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Big Sky Weather Forecast - 7 to 16 days - 15th October 2026

Big Sky Weather

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Weather Forecast for Big Sky (2,070m to 3,410m)

Weather Outlook from 15 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 07:46 NZDT, next update expected imminently.

Long-range Snow Outlook for Big Sky

 
Snowfall

 
Snow Line

Max 16℃
Min -3℃

Snow unlikely

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Big Sky Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Big Sky from OpenMeteo(GFS)
BaseSnow and WeatherTemp
Town
Thu
15
Clear

Clear sky.

Max 9℃
Min -3℃
Fri
16
Mixed

Cloudy at altitude, clear spells below.

Max 16℃
Min 0℃
Sat
17
Cloud

Cloudy.

Max 16℃
Min 2℃
Sun
18
Clear

Clear sky.

Max 15℃
Min 2℃
Mon
19
Clear

Clear sky.

Max 16℃
Min 2℃
Tue
20
Cloud

Cloudy.

Max 15℃
Min 4℃
Wed
21
Mixed

Clear spells.

Max 13℃
Min 5℃

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 Weather Forecast updated at 07:46 NZDT, next update expected imminently.

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.