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Sun Valley (Nagano) at 1510 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 02 Feb 2026
Now
Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | Friday 6 | Saturday 7 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  | | | | | |  | | | | |
snow shwrs | snow shwrs | mod. snow | light snow | snow shwrs | clear | some clouds | cloudy | some clouds | some clouds | cloudy | some clouds | snow shwrs | snow shwrs | light snow | snow shwrs | snow shwrs | mod. snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
2 | 2 | 6 | 1 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 9 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -6 | -7 | -9 | -8 | -7 | -6 | -2 | -1 | -4 | 0 | 0 | -3 | -2 | -5 | -9 | -9 | -7 | -11 |
min °C | -8 | -8 | -10 | -9 | -8 | -7 | -4 | -3 | -5 | -1 | -2 | -3 | -3 | -8 | -12 | -11 | -10 | -15 |
-8 | -11 | -15 | -15 | -11 | -7 | -6 | -3 | -5 | -3 | -2 | -5 | -7 | -13 | -17 | -16 | -14 | -26 | |
85 | 82 | 94 | 86 | 79 | 61 | 41 | 41 | 50 | 53 | 53 | 65 | 63 | 86 | 90 | 78 | 64 | 81 | |
400 | 500 | 0 | 0 | 500 | 0 | 900 | 1350 | 750 | 1300 | 1500 | 950 | 1250 | 700 | 0 | 0 | 450 | 0 | |
 | 6:47 | — | — | 6:47 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | 6:43 | — | — |
 | — | 5:10 | — | — | 5:12 | — | — | 5:14 | — | — | 5:15 | — | — | 5:15 | — | — | 5:16 | — |
Next 0-3 days weather summary:
A moderate fall of snow, heaviest on Mon night. Temperatures will be below freezing (max -1°C on Wed afternoon, min -10°C on Mon night). Wind will be generally light.
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Sat night. Temperatures will be below freezing (max 0°C on Thu morning, min -15°C on Sat night). Winds increasing (calm on Thu afternoon, fresh winds from the WNW by Sat night).
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Latest snow reports near Sun Valley (Nagano):
33 km away from Sun Valley (Nagano)
9 hours ago
Great snow conditions throughout area. Overcast skies, mild temperatures. from Ikenotaira Onsen Alpenblick
49 km away from Sun Valley (Nagano)
12 hours ago
Continuous light snow reported from Takada at 18 metres elevation only 2 kms E of Kanayasan but it is probably falling as rain apart from near the top of the ski area from Kanayasan
41 km away from Sun Valley (Nagano)
13 hours ago
There is heavy snow falling at Lotte Arai Resort. from Lotte Arai Resort
49 km away from Sun Valley (Nagano)
16 hours agoContinuous light snow reported from Takada at 18 metres elevation only 2 kms E of Kanayasan Ski Resort from Kanayasan
34 km away from Sun Valley (Nagano)
22 hours agoSnowing lightly at Akakura Kanko. Only a dusting of new snow. Snow conditions on piste are good. The snow off-piste is heavy. from Akakura Kanko
Sun Valley (Nagano) Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 6 cm |
| Last snowfall: | 1 Feb 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
Snow History
Week 1 of February has on average:
2.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.9 | Powder days Fresh snow, limited sun, any wind. |
1.5 | Bluebird days Average snow, mostly sunny, light wind. |
Sun Valley (Nagano) Forecast Snowfall
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Photos of Sun Valley (Nagano)
Upload new photo Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
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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