Portillo Snow Report and Forecast
Snow Forecast for Portillo
This is the Snow Forecast for Portillo, Chile for 16 days from 16 November.
Updated 16 November 2025 13:30 AEDT.
Forecast times for Portillo are in Chile Time (America/Santiago).
For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Portillo.
J2Ski - Sign In to see the full long-range snow forecast (out to 16 days, with more weather detail).
Portillo Snow Forecast Highlights
When will there be fresh snow in Portillo?
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Portillo. |
Forecast for today in Portillo
Max 16℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Sun
16
Snow unlikely
Clear spells first, cloudy then clear sky, light rain showers later.
Portillo has no new snow forecast in the next 48 hours.
Portillo Snow Report
| Upper Snow Depths |
| - |
| Lower Snow Depths |
| - |
| Snow Conditions |
| - |
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| Sun 16 | Mon 17 | Tue 18 | Wed 19 | Thu 20 | Fri 21 | Sat 22 | |
|---|---|---|---|---|---|---|---|
| Wind | SE F2 | S F2 | S F2 | ||||
| 3,300m | 14℃
| 20℃
 | 22℃
| 16℃
| 15℃
| 17℃
| 19℃
|
| S F2 | SW F2 | ||||||
| 2,930m | 13℃
| 20℃
| 22℃
| 17℃
| 16℃
| 17℃
| 20℃
|
| S F2 | SW F2 | ||||||
| 2,560m | 16℃
| 22℃
| 25℃
| 19℃
| 18℃
| 19℃
| 22℃
|
| Snow Line | |||||||
| Max Town | 16℃ | 22℃ | 25℃ | 19℃ | 18℃ | 19℃ | 22℃ |
| Min Town | 9℃ | 11℃ | 17℃ | 13℃ | 12℃ | 10℃ | 13℃ |
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.
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 16℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Sun
16
Snow unlikely
Clear spells first, cloudy then clear sky, light rain showers later.
Max 22℃
Min 11℃
Valley temperatures from an overnight low of 11℃ to daytime highs around 22℃
Temperature at BaseTemp at Base
Mon
17
Snow unlikely
Clear sky early, then fair later.
Max 25℃
Min 17℃
Valley temperatures from an overnight low of 17℃ to daytime highs around 25℃
Temperature at BaseTemp at Base
Tue
18
Snow unlikely
Clear sky.
Max 19℃
Min 13℃
Valley temperatures from an overnight low of 13℃ to daytime highs around 19℃
Temperature at BaseTemp at Base
Wed
19
Snow unlikely
Cloudy, clear sky, clear spells later.
Max 18℃
Min 12℃
Valley temperatures from an overnight low of 12℃ to daytime highs around 18℃
Temperature at BaseTemp at Base
Thu
20
Snow unlikely
Fair, clear spells, cloudy later.
Max 19℃
Min 10℃
Valley temperatures from an overnight low of 10℃ to daytime highs around 19℃
Temperature at BaseTemp at Base
Fri
21
Snow unlikely
Clear spells, fair, clear sky later.
Max 22℃
Min 13℃
Valley temperatures from an overnight low of 13℃ to daytime highs around 22℃
Temperature at BaseTemp at Base
Sat
22
Snow unlikely
Clear sky.
No significant snowfall is forecast for this period.
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 13:30 AEDT, next update expected 16:00 AEDT.
Snow Forecast near Portillo
| Ski Area | 48 Hr | 7 Day | Su | Mo | Tu | We | Th | Fr | Sa |
|---|---|---|---|---|---|---|---|---|---|
| Catedral Alta Patagonia | - | 1cm |
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.
Understanding and predicting Snow Conditions in Portillo
Here are our tips for making the most of a trip to Portillo, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Portillo, 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 Portillo 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 Portillo 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 Portillo 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.