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Japan Weekly Roundup #302
Weekly Snow News for Japan, updated 19 February 2026: Honshu and Hokkaido remain in excellent midwinter shape with regular snowfall and deep bases.
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Chateau Shiozawa at 394 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 20 Feb 2026
Chateau Shiozawa Weather
(Next 3 days):
Chateau Shiozawa Weather (Days 4-6):
Light rain (total 4.0mm), mostly falling on Tue night. Very mild (max 13°C on Thu morning, min 3°C on Mon night). Wind will be generally light.Chateau Shiozawa Weather (Days 7-16):
Now
Fri 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | |  |  | |  |  | |  | | | | |
cloudy | clear | clear | clear | clear | clear | clear | rain shwrs | light rain | cloudy | some clouds | some clouds | cloudy | light rain | light rain | light rain | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | 1 | 2 | — | — | — | — | 1 | 2 | 1 | — | |
max °C | 5 | 0 | 8 | 9 | 4 | 12 | 13 | 9 | 4 | 4 | 4 | 10 | 11 | 7 | 6 | 8 | 7 |
min °C | 1 | -1 | 6 | 5 | 4 | 9 | 9 | 6 | 4 | 4 | 3 | 8 | 9 | 5 | 5 | 8 | 6 |
1 | -3 | 6 | 4 | 2 | 8 | 7 | 6 | 2 | 2 | 3 | 7 | 7 | 5 | 5 | 8 | 4 | |
58 | 70 | 50 | 58 | 65 | 56 | 46 | 61 | 91 | 79 | 86 | 69 | 65 | 95 | 97 | 85 | 85 | |
1100 | 0 | 1300 | 1550 | 2050 | 2500 | 2600 | 2500 | 1000 | 1000 | 1300 | 2200 | 2300 | 2150 | 1700 | 2250 | 2500 | |
 | — | — | 6:26 | — | — | 6:24 | — | — | 6:24 | — | — | 6:22 | — | — | 6:22 | — | — |
 | 5:29 | — | — | 5:30 | — | — | 5:30 | — | — | 5:31 | — | — | 5:32 | — | — | 5:34 | — |
Next 0-3 days weather summary:
Light rain (total 3.0mm), mostly falling on Sun night. Freeze-thaw conditions (max 13°C on Sun afternoon, min -1°C on Fri night). Wind will be generally light.
Next 4-6 days weather summary:
Light rain (total 4.0mm), mostly falling on Tue night. Very mild (max 13°C on Thu morning, min 3°C on Mon night). Wind will be generally light.
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Latest snow reports near Chateau Shiozawa:
37 km away from Chateau Shiozawa
32 hours ago
Snowing at Nozawa Onsen. from Nozawa Onsen
37 km away from Chateau Shiozawa
34 hours agoIt is snowing heavily in Nozawa Onsen. from Nozawa Onsen
37 km away from Chateau Shiozawa
36 hours agoFor Nozawa Onsen: Not much wind here, just a light breeze. Cold. The new snow is ankle deep. Every lift is open. from Nozawa Onsen
37 km away from Chateau Shiozawa
37 hours agoSnow is falling at Nozawa Onsen. from Nozawa Onsen
14 km away from Chateau Shiozawa
39 hours agoSnowing at Muikamachi Hakkaisan. from Muikamachi Hakkaisan
Chateau Shiozawa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 15 cm |
| Last snowfall: | 19 Feb 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (1) / good piste (1)
Snow History
Week 3 of February has on average:
0.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.9 | Powder days Fresh snow, limited sun, any wind. |
0.2 | Bluebird days Average snow, mostly sunny, light wind. |
Chateau Shiozawa Forecast Snowfall
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Other resorts in Japan - Niigata are reporting: powder (1) / good piste (1)
The above table gives the weather forecast for Chateau Shiozawa at the specific elevation of 394 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Chateau Shiozawa. 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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