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San Bernardino 7-Day Snow Forecast - 20th October 2026

San Bernardino Snow Forecast - 7 day

ECMWF IFS
GFS

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Updated 20 October 2026 06:44 PDT

7-Day Snow Forecast for San Bernardino

1-week from 20 October.

For Forecast detail, see below.

San Bernardino 7-Day Snow Forecast Highlights

When will there be fresh snow in San Bernardino?

San Bernardino Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (6,786ft)
Next Snow Expected21 October
Next Snow Amount2in
Next 48 Hours3in
Next 7 Days5in

7-Day Snow Outlook for San Bernardino

 
Snowfall

 
Snow Line

Max 47°F
Min 18°F

8in New Snow

Snow Line from 8,100ft to resort level (5,272ft).

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San Bernardino 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 46°F
Min 43°F

Valley temperatures from an overnight low of 43°F to daytime highs around 46°F

Temperature at BaseTemp at Base

Tue
20

Snow unlikely

CloudLt RainLt DrizzleDrizzle

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

Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.

Max 47°F
Min 36°F

Valley temperatures from an overnight low of 36°F to daytime highs around 47°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
21

up to 4in New Snow

Hvy DrizzleDrizzleShwrsMixed

Heavy drizzle first, drizzle then rain showers, clear spells later.

Snow Line from 8,100ft to 5,574ft, with rain below.

Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.

Max 40°F
Min 27°F

Freeze-thaw conditions, with valley temperatures cooling to 27°F and rising to 40°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Thu
22

up to 1in New Snow

FogFairClearFog

Fog first, fair then clear sky, fog later.

Snow Line from 5,476ft to 5,322ft, with rain below.

Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.

Max 40°F
Min 28°F

Freeze-thaw conditions, with valley temperatures cooling to 28°F and rising to 40°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Fri
23

1in New Snow

CloudCloudSnowFog

Cloudy, heavy snow showers, fog later.

Snow Line from 6,030ft to resort level (5,272ft).

Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.

Max 39°F
Min 20°F

Freeze-thaw conditions, with valley temperatures cooling to 20°F and rising to 39°F

Temperature at BaseTemp at Base

Sat
24

Snow unlikely

FogMixedClearFog

Fog first, clear spells then clear sky, fog later.

Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.

Max 35°F
Min 18°F

Freeze-thaw conditions, with valley temperatures cooling to 18°F and rising to 35°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sun
25

1in to 2in New Snow

FogLight SnowLight SnowLt Snow Shwrs

Fog, light snow, light snow showers later.

Snow falling to resort level (5,272ft).

Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.

Max 37°F
Min 28°F

Freeze-thaw conditions, with valley temperatures cooling to 28°F and rising to 37°F

Temperature at BaseTemp at Base

Mon
26

Snow unlikely

FogMixedMixedFog

Fog, clear spells, fog later.

Forecast times for San Bernardino are in Zurich (Europe/Zurich) time zone.

This Snow Forecast for San Bernardino, Switzerland 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 San Bernardino, 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.

San Bernardino Snow Forecast updated at 06:44 PDT, next update expected 12:00 PDT.

Snow Forecast near San Bernardino

Snow Forecasts for Ski Resorts near San Bernardino
Ski Area 48 Hr 7 DayTuWeThFrSaSuMo
Brigels-Waltensburg-Andiast6in 16in
Brigels6in 14in
Madesimo10in 13in
Laax4in 10in
Avers / Cresta5in 9in
Splügen / Rheinwald5in 8in
Urmein / Oberheinzenberg3in 8in

How reliable is the snow in San Bernardino?

San Bernardino typically enjoys reliable snow conditions, with an average snow depth of around 100 cm during peak season. For the latest snow reports and updates, check J2Ski for accurate information.