Cerro Castor Snow Forecast - 7 day
Updated 02 May 2026 04:43 PDT
7-Day Snow Forecast for Cerro Castor
1-week from 2 May.
For Forecast detail, see below.
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Cerro Castor 7-Day Snow Forecast Highlights
When will there be fresh snow in Cerro Castor?
| Next Snow Expected | 4 May |
|---|---|
| Next Snow Amount | 3in |
| Next 48 Hours | 3in |
| Next 7 Days | 3in |
7-Day Snow Outlook for Cerro Castor
Snowfall
Snow Line
Max 39°F
Min 18°F
3in New Snow
Snow Line from 1,506ft to resort level (640ft).
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
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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 38°F
Min 26°F
Freeze-thaw conditions, with valley temperatures cooling to 26°F and rising to 38°F
Temperature at BaseTemp at Base
Sat
02
Snow unlikely
Clear spells early, then fair later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 39°F
Min 29°F
Freeze-thaw conditions, with valley temperatures cooling to 29°F and rising to 39°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
03
New Snow
Cloudy.
Snow Line from 1,506ft to 784ft, with rain below.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 35°F
Min 26°F
Freeze-thaw conditions, with valley temperatures cooling to 26°F and rising to 35°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
04
1in to 3in New Snow
Cloudy, heavy snow showers at altitude, heavy snow showers later.
Snow Line from 850ft to resort level (640ft).
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 33°F
Min 18°F
Valley temperatures from an overnight low of 18°F to daytime highs around 33°F
Temperature at BaseTemp at Base
Tue
05
Snow unlikely
Snow showers, clear sky, fair later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 35°F
Min 22°F
Freeze-thaw conditions, with valley temperatures cooling to 22°F and rising to 35°F
Temperature at BaseTemp at Base
Wed
06
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 39°F
Min 25°F
Freeze-thaw conditions, with valley temperatures cooling to 25°F and rising to 39°F
Temperature at BaseTemp at Base
Thu
07
Snow unlikely
Cloudy, clear spells, clear sky later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 38°F
Min 29°F
Freeze-thaw conditions, with valley temperatures cooling to 29°F and rising to 38°F
Temperature at BaseTemp at Base
Fri
08
Snow unlikely
Cloudy.
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 04:43 PDT, next update expected imminently.
Snow Reliability
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.