J2Ski USA J2Ski logo
Facebook

Chapelco Snow Forecast - 20th September 2026

Chapelco Snow Report and Forecast

ECMWF IFS
GEM
GFS

PROSubscribe to Switch Weather Model

Updated 19 September 2026 10:52 PDT

Snow Forecast for Chapelco

Snow and Weather from 20 September.

For Forecast detail, see below.

Chapelco Snow Forecast Highlights

When will there be fresh snow in Chapelco?

Chapelco Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (5,282ft)
Next Snow?
There is no snow currently in the forecast for Chapelco.

Forecast for today in Chapelco

Max 40°F
Min 31°F

Valley temperatures from an overnight low of 31°F to daytime highs around 40°F
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sun
20

up to 1in New Snow

Lt DrizzleDrizzleCloudLight Snow

Light drizzle first, drizzle then cloudy, light snow later.

Snow Line from 5,935ft to resort level (4,101ft).

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

Partner Offers

Chapelco 7-Day Snow Forecast Overview

Get this snow forecast by e-mail

Summary Weather and Snow Forecast for Chapelco from OpenMeteo(GFS)
Sun
20
Mon
21
Tue
22
Wed
23
Thu
24
Fri
25
Sat
26
WindNW F4W F3W F3W F3NW F3NW F3NW F3
6,463ft
32°F
Light Snow
+1in
32°F
Clear
31°F
Light Snow
34°F
Snow
+1in
35°F
Snow
+4in
33°F
Light Snow
+1in
34°F
Cloud
NW F4W F3W F3W F3NW F3NW F3NW F3
5,282ft
36°F
Light Snow
36°F
Clear
36°F
Light Snow
38°F
Shwrs
39°F
Snow
37°F
Drizzle
38°F
Cloud
NW F4W F3W F3W F3NW F3NW F3NW F3
4,101ft
40°F
Light Snow
40°F
Clear
40°F
Light Snow
43°F
Shwrs
43°F
Shwrs
41°F
Drizzle
42°F
Cloud
Snow Line

varying 5,935ft
to 4,101ft

varying 6,460ft
to 4,101ft

varying 6,362ft
to 5,837ft

varying 6,263ft
to 5,344ft

varying 6,001ft
to 5,869ft

4,101ft

Max Town40°F40°F40°F43°F43°F41°F42°F
Min Town31°F27°F29°F33°F36°F38°F37°F

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

Snow Reliability

Chapelco typically enjoys a snow depth of 1-2 meters during peak season, with reliable snowfall from June to September. For the latest snow conditions, check J2Ski for updated information.

Understanding and predicting Snow Conditions in Chapelco

Here are our tips for making the most of a trip to Chapelco, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Chapelco, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Chapelco is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Chapelco will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Chapelco for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.