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Cerro Castor 7-Day Snow Forecast - 31st October 2026

Cerro Castor Snow Forecast - 7 day

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GEM
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Updated 30 October 2026 22:45 PDT

7-Day Snow Forecast for Cerro Castor

1-week from 31 October.

For Forecast detail, see below.

Cerro Castor 7-Day Snow Forecast Highlights

When will there be fresh snow in Cerro Castor?

Cerro Castor Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (1,919ft)
Next Snow?
There is no snow currently in the forecast for Cerro Castor.

7-Day Snow Outlook for Cerro Castor

 
Snowfall

 
Snow Line

Max 55°F
Min 33°F

1in New Snow

Snow Line from 2,949ft to resort level (640ft).

Cerro Castor 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 55°F
Min 37°F

Valley temperatures from an overnight low of 37°F to daytime highs around 55°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sat
31

New Snow

CloudShwrsClearShwrs

Cloudy first, rain showers then clear sky, rain showers later.

Snow Line from 2,687ft to 2,162ft, with rain below.

Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.

Max 50°F
Min 34°F

Valley temperatures from an overnight low of 34°F to daytime highs around 50°F
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

Sun
01

Snow unlikely

ClearCloudLt DrizzleLt Drizzle

Clear sky, cloudy, light drizzle later.

Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.

Max 49°F
Min 33°F

Valley temperatures from an overnight low of 33°F to daytime highs around 49°F
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Mon
02

Snow unlikely

ClearCloudCloudCloud

Clear sky early, then cloudy later.

Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.

Max 49°F
Min 38°F

Valley temperatures from an overnight low of 38°F to daytime highs around 49°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Tue
03

Snow unlikely

ClearCloudCloudCloud

Clear sky early, then cloudy later.

Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.

Max 51°F
Min 34°F

Valley temperatures from an overnight low of 34°F to daytime highs around 51°F
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
04

Snow unlikely

ClearFairShwrsLt Drizzle

Clear sky first, fair then rain showers, light drizzle later.

Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.

Max 47°F
Min 33°F

Valley temperatures from an overnight low of 33°F to daytime highs around 47°F
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

Thu
05

Snow unlikely

MixedMixedLt DrizzleCloud

Clear spells, light drizzle, cloudy later.

Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.

Max 46°F
Min 38°F

Valley temperatures from an overnight low of 38°F to daytime highs around 46°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Fri
06

Snow unlikely

Lt DrizzleLt DrizzleLt DrizzleLt Drizzle

Light drizzle.

Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.

This Snow Forecast for Cerro Castor, Argentina 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 Cerro Castor, 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.

Cerro Castor Snow Forecast updated at 22:45 PDT, next update expected 04:00 PDT.

How reliable is the snow in Cerro Castor?

Cerro Castor typically enjoys a snow depth of 50-100 cm, with reliable snowfall from June to October. For the latest snow conditions, check J2Ski for up-to-date information.