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South American Ski Area Extends Season After Huge Snowfalls
Chile’s Portillo ski area has announced it is extending its 2026 season by several week into mid-October after massive snowfalls over the past month.
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Stoos at 1871 m altitude
Issued by Snow-Forecast.com at: 1 am (local time) / 20 Aug 2026
Now
Next 3 days weather summary:Heavy rain (total 51.0mm), heaviest during Thu afternoon. Very mild (max 14°C on Thu afternoon, min 6°C on Fri afternoon). Wind will be generally light. | Days 4-6 weather summary:Moderate rain (total 11.0mm), heaviest on Tue afternoon. Very mild (max 16°C on Tue afternoon, min 9°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  |  | |  |  | |  | | | | |
t-storm risk | heavy rain | heavy rain | light rain | heavy rain | light rain | rain shwrs | rain shwrs | some clouds | some clouds | some clouds | clear | clear | t-storm risk | rain shwrs | rain shwrs | t-storm risk | light rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 14 | 15 | 2 | 14 | 2 | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | 3 | 5 |
max °C | 13 | 14 | 12 | 10 | 6 | 8 | 8 | 9 | 10 | 10 | 12 | 12 | 14 | 15 | 15 | 13 | 16 | 15 |
min °C | 13 | 12 | 11 | 8 | 6 | 8 | 7 | 9 | 9 | 9 | 12 | 11 | 12 | 15 | 13 | 12 | 15 | 11 |
chill °C | 13 | 11 | 10 | 6 | 4 | 6 | 6 | 9 | 9 | 9 | 12 | 11 | 12 | 15 | 12 | 12 | 15 | 11 |
Humid % | 78 | 93 | 82 | 98 | 91 | 76 | 72 | 68 | 63 | 61 | 61 | 63 | 58 | 57 | 59 | 64 | 58 | 76 |
Freeze m | 4200 | 4050 | 3650 | 3500 | 3050 | 3000 | 2900 | 3100 | 3400 | 3500 | 3650 | 3800 | 3800 | 4000 | 4100 | 3800 | 3950 | 3850 |
 | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — |
 | — | — | 8:28 | — | — | 8:25 | — | — | 8:24 | — | — | 8:22 | — | — | 8:21 | — | — | 8:19 |
Days 7-16 weather summary:
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Avalanche information: European Avalanche Warning Services (EAWS)
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Snow Radar
Latest snow reports near Stoos:
Stoos Snow Conditions
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 10 Jun 2026 |
| Snow Alerts | Create Alert |
Other resorts in Switzerland are reporting: powder (0) / good piste (2)
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Snow History
Week 3 of August has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Stoos Forecast Snowfall
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Other resorts in Switzerland are reporting: powder (0) / good piste (2)
The above table gives the weather forecast for Stoos at the specific elevation of 1871 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Stoos. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Switzerland.
Click here to read further information on freezing levels and how we forecast our temperatures.
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