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Sun Valley (Nagano) at 1510 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 27 Dec 2025
Now
Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | | | | |  |  |  | |  | | | |
cloudy | clear | clear | clear | clear | clear | some clouds | some clouds | clear | some clouds | cloudy | light snow | snow shwrs | light snow | light snow | mod. snow | mod. snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 4 | 5 | 5 | 10 | 3 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -8 | -7 | -8 | -3 | -3 | -4 | -1 | 0 | -4 | 0 | 0 | -2 | -3 | -6 | -10 | -10 | -11 | -11 |
min °C | -10 | -9 | -9 | -5 | -4 | -5 | -3 | -4 | -4 | -1 | -2 | -4 | -4 | -10 | -11 | -10 | -12 | -13 |
-13 | -9 | -12 | -7 | -6 | -9 | -7 | -8 | -7 | -4 | -4 | -6 | -8 | -14 | -17 | -15 | -21 | -21 | |
68 | 69 | 68 | 77 | 69 | 67 | 51 | 58 | 71 | 80 | 82 | 96 | 93 | 91 | 90 | 91 | 94 | 93 | |
0 | 400 | 0 | 700 | 1050 | 0 | 1000 | 1450 | 750 | 1350 | 1550 | 850 | 950 | 700 | 0 | 0 | 0 | 0 | |
 | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:38 | — | — | 4:39 | — |
Next 0-3 days weather summary:
Mostly dry. Temperatures will be below freezing (max 0°C on Mon afternoon, min -10°C on Sat morning). Wind will be generally light.
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max 0°C on Tue morning, min -13°C on Thu night). Wind will be generally light.
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Latest snow reports near Sun Valley (Nagano):
49 km away from Sun Valley (Nagano)
1 hour ago
Intermittent moderate snow reported from Takada at 18 metres elevation only 2 kms E of Kanayasan Ski Resort from Kanayasan
49 km away from Sun Valley (Nagano)
4 hours agoContinuous light snow reported from Takada at 18 metres elevation only 2 kms E of Kanayasan Ski Resort from Kanayasan
Sun Valley (Nagano) Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 51 cm |
| Last snowfall: | 26 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
Snow History
Week 4 of December has on average:
2.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.9 | Powder days Fresh snow, limited sun, any wind. |
1.7 | Bluebird days Average snow, mostly sunny, light wind. |
Sun Valley (Nagano) Forecast Snowfall
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Upload new photo Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
The above table gives the weather forecast for Sun Valley (Nagano) at the specific elevation of 1510 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Sun Valley (Nagano). 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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