Portillo Snow Forecast - 7 day
Updated 23 August 2026 06:49 CDT
7-Day Snow Forecast for Portillo
1-week from 23 August.
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.
Portillo 7-Day Snow Forecast Highlights
When will there be fresh snow in Portillo?
| Next Snow Expected | 26 August |
|---|---|
| Next Snow Amount | 10cm |
| Next 48 Hours | 1cm |
| Next 7 Days | 57cm |
7-Day Snow Outlook for Portillo
Snowfall
Snow Line
Max 11℃
Min -10℃
81cm New Snow
Snow Line from 3,279m to resort level (2,560m).
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.
Powder Alert!
Powder Alarm issued 23 August 2026 10:47 CDT
Powder Possible :- 28cm of Fresh Snow is forecast for Portillo over the next 4 days.
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 9℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 9℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Sun
23
Snow unlikely
Cloudy, clear sky, cloudy later.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 11℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 11℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Mon
24
Snow unlikely
Cloudy, clear sky, cloudy later.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 8℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 8℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Tue
25
up to 6cm New Snow
Cloudy early, then light drizzle later.
Snow Line from 3,279m to 2,839m, with rain below.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 3℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 3℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
26
up to 26cm New Snow
Rain showers first, heavy snow showers at altitude then light snow at altitude, snow showers at altitude later.
Snow Line from 2,839m to 2,589m, with rain below.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 1℃
Min -3℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 1℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
27
14cm to 23cm New Snow
Light snow first, patchy snow then snow showers, light snow later.
Snow falling to resort level (2,560m).
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max -1℃
Min -5℃
Below freezing at all levels, with valley temperatures as low as -5℃ and not getting above -1℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Fri
28
10cm to 12cm New Snow
Light snow showers, light snow, snow showers later.
Snow falling to resort level (2,560m).
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max -2℃
Min -10℃
Below freezing at all levels, with valley temperatures as low as -10℃ and not getting above -2℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
29
14cm to 16cm New Snow
Light snow showers first, heavy snow showers then light snow showers, snow showers later.
Snow falling to resort level (2,560m).
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 piste 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 06:49 CDT, next update expected imminently.
Snow Forecast near Portillo
| Ski Area | 48 Hr | 7 Day | Su | Mo | Tu | We | Th | Fr | Sa |
|---|---|---|---|---|---|---|---|---|---|
| Los Penitentes | 6cm | 80cm | |||||||
| Catedral Alta Patagonia | 20cm | 72cm |
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.