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Alta Long-Range Snow Forecast - 18th August 2026

Alta Long-Range Snow Forecast Updated today

ECMWF IFS
GEM
GFS

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Updated 18 August 2026 12:50 BST

Long-Range Snow Forecast for Alta

Long-range (14 to 45 days) from 18 August.

For Forecast detail, see below.

Alta Snow Forecast Highlights

When will there be fresh snow in Alta?

Alta Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (2,987m)
Next Snow?
There is no snow currently in the forecast for Alta.

Long-range Snow Outlook for Alta

 
Snowfall

 
Snow Line

Max 29℃ 84°F
Min 11℃ 52°F

Snow unlikely

Alta 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 Alta from OpenMeteo(GFS)
BaseSnow and WeatherTemp
Town
Tue
18
Cloud

Cloudy.

Max 23℃ 73°F
Min 14℃ 57°F
Wed
19
Cloud

Clear sky at altitude, cloudy below.

Max 24℃ 75°F
Min 15℃ 59°F
Thu
20
Cloud

Cloudy.

Max 28℃ 83°F
Min 15℃ 58°F
Fri
21
Cloud

Cloudy.

Max 29℃ 84°F
Min 16℃ 61°F
Sat
22
Cloud

Cloudy.

Max 25℃ 77°F
Min 14℃ 56°F
Sun
23
Cloud

Cloudy.

Max 26℃ 79°F
Min 11℃ 52°F
Mon
24
Cloud

Cloudy.

Max 23℃ 74°F
Min 13℃ 55°F

No significant snowfall is forecast for this period.

This Snow Forecast for Alta, 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 Alta, 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.

Alta Snow Forecast updated at 12:50 BST, next update expected imminently.

Ensemble forecast for Alta, USA at 2,600m

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

United States Accommodation (Apartments, Chalets, Hotels) Map

 

Snow Reliability

Alta is known for its impressive snow reliability, with typical snow depths ranging from 100 to 300 inches. For the latest snow conditions, visit J2Ski for up-to-date information.

Off-Piste Safety in Alta

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