | 0% | |
| Fri | 11:00 | | Cloudy. | 10℃ 49°F | S Breeze | 0% | |
| Fri | 12:00 |  | Clear spells. | 11℃ 52°F | S Breeze | 0% | |
| Fri | 13:00 | | Fair at altitude. Clear below. | 12℃ 54°F | S Breeze | 0% | |
| Fri | 14:00 | | Fair at altitude. Clear below. | 14℃ 56°F | S Breeze | 0% | |
| Fri | 15:00 | | Fair. | 14℃ 57°F | S Breeze | 0% | |
| Fri | 16:00 | | Cloudy at altitude. Mixed below. | 15℃ 58°F | S Breeze | 0% | |
| Fri | 17:00 | | Cloudy. | 15℃ 58°F | S Breeze | 0% | |
| Fri | 18:00 | | Cloudy. | 14℃ 58°F | S Breeze | 0% | |
| Fri | 19:00 | | Cloudy. | 14℃ 56°F | S Breeze | 5% | |
| Fri | 20:00 | | Cloudy. | 13℃ 55°F | S Light | 5% | |
| Fri | 21:00 | | Cloudy. | 10℃ 50°F | S Breeze | 5% | |
| Fri | 22:00 | | Cloudy. | 8℃ 47°F | S Breeze | 0% | |
| Fri | 23:00 | | Cloudy. | 8℃ 46°F | S Light | 0% | |
| Sat | 00:00 | | Cloudy. | 7℃ 45°F | S Breeze | 0% | |
| Sat | 01:00 | | Cloudy. | 6℃ 44°F | S Calm | 0% | |
| Sat | 02:00 | | Cloudy. | 5℃ 42°F | S Light | 0% | |
| Sat | 03:00 | | Cloudy. | 5℃ 41°F | S Light | 0% | |
| Sat | 04:00 | | Cloudy. | 5℃ 41°F | S Light | 0% | |
| Sat | 05:00 | | Clear sky. | 5℃ 41°F | S Light | 0% | |
| Sat | 06:00 | | Clear sky. | 4℃ 40°F | S Light | 0% | |
| Sat | 07:00 | | Clear sky. | 5℃ 41°F | S Light | 0% | |
| Sat | 08:00 | | Clear sky. | 9℃ 48°F | S Calm | 0% | |
| Sat | 09:00 | | Clear sky. | 11℃ 52°F | S Light | 0% | |
| Sat | 10:00 | | Clear sky at altitude. Fair below. | 14℃ 57°F | S Breeze | 0% | |
| Sat | 11:00 | | Clear sky at altitude. Fair below. | 15℃ 59°F | S Breeze | 0% | |
| Sat | 12:00 | | Cloudy. | 16℃ 61°F | S Breeze | 0% | |
| Sat | 13:00 | | Cloudy. | 17℃ 62°F | S Breeze | 0% | |
| Sat | 14:00 | | Cloudy. | 18℃ 64°F | S Breeze | 0% | |
| Sat | 15:00 | | Cloudy. | 18℃ 64°F | S Breeze | 0% | |
| Sat | 16:00 | | Cloudy. | 19℃ 65°F | S Breeze | 0% | |
| Sat | 17:00 | | Cloudy. | 19℃ 65°F | S Breeze | 0% | |
| Sat | 18:00 | | Cloudy. | 18℃ 65°F | S Breeze | 0% | |
| Sat | 19:00 | | Cloudy. | 18℃ 64°F | S Breeze | 0% | |
| Sat | 20:00 | | Cloudy. | 17℃ 63°F | S Breeze | 0% | |
| Sat | 21:00 | | Cloudy. | 14℃ 58°F | S Breeze | 0% | |
| Sat | 22:00 | | Cloudy. | 12℃ 53°F | S Breeze | 0% | |
| Sat | 23:00 | | Cloudy. | 10℃ 49°F | S Light | 0% | |
Snow Forecast near Big Sky
Snow forecasts for nearby ski areas.
Snow Forecasts for other Ski Resorts near Big Sky are not available.
Big Sky Snow
For current snow depths and skiing conditions, see our Current Snow Report for Big Sky.
No significant snowfall is forecast for this period.
This Snow Forecast for Big Sky, 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 Big Sky, 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.
Snow Reliability
Big Sky enjoys reliable snow conditions, with an average annual snowfall of over 400 inches. Skiers can expect a solid snow depth throughout the season, but it's advisable to check J2Ski for the latest snow conditions.