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Big Bear Mountain Snow Forecast - 48 hour - 20th September 2026

Big Bear Mountain 48-Hour Snow Forecast

ECMWF IFS
GEM
GFS

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Updated 20 September 2026 04:47 CDT

2-Day Forecast for Big Bear Mountain

48-hours from 20 September.

See below for forecast detail

Big Bear Mountain Snow Forecast updated at 04:47 CDT, next update expected 07:00 CDT.

Forecast for today in Big Bear Mountain

Max 23℃
Min 11℃

Valley temperatures from an overnight low of 11℃ to daytime highs around 23℃

Temperature at BaseTemp at Base

Sun
20

Snow unlikely

ClearClearCloudCloud

Clear sky early, then cloudy later.

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

Forecast for tomorrow in Big Bear Mountain

Max 22℃
Min 10℃

Valley temperatures from an overnight low of 10℃ to daytime highs around 22℃

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

CloudClearClearClear

Cloudy early, then clear sky later.

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

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Big Bear Mountain from OpenMeteo(GFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Sun00:00Clear

Clear sky.12℃S
Light
0%
Sun01:00Clear

Clear sky.11℃S
Light
0%
Sun02:00Clear

Clear sky.11℃S
Breeze
0%
Sun03:00Mixed

Clear spells.12℃S
Breeze
0%
Sun04:00Cloud

Cloudy.12℃S
Breeze
0%
Sun05:00Cloud

Cloudy.11℃S
Breeze
0%
Sun06:00Cloud

Cloudy.12℃S
Breeze
0%
Sun07:00Cloud

Cloudy.11℃S
Breeze
0%
Sun08:00Cloud

Cloudy.11℃S
Breeze
0%
Sun09:00Cloud

Cloudy.12℃S
Light
0%
Sun10:00Cloud

Cloudy.19℃S
Breeze
0%
Sun11:00Cloud

Cloudy.20℃S
Breeze
0%
Sun12:00Cloud

Cloudy.21℃S
Light
0%
Sun13:00Cloud

Cloudy.22℃S
Light
0%
Sun14:00Cloud

Cloudy.23℃S
Light
0%
Sun15:00Cloud

Cloudy.23℃S
Breeze
0%
Sun16:00Cloud

Cloudy.22℃S
Breeze
0%
Sun17:00Cloud

Cloudy.21℃S
Breeze
0%
Sun18:00Cloud

Cloudy.19℃S
Breeze
0%
Sun19:00Cloud

Cloudy.17℃S
Breeze
0%
Sun20:00Cloud

Cloudy.15℃S
Light
0%
Sun21:00Clear

Clear sky.14℃S
Light
0%
Sun22:00Clear

Clear sky.14℃S
Light
0%
Sun23:00Clear

Clear sky.13℃S
Light
0%
Mon00:00Clear

Clear sky.12℃SW
Light
0%
Mon01:00Clear

Clear sky.12℃SW
Light
0%
Mon02:00Clear

Clear sky.11℃SW
Light
0%
Mon03:00Clear

Clear sky.11℃SW
Light
0%
Mon04:00Clear

Clear sky.11℃SW
Light
0%
Mon05:00Cloud

Cloudy.11℃SW
Breeze
0%
Mon06:00Cloud

Cloudy.10℃SW
Breeze
0%
Mon07:00Cloud

Cloudy.11℃SW
Breeze
0%
Mon08:00Clear

Clear sky.11℃SW
Breeze
0%
Mon09:00Clear

Clear sky.14℃SW
Breeze
0%
Mon10:00Clear

Clear sky.18℃SW
Breeze
0%
Mon11:00Clear

Clear sky.20℃SW
Breeze
0%
Mon12:00Clear

Clear sky.20℃SW
Light
0%
Mon13:00Clear

Clear sky.21℃SW
Light
0%
Mon14:00Clear

Clear sky.22℃SW
Breeze
0%
Mon15:00Clear

Clear sky.21℃SW
Breeze
0%
Mon16:00Clear

Clear sky.20℃SW
Breeze
0%
Mon17:00Clear

Clear sky.19℃SW
Breeze
0%
Mon18:00Clear

Clear sky.18℃SW
Breeze
0%
Mon19:00Clear

Clear sky.16℃SW
Breeze
0%
Mon20:00Clear

Clear sky.14℃SW
Breeze
0%
Mon21:00Clear

Clear sky.13℃SW
Light
0%
Mon22:00Clear

Clear sky.13℃SW
Light
0%
Mon23:00Clear

Clear sky.12℃SW
Light
0%

Snow Forecast near Big Bear Mountain

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Big Bear Mountain are not available.

Big Bear Mountain Snow

For current snow depths and skiing conditions, see our Current Snow Report for Big Bear Mountain.

No significant snowfall is forecast for this period.

This Snow Forecast for Big Bear Mountain, 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 Bear 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.

Snow Reliability

Big Bear enjoys reliable snowfall, with an average snow depth of 5-10 feet during peak season. For the latest snow conditions and forecasts, check out J2Ski for up-to-date information.