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Big Boulder 7-Day Snow Forecast - 20th September 2026

Big Boulder Snow Forecast - 7 day

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GEM
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Updated 21 September 2026 06:45 NZST

7-Day Snow Forecast for Big Boulder

1-week from 20 September.

For Forecast detail, see below.

Big Boulder 7-Day Snow Forecast Highlights

When will there be fresh snow in Big Boulder?

Big Boulder Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (590m)
Next Snow?
There is no snow currently in the forecast for Big Boulder.

7-Day Snow Outlook for Big Boulder

 
Snowfall

 
Snow Line

Max 17℃
Min 6℃

Snow unlikely

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Big Boulder 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 17℃
Min 13℃

Valley temperatures from an overnight low of 13℃ to daytime highs around 17℃

Temperature at BaseTemp at Base

Sun
20

Snow unlikely

CloudLt RainLt DrizzleFog

Cloudy first, light rain then light drizzle, fog later.

Forecast times for Big Boulder are in Denver (US/Mountain) time zone.

Max 17℃
Min 11℃

Valley temperatures from an overnight low of 11℃ to daytime highs around 17℃

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Forecast times for Big Boulder are in Denver (US/Mountain) time zone.

Max 10℃
Min 7℃

Valley temperatures from an overnight low of 7℃ to daytime highs around 10℃

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

CloudCloudLt RainLt Drizzle

Cloudy, light rain, light drizzle later.

Forecast times for Big Boulder are in Denver (US/Mountain) time zone.

Max 16℃
Min 6℃

Valley temperatures from an overnight low of 6℃ to daytime highs around 16℃

Temperature at BaseTemp at Base

Wed
23

Snow unlikely

CloudClearClearCloud

Cloudy, clear sky, cloudy later.

Forecast times for Big Boulder are in Denver (US/Mountain) time zone.

Max 15℃
Min 6℃

Valley temperatures from an overnight low of 6℃ to daytime highs around 15℃

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Forecast times for Big Boulder are in Denver (US/Mountain) time zone.

Max 13℃
Min 8℃

Valley temperatures from an overnight low of 8℃ to daytime highs around 13℃

Temperature at BaseTemp at Base

Fri
25

Snow unlikely

CloudCloudCloudDrizzle

Cloudy early, then drizzle later.

Forecast times for Big Boulder are in Denver (US/Mountain) time zone.

Max 13℃
Min 9℃

Valley temperatures from an overnight low of 9℃ to daytime highs around 13℃

Temperature at BaseTemp at Base

Sat
26

Snow unlikely

CloudLt DrizzleCloudLt Drizzle

Cloudy first, light drizzle then cloudy, light drizzle later.

Forecast times for Big Boulder are in Denver (US/Mountain) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Big Boulder, 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 Boulder, 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.

Big Boulder Snow Forecast updated at 06:45 NZST, next update expected 12:00 NZST.

Snow Reliability

Big Boulder typically enjoys reliable snow conditions, with an average snowfall of around 60 inches each season. For the latest snow reports and conditions, check out J2Ski for up-to-date information.