New €155m Les Grands Montets Lift Begins Opening This Winter
Closed since the devastating 2018 fire, the first part of the flagship new Grands Montets lift above Argentière in the Chamonix Valley is set to open this December.
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Deer Mountain at 1929 m altitude
Issued by Snow-Forecast.com at: 11 pm (local time) / 17 Sep 2026
Next 4 days weather summary:Heavy rain (total 39.0mm), heaviest during Thu night. Warm (max 20°C on Fri morning, min 9°C on Sun afternoon). Wind will be generally light. | Days 5-7 weather summary:Moderate rain (total 11.0mm), heaviest on Sun night. Very mild (max 19°C on Wed morning, min 8°C on Sun night). Wind will be generally light. | |||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | | | |  | |  | | |  | |
rain shwrs | clear | t-storm risk | rain shwrs | light rain | t-storm risk | light rain | light rain | t-storm risk | rain shwrs | rain shwrs | light rain | some clouds | clear | t-storm risk | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 12 | — | 2 | 8 | 3 | 2 | 4 | 3 | 5 | 4 | 1 | 2 | — | — | 1 | — |
max °C | 13 | 20 | 20 | 14 | 14 | 15 | 11 | 10 | 10 | 9 | 11 | 11 | 10 | 16 | 16 | 13 |
min °C | 12 | 16 | 17 | 12 | 13 | 13 | 10 | 10 | 9 | 8 | 10 | 10 | 9 | 12 | 15 | 12 |
chill °C | 12 | 16 | 17 | 11 | 13 | 13 | 9 | 10 | 9 | 8 | 10 | 10 | 9 | 12 | 15 | 12 |
Humid % | 91 | 68 | 52 | 81 | 84 | 79 | 88 | 95 | 92 | 93 | 86 | 86 | 81 | 71 | 58 | 56 |
Freeze m | 4450 | 4600 | 4650 | 4550 | 4300 | 4100 | 4100 | 3750 | 3600 | 3650 | 3500 | 3600 | 3850 | 3900 | 4000 | 4200 |
 | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — |
 | — | — | 7:00 | — | — | 6:59 | — | — | 6:57 | — | — | 6:54 | — | — | 6:52 | — |
Days 7-16 weather summary:
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Avalanche information: National Avalanche Center
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Latest snow reports near Deer Mountain:
Deer Mountain Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 22 May 2026 |
| Snow Alerts | Create Alert |
Other resorts in USA - South Dakota are reporting: powder (0) / good piste (0)
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Snow History
Week 3 of September 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. |
Deer Mountain Forecast Snowfall
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Other resorts in USA - South Dakota are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Deer Mountain at the specific elevation of 1929 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Deer Mountain. 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 United States.
Click here to read further information on freezing levels and how we forecast our temperatures.
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