J2Ski USA J2Ski logo
Facebook

Portillo 7-Day Snow Forecast - 31st August 2026

Portillo Snow Forecast - 7 day

ECMWF IFS
GEM
GFS

PROSubscribe to Switch Weather Model

Updated 31 August 2026 11:50 PDT

7-Day Snow Forecast for Portillo

1-week from 31 August.

For Forecast detail, see below.

Portillo 7-Day Snow Forecast Highlights

When will there be fresh snow in Portillo?

Portillo Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (9,613ft)
Next Snow Expected31 August
Next Snow Amount1in
Next 48 Hours1in
Next 7 Days2in

7-Day Snow Outlook for Portillo

 
Snowfall

 
Snow Line

Max 44°F
Min 23°F

4in New Snow

Snow Line from 9,708ft to resort level (8,399ft).

Portillo 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 36°F
Min 23°F

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 23°F and rising to 36°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Mon
31

1in New Snow

SnowLight SnowCloudFog

Heavy snow showers first, light snow then cloudy, fog later.

Snow falling to resort level (8,399ft).

Forecast times for Portillo are in Santiago (America/Santiago) time zone.

Max 44°F
Min 24°F

Freeze-thaw conditions, with valley temperatures cooling to 24°F and rising to 44°F

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Forecast times for Portillo are in Santiago (America/Santiago) time zone.

Max 43°F
Min 35°F

Valley temperatures from an overnight low of 35°F to daytime highs around 43°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
02

New Snow

CloudCloudCloudCloud

Cloudy.

Snow Line from 9,019ft to resort level (8,399ft).

Forecast times for Portillo are in Santiago (America/Santiago) time zone.

Max 38°F
Min 25°F

Freeze-thaw conditions, with valley temperatures cooling to 25°F and rising to 38°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Thu
03

up to 2in New Snow

Light SnowLt Snow ShwrsLight SnowLight Snow

Light snow, light snow showers, light snow later.

Snow Line from 9,150ft to resort level (8,399ft).

Forecast times for Portillo are in Santiago (America/Santiago) time zone.

Max 40°F
Min 25°F

Freeze-thaw conditions, with valley temperatures cooling to 25°F and rising to 40°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Fri
04

Snow unlikely

CloudCloudCloudClear

Cloudy early, then clear sky later.

Forecast times for Portillo are in Santiago (America/Santiago) time zone.

Max 41°F
Min 25°F

Freeze-thaw conditions, with valley temperatures cooling to 25°F and rising to 41°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sat
05

Snow unlikely

CloudFairFairCloud

Cloudy, fair, cloudy later.

Forecast times for Portillo are in Santiago (America/Santiago) time zone.

Max 42°F
Min 29°F

Freeze-thaw conditions, with valley temperatures cooling to 29°F and rising to 42°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sun
06

New Snow

CloudCloudCloudLt Drizzle

Cloudy early, then light drizzle later.

Snow Line from 9,708ft to resort level (8,399ft).

Forecast times for Portillo are in Santiago (America/Santiago) time zone.

This Snow Forecast for Portillo, Chile 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 Portillo, 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.

Portillo Snow Forecast updated at 11:50 PDT, next update expected 14:00 PDT.

Snow Forecast near Portillo

Snow Forecasts for Ski Resorts near Portillo
Ski Area 48 Hr 7 DayMoTuWeThFrSaSu
Catedral Alta Patagonia7in 9in
Los Penitentes1in 2in

Snow Reliability

Portillo boasts excellent snow reliability, with an average snow depth of 2-3 meters during the peak season. The resort typically experiences consistent snowfall, making it a reliable choice for winter sports; check J2Ski for the latest snow information.