Portillo 48-Hour Snow Forecast
Updated 21 September 2026 22:44 PDT
2-Day Forecast for Portillo
48-hours from 22 September.
See below for forecast detail
Portillo Snow Forecast updated at 22:44 PDT, next update expected 01:00 PDT.
Forecast for today in Portillo
Max 47°F
Min 34°F
Valley temperatures from an overnight low of 34°F to daytime highs around 47°F
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Tue
22
Snow unlikely
Cloudy, clear sky, cloudy later.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Forecast for tomorrow in Portillo
Max 47°F
Min 36°F
Valley temperatures from an overnight low of 36°F to daytime highs around 47°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
23
up to 2in New Snow
Cloudy early, then light drizzle later.
Snow Line from 10,397ft to 9,905ft, with rain below.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Tue | 00:00 | | Clear sky. | 34°F | SE Breeze | 0% | |
| Tue | 01:00 | | Cloudy. | 36°F | SE Breeze | 0% | |
| Tue | 02:00 | | Cloudy. | 34°F | SE Breeze | 0% | |
| Tue | 03:00 | | Cloudy. | 37°F | SE Breeze | 0% | |
| Tue | 04:00 | | Cloudy. | 38°F | SE Light | 0% | |
| Tue | 05:00 | | Cloudy. | 39°F | SE Light | 0% | |
| Tue | 06:00 | | Cloudy. | 38°F | SE Light | 0% | |
| Tue | 07:00 | | Clear spells at altitude. Cloud below. | 36°F | SE Breeze | 0% | |
| Tue | 08:00 | | Clear sky at altitude. Cloud below. | 36°F | SE Breeze | 0% | |
| Tue | 09:00 |  | Clear sky at altitude. Fair below. | 42°F | SE Light | 0% | |
| Tue | 10:00 | | Clear sky. | 44°F | SE Light | 0% | |
| Tue | 11:00 | | Clear sky. | 45°F | SE Calm | 0% | |
| Tue | 12:00 | | Clear sky at altitude. Fair below. | 46°F | SE Light | 0% | |
| Tue | 13:00 | | Clear sky at altitude. Cloud below. | 47°F | SE Light | 0% | |
| Tue | 14:00 | | Clear sky at altitude. Cloud below. | 47°F | SE Light | 0% | |
| Tue | 15:00 | | Clear sky at altitude. Cloud below. | 47°F | SE Light | 0% | |
| Tue | 16:00 | | Clear sky at altitude. Cloud below. | 46°F | SE Light | 0% | |
| Tue | 17:00 | | Clear sky at altitude. Cloud below. | 46°F | SE Light | 0% | |
| Tue | 18:00 | | Cloudy. | 46°F | SE Light | 0% | |
| Tue | 19:00 | | Cloudy. | 45°F | SE Light | 0% | |
| Tue | 20:00 | | Cloudy. | 41°F | SE Light | 0% | |
| Tue | 21:00 | | Cloudy. | 41°F | SE Light | 0% | |
| Tue | 22:00 | | Cloudy. | 43°F | SE Light | 0% | |
| Tue | 23:00 | | Cloudy. | 43°F | SE Light | 0% | |
| Wed | 00:00 | | Cloudy. | 43°F | SE Light | 0% | |
| Wed | 01:00 | | Cloudy. | 43°F | SE Light | 0% | |
| Wed | 02:00 | | Cloudy. | 42°F | SE Light | 0% | |
| Wed | 03:00 | | Cloudy. | 40°F | SE Light | 5% | |
| Wed | 04:00 | | Cloudy. | 39°F | SE Light | 0% | |
| Wed | 05:00 | | Cloudy. | 40°F | SE Light | 0% | |
| Wed | 06:00 | | Cloudy. | 41°F | SE Light | 0% | |
| Wed | 07:00 | | Cloudy. | 39°F | SE Light | 0% | |
| Wed | 08:00 | | Cloudy. | 40°F | SE Light | 0% | |
| Wed | 09:00 | | Cloudy. | 43°F | SE Light | 0% | |
| Wed | 10:00 | | Light snow at altitude. Lt rain below. | 44°F | SE Calm | 0% | |
| Wed | 11:00 |  | Light drizzle. | 45°F | SE Light | 0% | |
| Wed | 12:00 | | Light drizzle. | 46°F | SE Light | 0% | |
| Wed | 13:00 | | Light snow at altitude. Lt rain below. | 46°F | SE Light | 5% | |
| Wed | 14:00 | | Light drizzle. | 47°F | SE Light | 10% | |
| Wed | 15:00 | | Light drizzle. | 47°F | SE Light | 20% | |
| Wed | 16:00 | | Light snow at altitude. Lt drizzle below. | 46°F | SE Breeze | 40% | |
| Wed | 17:00 | | Light snow at altitude. Lt drizzle below. | 44°F | SE Light | 70% | |
| Wed | 18:00 | | New Snow | Light snow showers at altitude. Lt rain below. | 42°F | SE Light | 90% |
| Wed | 19:00 |  | up to 1in New Snow | Snow showers at altitude. Shwrs below. | 40°F | SE Light | 95% |
| Wed | 20:00 | | up to 1in New Snow | Snow showers at altitude. Shwrs below. | 37°F | SE Light | 85% |
| Wed | 21:00 | | New Snow | Heavy snow at altitude. Hvy rain below. | 36°F | SE Light | 75% |
| Wed | 22:00 | | Light snow at altitude. Lt rain below. | 38°F | SE Breeze | 60% | |
| Wed | 23:00 | | Cloudy. | 39°F | SE Light | 40% | |
Snow Forecast near Portillo
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Tu | We | Th | Fr | Sa | Su | Mo |
|---|---|---|---|---|---|---|---|---|---|
| Catedral Alta Patagonia | 20in | 28in | |||||||
| Los Penitentes | 4in | 9in |
Portillo Snow
For current snow depths and skiing conditions, see our Current Snow Report for Portillo.
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.
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.