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Alta Weather Forecast - 7 to 16 days - 18th October 2026

Alta Weather

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Weather Forecast for Alta ( 2,600m to 3,374m 8,530ft to 11,070ft )

Weather Outlook from 18 October.

Alta Forecast

See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.

Alta Weather Forecast updated at 12:52 BST, next update expected 18:00 BST.

Long-range Snow Outlook for Alta

 
Snowfall

 
Snow Line

Max 14℃ 57°F
Min 1℃ 34°F

7cm 3in New Snow

Snow Line from 3,069m 10,069ft to resort level ( 2,600m 8,530ft ).

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Alta Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Alta from OpenMeteo(GFS)
BaseSnow and WeatherTemp
Town
Sun
18
Cloud

Cloudy.

Max 10℃ 51°F
Min 3℃ 38°F
Mon
19
Clear

Clear sky.

Max 10℃ 50°F
Min 3℃ 38°F
Tue
20
Lt Drizzle

Light drizzle.

Max 11℃ 52°F
Min 5℃ 41°F
Wed
21
Clear

Clear sky.

Max 14℃ 57°F
Min 4℃ 40°F
Thu
22
Clear

Clear sky.

Max 12℃ 54°F
Min 5℃ 40°F
Fri
23
Lt Snow Shwrs

1cm to 6cm up to 2in New Snow
Light snow showers.
Snow Line from 3,069m 10,069ft to resort level ( 2,600m 8,530ft ).

Max 5℃ 40°F
Min 1℃ 34°F
Sat
24
Lt Snow Shwrs

up to 1cm New Snow
Light snow showers.
Snow Line from 2,639m 8,658ft to resort level ( 2,600m 8,530ft ).

Max 8℃ 46°F
Min 1℃ 34°F

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 Weather Forecast updated at 12:52 BST, next update expected 18:00 BST.

Current Snow

For current snow depths and skiing conditions, see our Current Snow Report for Alta.

United States Accommodation (Apartments, Chalets, Hotels) Map

 

For more information about this American Ski Resort, See Also Skiing and Snowboarding in Alta .

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.