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Fortress Mountain 7-Day Snow Forecast - 9th September 2026

Fortress Mountain Snow Forecast - 7 day

GEM
GFS

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Updated 08 September 2026 21:42 CDT

7-Day Snow Forecast for Fortress Mountain

1-week from 9 September.

For Forecast detail, see below.

Fortress Mountain 7-Day Snow Forecast Highlights

When will there be fresh snow in Fortress Mountain?

Fortress Mountain Snow Forecast Highlights - GEM
Snowfall prediction at mid-mountain (2,205m)
Next Snow?
There is no snow currently in the forecast for Fortress Mountain.

7-Day Snow Outlook for Fortress Mountain

 
Snowfall

 
Snow Line

Max 15℃
Min 0℃

Snow unlikely

Fortress Mountain 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 15℃
Min 3℃

Valley temperatures from an overnight low of 3℃ to daytime highs around 15℃

Temperature at BaseTemp at Base

Wed
09

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Fortress Mountain are in Edmonton (Canada/Mountain) time zone.

Max 11℃
Min 3℃

Valley temperatures from an overnight low of 3℃ to daytime highs around 11℃

Temperature at BaseTemp at Base

Thu
10

Snow unlikely

ClearClearCloudFair

Clear sky, cloudy, fair later.

Forecast times for Fortress Mountain are in Edmonton (Canada/Mountain) time zone.

Max 10℃
Min 0℃

Valley temperatures from an overnight low of 0℃ to daytime highs around 10℃
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

Fri
11

Snow unlikely

ClearClearMixedCloud

Clear sky, clear spells, cloudy later.

Forecast times for Fortress Mountain are in Edmonton (Canada/Mountain) time zone.

Max 11℃
Min 3℃

Valley temperatures from an overnight low of 3℃ to daytime highs around 11℃

Temperature at BaseTemp at Base

Sat
12

Snow unlikely

CloudCloudMixedLt Rain

Cloudy, clear spells, light rain showers later.

Forecast times for Fortress Mountain are in Edmonton (Canada/Mountain) time zone.

Max 10℃
Min 3℃

Valley temperatures from an overnight low of 3℃ to daytime highs around 10℃

Temperature at BaseTemp at Base

Sun
13

Snow unlikely

Lt DrizzleMixedCloudClear

Light drizzle first, clear spells then cloudy, clear sky later.

Forecast times for Fortress Mountain are in Edmonton (Canada/Mountain) time zone.

Max 13℃
Min 0℃

Valley temperatures from an overnight low of 0℃ to daytime highs around 13℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Mon
14

Snow unlikely

ClearFairClearClear

Clear sky, fair, clear sky later.

Forecast times for Fortress Mountain are in Edmonton (Canada/Mountain) time zone.

Max 14℃
Min 0℃

Valley temperatures from an overnight low of 0℃ to daytime highs around 14℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Tue
15

Snow unlikely

ClearClearClearMixed

Clear sky early, then clear spells later.

Forecast times for Fortress Mountain are in Edmonton (Canada/Mountain) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Fortress Mountain, Canada 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 Fortress Mountain, 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.

Fortress Mountain Snow Forecast updated at 21:42 CDT, next update expected imminently.

Snow Reliability

Fortress Mountain typically enjoys reliable snow conditions, with an average snowfall of 300 cm annually. For the latest snow depth and conditions, check J2Ski for updated information.