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Sun Valley (Nagano) Weather (Next 3 days): The snow forecast for Sun Valley (Nagano) is: A dusting of new snow. Freeze-thaw conditions (max 7°C on Mon morning, min -4°C on Fri night). Wind will be generally light.
Sun Valley (Nagano) Weather (Days 4-6): A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 6°C on Tue morning, min -10°C on Wed night). Winds increasing (calm on Tue afternoon, fresh winds from the WNW by Wed night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -4 |  | ||||
| Bottom Lift: | -3 | |
Latest snow reports near Sun Valley (Nagano):
Saturday 29 | Sunday 30 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  | |  | | | |  | | | | | |  |  |  |  | |  | |
light snow | clear | clear | clear | clear | clear | clear | some clouds | some clouds | clear | clear | some clouds | light snow | light snow | snow shwrs | heavy snow | mod. snow | snow shwrs | snow shwrs | |
km/h | |||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||
3 | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 2 | 23 | 5 | 2 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -2 | 0 | 1 | 2 | 6 | 6 | 5 | 7 | 7 | 4 | 6 | 6 | 2 | -2 | -5 | -9 | -7 | -6 | -6 |
min °C | -4 | -3 | 0 | 0 | 4 | 5 | 4 | 6 | 4 | 1 | 4 | 3 | -1 | -3 | -8 | -10 | -9 | -6 | -7 |
-8 | -6 | -2 | -3 | 3 | 5 | 2 | 4 | 2 | 1 | 2 | 3 | -3 | -7 | -15 | -19 | -17 | -11 | -13 | |
97 | 78 | 67 | 63 | 32 | 41 | 39 | 32 | 56 | 83 | 59 | 53 | 89 | 99 | 87 | 95 | 93 | 86 | 82 | |
1000 | 1050 | 1750 | 1750 | 2450 | 2600 | 2550 | 2500 | 2450 | 2150 | 2350 | 2300 | 1750 | 1250 | 800 | 0 | 250 | 650 | 450 | |
 | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — | 6:41 | — | — |
 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:29 | — | — | 4:29 | — |
A dusting of new snow. Freeze-thaw conditions (max 7°C on Mon morning, min -4°C on Fri night). Wind will be generally light.
A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 6°C on Tue morning, min -10°C on Wed night). Winds increasing (calm on Tue afternoon, fresh winds from the WNW by Wed night).
Latest snow reports near Sun Valley (Nagano):
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 26 Nov 2025 |
| Snow Alerts | Create Alert |
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.9 | Powder days Fresh snow, limited sun, any wind. |
0.4 | Bluebird days Average snow, mostly sunny, light wind. |
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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