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North America Weekly Snow Roundup #289
Weekly Snow News for North America, updated 19 November 2025: fresh storms improve early-season cover as US and Canadian resorts expand terrain.
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Sun Valley (Nagano) at 1510 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 19 Nov 2025
Now
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  | | | |  | |  | | | | |  |  | |
clear | clear | clear | clear | cloudy | snow shwrs | mod. snow | snow shwrs | clear | clear | some clouds | cloudy | some clouds | cloudy | some clouds | some clouds | some clouds | light snow | light snow | |
km/h | |||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — | — | — | 3 | |
— | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -2 | 1 | 1 | 1 | 3 | 3 | -1 | 0 | 1 | 3 | 5 | 6 | 6 | 5 | 5 | 3 | 5 | 5 | 2 |
min°C | -3 | 0 | 1 | 0 | 2 | 0 | -2 | -2 | 1 | 2 | 4 | 6 | 4 | 4 | 3 | 1 | 4 | 1 | -1 |
-3 | -2 | 1 | -2 | -1 | 0 | -8 | -6 | 0 | -1 | 2 | 5 | 4 | 4 | 2 | 1 | 3 | -2 | -7 | |
62 | 56 | 63 | 54 | 71 | 82 | 98 | 95 | 78 | 63 | 47 | 59 | 47 | 49 | 66 | 78 | 58 | 65 | 92 | |
850 | 1450 | 1700 | 1650 | 1900 | 1900 | 1250 | 1250 | 1650 | 2100 | 2400 | 2550 | 2600 | 2400 | 2300 | 1850 | 2200 | 2150 | 1800 | |
 | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — |
 | — | — | 4:34 | — | — | 4:32 | — | — | 4:32 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — |
Next 0-3 days weather summary:
Drizzle on Fri afternoon turning to light snow on Fri night. Freeze-thaw conditions (max 3°C on Fri morning, min -3°C on Wed night). Wind will be generally light.
Next 4-6 days weather summary:
Mostly dry. Mild temperatures (max 6°C on Sun afternoon, min 1°C on Mon night). Wind will be generally light.
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Latest snow reports near Sun Valley (Nagano):
49 km away from Sun Valley (Nagano)
18 hours ago
Continuous light rain reported from Takada at 18 metres elevation only 2 kms E of Kanayasan but it is forecast cold enough for snow at the ski area from Kanayasan
49 km away from Sun Valley (Nagano)
21 hours agoRain and snow or hail reported from Takada at 18 metres elevation only 2 kms E of Kanayasan Ski Resort from Kanayasan
31 km away from Sun Valley (Nagano)
24 hours agoRain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
Sun Valley (Nagano) Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 31 cm |
| Last snowfall: | 18 Nov 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow History
Week 3 of November has on average:
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | Powder days Fresh snow, limited sun, any wind. |
0.5 | 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 (0) / good piste (0)
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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