Portillo Snow Report and Forecast
Snow Forecast for Portillo
When will there be fresh snow?
This is the Snow Forecast for Portillo, Chile for 16 days from 30 July.
Updated 30 July 2025 22:01 IST.
| Next Snow Expected | 31 July |
|---|---|
| Next Snow Amount | 1cm |
| Next 48 Hours | 23cm |
| Next 7 Days | 31cm |
For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Portillo.
Forecast for today in Portillo
Max 15℃
Min 10℃
Valley temperatures from an overnight low of 10℃ to daytime highs around 15℃
Temperature at BaseTemp at Base
Wed
30
Snow unlikely
Cloudy.
Powder Alert!
Updated 31 July 2025 00:06 IST
Powder Possible :- 16cm of Fresh Snow is forecast for Portillo over the next 2 days.
Portillo Snow Report
| Snow Conditions | - |
|---|
Portillo 7-Day Snow Forecast Overview
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| Wed 30 | Thu 31 | Fri 01 | Sat 02 | Sun 03 | Mon 04 | Tue 05 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | E F2 | E F2 | SE F2 | |||
| 3,300m | 11℃
| 6℃
+2cm
| 0℃
 +20cm
| -2℃
+9cm
| 7℃
| 12℃
| 15℃
|
| SE F3 | SE F2 | SE F2 | |||||
| 2,930m | 12℃
| 7℃
 +1cm
| 1℃
+14cm
| -1℃
+7cm
| 8℃
| 12℃
| 15℃
|
| SE F3 | SE F2 | SE F2 | |||||
| 2,560m | 15℃
| 10℃
 | 3℃
 +4cm
| 2℃
+4cm
| 10℃
| 14℃
| 18℃
|
| Snow Line | 2,560m | 2,560m | 2,560m | ||||
| Max Town | 15℃ | 10℃ | 3℃ | 2℃ | 10℃ | 14℃ | 18℃ |
| Min Town | 10℃ | 2℃ | -1℃ | -2℃ | 1℃ | 9℃ | 11℃ |
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 15℃
Min 10℃
Valley temperatures from an overnight low of 10℃ to daytime highs around 15℃
Temperature at BaseTemp at Base
Wed
30
Snow unlikely
Cloudy.
Max 10℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 10℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
31
up to 2cm New Snow
Cloudy early, then clear spells later.
Snow falling to resort level.
Max 3℃
Min -1℃
Valley temperatures from an overnight low of -1℃ to daytime highs around 3℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
01
4cm to 20cm New Snow
Light snow first, clear spells then snow, snow showers later.
Snow falling to resort level.
Max 2℃
Min -2℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ and rising to 2℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
02
4cm to 9cm New Snow
Snow showers, light snow showers, cloudy later.
Snow falling to resort level.
Max 10℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 10℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Sun
03
Snow unlikely
Cloudy.
Max 14℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 14℃
Temperature at BaseTemp at Base
Mon
04
Snow unlikely
Cloudy.
Max 18℃
Min 11℃
Valley temperatures from an overnight low of 11℃ to daytime highs around 18℃
Temperature at BaseTemp at Base
Tue
05
Snow unlikely
Cloudy early, then clear sky later.
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 22:01 IST, next update expected imminently.
Snow Forecast near Portillo
| Snow Forecast | 48 Hr | 7 Day |
|---|---|---|
| Catedral Alta Patagonia | 8cm | 30cm |
| Los Penitentes | 7cm | 25cm |
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.