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.
View forecast
St. Antönien at 1893 m altitude
Issued by Snow-Forecast.com at: 1 am (local time) / 20 Aug 2026
Now
Next 3 days weather summary:Heavy rain (total 58.0mm), heaviest during Thu night. Very mild (max 17°C on Thu afternoon, min 7°C on Fri afternoon). Wind will be generally light. | Days 4-6 weather summary:Moderate rain (total 12.0mm), heaviest on Tue afternoon. Very mild (max 17°C on Mon afternoon, min 8°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 | mod. rain | heavy rain | t-storm risk | heavy rain | light rain | light rain | rain shwrs | some clouds | some clouds | some clouds | some clouds | clear | some clouds | rain shwrs | rain shwrs | t-storm risk | rain shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 6 | 27 | 2 | 13 | 5 | 2 | 1 | — | — | — | — | — | — | 2 | 1 | 6 | 3 |
max °C | 16 | 17 | 12 | 13 | 10 | 7 | 7 | 10 | 9 | 11 | 13 | 11 | 14 | 17 | 14 | 15 | 15 | 14 |
min °C | 13 | 15 | 10 | 11 | 7 | 7 | 7 | 10 | 8 | 8 | 13 | 10 | 11 | 16 | 11 | 11 | 15 | 11 |
chill °C | 13 | 15 | 10 | 11 | 7 | 7 | 6 | 10 | 8 | 8 | 13 | 10 | 11 | 16 | 10 | 10 | 15 | 11 |
Humid % | 63 | 78 | 92 | 83 | 94 | 88 | 78 | 69 | 77 | 64 | 64 | 76 | 56 | 50 | 73 | 59 | 69 | 77 |
Freeze m | 4200 | 4100 | 3700 | 3750 | 3150 | 3000 | 2900 | 3150 | 3350 | 3400 | 3600 | 3750 | 3800 | 3950 | 4000 | 3900 | 3950 | 3900 |
 | 6:22 | — | — | 6:24 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — | 6:30 | — | — |
 | — | — | 8:23 | — | — | 8:22 | — | — | 8:20 | — | — | 8:17 | — | — | 8:15 | — | — | 8:14 |
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 St. Antönien:
St. Antönien Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| 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. |
St. Antönien 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 St. Antönien at the specific elevation of 1893 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of St. Antönien. 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.
Resort name is also written as St. Antonien.
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