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Big Mountain Long-Range Snow Forecast - 20th March 2026

Big Mountain Long-Range Snow Forecast Updated today

ECMWF IFS
GEM
GFS

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Updated 21 March 2026 04:41 AEDT

Long-Range Snow Forecast for Big Mountain

Long-range (14 to 45 days) from 20 March.

For Forecast detail, see below.

Big Mountain Snow Forecast Highlights

When will there be fresh snow in Big Mountain?

Big Mountain Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (1,750m)
Next Snow Expected29 March
Next Snow Amount1cm
Next 48 Hours-
Next 7 Days-

Long-range Snow Outlook for Big Mountain

 
Snowfall

 
Snow Line

Max -18℃
Min -35℃

Snow unlikely

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Big Mountain Long-Range (2 weeks+) Snow Forecast Outlook

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.

16 Day Weather and Snow Forecast for Big Mountain from OpenMeteo(GFS)
BaseSnow and WeatherTemp
Town
Fri
20
Cloud

Cloudy.

Max -25℃
Min -35℃
Sat
21
Cloud

Cloudy.

Max -24℃
Min -32℃
Sun
22
Clear

Clear sky.

Max -20℃
Min -32℃
Mon
23
Mixed

Clear spells.

Max -18℃
Min -29℃
Tue
24
Cloud

Cloudy.

Max -18℃
Min -25℃
Wed
25
Cloud

Cloudy.

Max -19℃
Min -29℃
Thu
26
Cloud

Cloudy.

Max -19℃
Min -28℃

This Snow Forecast for Big Mountain, 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 Mountain, 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 Mountain Snow Forecast updated at 04:41 AEDT, next update expected 10:00 AEDT.

Ensemble forecast for Big Mountain, USA at 1,370m

Daily Mean Temperature (yellow line is control)
Daily Total Precipitation (blue line is control)

United States Hotels Map

 

Snow Reliability

Big Mountain typically enjoys reliable snow conditions, with an average annual snowfall of around 300 inches. Check J2Ski for the latest snow depth and conditions to plan your visit.

Off-Piste Safety in Big Mountain

Before skiing or snowboarding off-piste in Big Mountain, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.