Big Sky 48-Hour Snow Forecast
Updated 05 May 2026 11:41 UTC
2-Day Forecast for Big Sky
48-hours from 5 May.
See below for forecast detail
Big Sky Snow Forecast updated at 11:41 UTC, next update expected imminently.
Forecast for today in Big Sky
Max 6℃ 42°F
Min -4℃ 24°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ 24°F and rising to 6℃ 42°F
Temperature at BaseTemp at Base
Tue
05
Snow unlikely
Fair, clear sky, cloudy later.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Forecast for tomorrow in Big Sky
Max 11℃ 52°F
Min -8℃ 18°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -8℃ 18°F and rising to 11℃ 52°F
Temperature at BaseTemp at Base
Wed
06
Snow unlikely
Clear sky.
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? | |||
|---|---|---|---|---|---|---|---|
| Tue | 00:00 | | Cloudy at altitude. Clear below. | 1℃ 33°F | NE Light | 0% | |
| Tue | 01:00 |  | Cloudy. | 0℃ 32°F | NE Light | 0% | |
| Tue | 02:00 | | Cloudy. | 0℃ 31°F | NE Light | 0% | |
| Tue | 03:00 | | Clear sky. | -1℃ 30°F | NE Breeze | 0% | |
| Tue | 04:00 | | Clear sky. | -3℃ 26°F | NE Breeze | 0% | |
| Tue | 05:00 | | Clear sky. | -4℃ 24°F | NE Light | 0% | |
| Tue | 06:00 | | Clear sky. | -4℃ 25°F | NE Light | 0% | |
| Tue | 07:00 | | Clear sky. | -3℃ 26°F | NE Light | 0% | |
| Tue | 08:00 | | Clear sky. | 0℃ 32°F | NE Light | 0% | |
| Tue | 09:00 | | Cloudy. | 2℃ 36°F | NE Light | 0% | |
| Tue | 10:00 | | Cloudy. | 4℃ 39°F | NE Breeze | 0% | |
| Tue | 11:00 | | Cloudy. | 5℃ 40°F | NE Breeze | 0% | |
| Tue | 12:00 | | Cloudy. | 5℃ 40°F | NE Breeze | 0% | |
| Tue | 13:00 | | Cloudy. | 5℃ 42°F | NE Breeze | 5% | |
| Tue | 14:00 | | Cloudy. | 5℃ 42°F | NE Breeze | 5% | |
| Tue | 15:00 |  | Cloudy at altitude. Fair below. | 6℃ 42°F | NE Strong | 5% | |
| Tue | 16:00 | | Cloudy. | 5℃ 41°F | NE Strong | 5% | |
| Tue | 17:00 | | Cloudy. | 4℃ 40°F | NE Strong | 5% | |
| Tue | 18:00 | | Cloudy. | 3℃ 38°F | NE Strong | 5% | |
| Tue | 19:00 | | Cloudy at altitude. Fair below. | 1℃ 34°F | NE Strong | 5% | |
| Tue | 20:00 | | Cloudy at altitude. Mixed below. | 0℃ 33°F | NE Breeze | 5% | |
| Tue | 21:00 | | Clear sky. | -1℃ 30°F | NE Breeze | 5% | |
| Tue | 22:00 | | Clear sky. | -2℃ 29°F | NE Breeze | 5% | |
| Tue | 23:00 | | Cloudy at altitude. Clear below. | -3℃ 27°F | NE Light | 0% | |
| Wed | 00:00 | | Cloudy at altitude. Fair below. | -4℃ 24°F | W Light | 0% | |
| Wed | 01:00 | | Fair at altitude. Clear below. | -6℃ 22°F | W Light | 0% | |
| Wed | 02:00 | | Clear sky. | -6℃ 22°F | W Light | 0% | |
| Wed | 03:00 | | Clear sky. | -6℃ 21°F | W Light | 0% | |
| Wed | 04:00 | | Clear sky. | -7℃ 20°F | W Light | 0% | |
| Wed | 05:00 | | Clear sky. | -8℃ 18°F | W Light | 0% | |
| Wed | 06:00 | | Clear sky. | -8℃ 18°F | W Breeze | 0% | |
| Wed | 07:00 | | Clear sky. | -7℃ 19°F | W Breeze | 0% | |
| Wed | 08:00 | | Clear sky. | -3℃ 26°F | W Breeze | 0% | |
| Wed | 09:00 | | Clear sky. | -2℃ 29°F | W Breeze | 0% | |
| Wed | 10:00 | | Clear sky. | 2℃ 35°F | W Breeze | 0% | |
| Wed | 11:00 | | Clear sky. | 3℃ 38°F | W Breeze | 0% | |
| Wed | 12:00 | | Clear sky. | 5℃ 40°F | W Breeze | 0% | |
| Wed | 13:00 | | Clear sky. | 7℃ 44°F | W Breeze | 0% | |
| Wed | 14:00 | | Clear sky. | 9℃ 47°F | W Breeze | 0% | |
| Wed | 15:00 | | Clear sky. | 10℃ 50°F | W Breeze | 0% | |
| Wed | 16:00 | | Clear sky. | 11℃ 51°F | W Breeze | 0% | |
| Wed | 17:00 | | Clear sky. | 11℃ 52°F | W Breeze | 0% | |
| Wed | 18:00 | | Clear sky. | 11℃ 52°F | W Strong | 0% | |
| Wed | 19:00 | | Clear sky. | 11℃ 51°F | W Strong | 5% | |
| Wed | 20:00 | | Clear sky. | 9℃ 49°F | W Breeze | 5% | |
| Wed | 21:00 | | Clear sky. | 7℃ 44°F | W Breeze | 5% | |
| Wed | 22:00 | | Fair. | 5℃ 41°F | W Breeze | 5% | |
| Wed | 23:00 |  | Light snow at altitude. Lt drizzle below. | 4℃ 39°F | W Light | 5% | |
Snow Forecast near Big Sky
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Tu | We | Th | Fr | Sa | Su | Mo |
|---|---|---|---|---|---|---|---|---|---|
| Moonlight Basin | - | 5cm 2in |
Big Sky Snow
For current snow depths and skiing conditions, see our Current Snow Report for Big Sky.
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.