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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Rothenthurm at 1544 m altitude
Issued by Snow-Forecast.com at: 7 am (local time) / 20 Aug 2026
Now
Next 3 days weather summary:Heavy rain (total 53.0mm), heaviest during Fri afternoon. Very mild (max 15°C on Thu morning, min 7°C on Fri afternoon). Wind will be generally light. | Days 4-6 weather summary:Light rain (total 4.0mm), mostly falling on Mon afternoon. Very mild (max 18°C on Mon night, min 11°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 | t-storm risk | heavy rain | mod. rain | heavy rain | rain shwrs | rain shwrs | some clouds | clear | some clouds | some clouds | clear | clear | rain shwrs | clear | some clouds | t-storm risk | rain shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 4 | 17 | 6 | 19 | 3 | 2 | — | — | — | — | — | — | 1 | — | — | 2 | 1 |
max °C | 15 | 15 | 14 | 11 | 9 | 10 | 10 | 12 | 12 | 11 | 14 | 13 | 15 | 17 | 18 | 17 | 18 | 18 |
min °C | 15 | 15 | 12 | 9 | 7 | 10 | 9 | 11 | 11 | 11 | 13 | 13 | 14 | 16 | 16 | 16 | 17 | 18 |
chill °C | 14 | 14 | 12 | 7 | 4 | 9 | 7 | 10 | 11 | 11 | 13 | 13 | 14 | 16 | 16 | 16 | 17 | 18 |
Humid % | 79 | 83 | 80 | 96 | 81 | 72 | 70 | 60 | 61 | 62 | 54 | 58 | 55 | 56 | 55 | 55 | 57 | 49 |
Freeze m | 4200 | 4000 | 3650 | 3550 | 3000 | 2900 | 2850 | 2950 | 3350 | 3450 | 3600 | 3750 | 3850 | 3950 | 4050 | 4000 | 4000 | 4100 |
 | 6:26 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — |
 | — | — | 8:28 | — | — | 8:27 | — | — | 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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Latest snow reports near Rothenthurm:
Rothenthurm Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 16 May 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. |
Rothenthurm 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 Rothenthurm at the specific elevation of 1544 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Rothenthurm. 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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