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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Raicho Valley at 1188 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 20 Sep 2026
Next 4 days weather summary:Heavy rain (total 24.0mm), heaviest during Mon night. Very mild (max 19°C on Mon morning, min 14°C on Tue afternoon). Wind will be generally light. | Days 5-7 weather summary:Moderate rain (total 15.0mm), heaviest on Sat morning. Very mild (max 19°C on Fri morning, min 14°C on Sat morning). Wind will be generally light. | |||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  |  | | |  | |  | |  | |  | |
some clouds | light rain | light rain | heavy rain | light rain | rain shwrs | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | cloudy | some clouds | clear | light rain | light rain | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 1 | 2 | 13 | 3 | 2 | — | 1 | 2 | 4 | 2 | — | — | — | 2 | 4 |
max °C | 18 | 19 | 19 | 18 | 15 | 15 | 16 | 19 | 18 | 17 | 17 | 16 | 16 | 19 | 18 | 16 |
min °C | 18 | 19 | 18 | 16 | 15 | 14 | 14 | 18 | 17 | 16 | 16 | 15 | 15 | 18 | 16 | 15 |
chill °C | 18 | 19 | 18 | 15 | 14 | 14 | 14 | 18 | 17 | 16 | 16 | 15 | 15 | 18 | 16 | 15 |
Humid % | 88 | 92 | 97 | 99 | 98 | 90 | 82 | 76 | 90 | 97 | 93 | 92 | 80 | 62 | 71 | 86 |
Freeze m | 5150 | 5350 | 5300 | 5050 | 5150 | 5000 | 4750 | 4550 | 4450 | 4250 | 4500 | 4450 | 4350 | 4250 | 4150 | 4000 |
 | — | 5:35 | — | — | 5:37 | — | — | 5:37 | — | — | 5:39 | — | — | 5:39 | — | — |
 | — | — | 5:49 | — | — | 5:47 | — | — | 5:45 | — | — | 5:45 | — | — | 5:43 | — |
Days 7-16 weather summary:
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Avalanche information: Japan Avalanche Network
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Snow Radar
Latest snow reports near Raicho Valley:
Raicho Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 7 Apr 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Toyama 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. |
Raicho Valley Forecast Snowfall
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Other resorts in Japan - Toyama are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Raicho Valley at the specific elevation of 1188 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Raicho Valley. 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 Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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