Big Sky Weather
Weather Forecast for Big Sky (6,791ft to 11,188ft)
Weather Outlook from 31 October.
Big Sky Forecast
See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.
Big Sky Weather Forecast updated at 22:44 PDT, next update expected 01:00 PDT.
Long-range Snow Outlook for Big Sky
Snowfall
Snow Line
Max 47°F
Min 24°F
9in New Snow
Snow Line from 8,527ft to resort level (6,791ft).
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Powder Alert!
Powder Alarm issued 30 October 2026 22:52 PDT
Powder Possible :- 6in of Fresh Snow is forecast for Big Sky over the next 2 days.
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Big Sky Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Sat 31 |  | up to 2in New Snow | Max 47°F Min 35°F |
| Sun 01 |  | up to 3in New Snow | Max 43°F Min 35°F |
| Mon 02 |  | up to 1in New Snow | Max 41°F Min 25°F |
| Tue 03 | | Cloudy. | Max 45°F Min 24°F |
| Wed 04 | | Cloudy. | Max 45°F Min 28°F |
| Thu 05 | | Cloudy. | Max 40°F Min 27°F |
| Fri 06 |  | 2in New Snow | Max 38°F Min 24°F |
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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 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.
Big Sky Weather Forecast updated at 22:44 PDT, next update expected 01:00 PDT.
Current Snow
For current snow depths and skiing conditions, see our Current Snow Report for Big Sky.United States Accommodation (Apartments, Chalets, Hotels) Map
For more information about this American Ski Resort, See Also Skiing and Snowboarding in Big Sky .
Off-Piste Safety in Big Sky
Before skiing or snowboarding off-piste in Big Sky, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.