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Harper Mountain 7-Day Snow Forecast - 21st September 2026

Harper Mountain Snow Forecast - 7 day

ECMWF IFS
GEM
GFS

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Updated 21 September 2026 03:43 PDT

7-Day Snow Forecast for Harper Mountain

1-week from 21 September.

For Forecast detail, see below.

Harper Mountain 7-Day Snow Forecast Highlights

When will there be fresh snow in Harper Mountain?

Harper Mountain Snow Forecast Highlights - GEM
Snowfall prediction at mid-mountain (4,304ft)
Next Snow?
There is no snow currently in the forecast for Harper Mountain.

7-Day Snow Outlook for Harper Mountain

 
Snowfall

 
Snow Line

Max 70°F
Min 31°F

Snow unlikely

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Harper 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 70°F
Min 51°F

Valley temperatures from an overnight low of 51°F to daytime highs around 70°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

ClearClearClearClear

Clear sky.

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

Max 63°F
Min 43°F

Valley temperatures from an overnight low of 43°F to daytime highs around 63°F

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

ClearClearClearClear

Clear sky.

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

Max 59°F
Min 40°F

Valley temperatures from an overnight low of 40°F to daytime highs around 59°F

Temperature at BaseTemp at Base

Wed
23

Snow unlikely

ClearFairFairClear

Clear sky, fair, clear sky later.

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

Max 57°F
Min 36°F

Valley temperatures from an overnight low of 36°F to daytime highs around 57°F

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

ClearClearFairClear

Clear sky, fair, clear sky later.

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

Max 55°F
Min 39°F

Valley temperatures from an overnight low of 39°F to daytime highs around 55°F

Temperature at BaseTemp at Base

Fri
25

Snow unlikely

MixedCloudClearClear

Clear spells, cloudy, clear sky later.

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

Max 53°F
Min 31°F

Valley temperatures from an overnight low of 31°F to daytime highs around 53°F
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

Sat
26

Snow unlikely

Lt DrizzleClearFairClear

Light drizzle first, clear sky then fair, clear sky later.

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

Max 57°F
Min 33°F

Valley temperatures from an overnight low of 33°F to daytime highs around 57°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Sun
27

Snow unlikely

MixedMixedClearClear

Clear spells early, then clear sky later.

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

No significant snowfall is forecast for this period.

This Snow Forecast for Harper 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 Harper 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.

Harper Mountain Snow Forecast updated at 03:43 PDT, next update expected 06:00 PDT.

Snow Reliability

Harper Mountain typically enjoys reliable snow conditions, with an average snow depth of 150 cm throughout the season. For the latest snow info and updates, be sure to check J2Ski.