Big Sky Snow Forecast - 7 day
Updated 21 June 2026 23:46 UTC
7-Day Snow Forecast for Big Sky
1-week from 22 June.
For Forecast detail, see below.
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Big Sky 7-Day Snow Forecast Highlights
When will there be fresh snow in Big Sky?
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Big Sky. |
7-Day Snow Outlook for Big Sky
Snowfall
Snow Line
Max 23℃ 73°F
Min -1℃ 30°F
1cm 1in New Snow
Snow Line from 2,899m 9,511ft to 2,869m 9,413ft , with rain below.
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Big Sky Medium-Range (7-Day) Snow Forecast Detail
Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.
Max 21℃ 69°F
Min 8℃ 47°F
Valley temperatures from an overnight low of 8℃ 47°F to daytime highs around 21℃ 69°F
Temperature at BaseTemp at Base
Mon
22
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Max 21℃ 70°F
Min 5℃ 40°F
Valley temperatures from an overnight low of 5℃ 40°F to daytime highs around 21℃ 70°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Tue
23
Snow unlikely
Clear sky.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Max 23℃ 73°F
Min 6℃ 44°F
Valley temperatures from an overnight low of 6℃ 44°F to daytime highs around 23℃ 73°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Wed
24
Snow unlikely
Cloudy, clear sky, cloudy later.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Max 20℃ 68°F
Min 8℃ 46°F
Valley temperatures from an overnight low of 8℃ 46°F to daytime highs around 20℃ 68°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Thu
25
Snow unlikely
Light drizzle first, clear sky then rain showers, thunderstorms later.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Max 21℃ 69°F
Min 8℃ 47°F
Valley temperatures from an overnight low of 8℃ 47°F to daytime highs around 21℃ 69°F
Temperature at BaseTemp at Base
Fri
26
Snow unlikely
Cloudy.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Max 13℃ 55°F
Min 4℃ 40°F
Valley temperatures from an overnight low of 4℃ 40°F to daytime highs around 13℃ 55°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
27
up to 1cm up to 1in New Snow
Light drizzle, cloudy, clear spells later.
Snow Line from 2,899m 9,511ft to 2,869m 9,413ft , with rain below.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
Max 11℃ 52°F
Min -1℃ 30°F
Freeze-thaw conditions, with valley temperatures cooling to -1℃ 30°F and rising to 11℃ 52°F
Temperature at BaseTemp at Base
Sun
28
Snow unlikely
Cloudy first, clear spells then fair, cloudy later.
Forecast times for Big Sky are in Denver (US/Mountain) time zone.
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.
Big Sky Snow Forecast updated at 23:46 UTC, next update expected imminently.
Snow Forecast near Big Sky
| Ski Area | 48 Hr | 7 Day | Mo | Tu | We | Th | Fr | Sa | Su |
|---|---|---|---|---|---|---|---|---|---|
| Moonlight Basin | - | 1cm - |
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.