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Itoigawa Seaside Valley at 740 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 26 Dec 2025
Now
Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | |  | |  | |  |  | |  | | | |
heavy snow | heavy snow | snow shwrs | some clouds | some clouds | light snow | some clouds | some clouds | clear | some clouds | cloudy | snow shwrs | mod. rain | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
19 | 14 | 6 | — | — | — | — | — | — | — | — | 1 | — | 3 | 2 | — | 1 | 8 | |
— | — | — | — | — | — | — | — | — | — | — | 2 | 7 | — | — | — | — | — | |
max °C | -4 | -6 | -7 | -3 | -2 | -2 | 2 | 2 | 0 | 4 | 4 | 3 | 2 | 1 | -1 | 0 | 0 | -2 |
min °C | -5 | -7 | -9 | -5 | -4 | -3 | 0 | -1 | 0 | 2 | 3 | 2 | 2 | 0 | -3 | -1 | -2 | -3 |
-13 | -16 | -14 | -8 | -8 | -8 | -3 | -3 | -2 | 0 | 0 | -2 | -2 | -4 | -8 | -6 | -7 | -8 | |
95 | 91 | 91 | 64 | 71 | 88 | 78 | 83 | 66 | 50 | 61 | 90 | 94 | 97 | 82 | 76 | 83 | 89 | |
250 | 0 | 0 | 0 | 500 | 200 | 800 | 1000 | 600 | 1250 | 1550 | 1200 | 1100 | 950 | 300 | 600 | 800 | 150 | |
 | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:01 | — | — |
 | — | 4:37 | — | — | 4:37 | — | — | 4:38 | — | — | 4:38 | — | — | 4:39 | — | — | 4:40 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Sun morning, min -9°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri afternoon, calm by Sun afternoon).
Next 4-6 days weather summary:
Mild at first with light rain (total 9.0mm) on Tue morning followed by colder weather and light fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 4°C on Mon morning, min -3°C on Tue night). Wind will be generally light.
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Latest snow reports near Itoigawa Seaside Valley:
33 km away from Itoigawa Seaside Valley
1 hour ago
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen
34 km away from Itoigawa Seaside Valley
1 hour agoIntermittent moderate 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
29 km away from Itoigawa Seaside Valley
2 hours ago
Snow is falling in Hakuba 47. from Hakuba 47
21 km away from Itoigawa Seaside Valley
6 hours agoThere is heavy snow falling at Tsugaike Kogen. from Tsugaike Kogen
21 km away from Itoigawa Seaside Valley
6 hours agoIt is snowing heavily in Tsugaike Kogen. from Tsugaike Kogen
Itoigawa Seaside Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 11 cm |
| Last snowfall: | 25 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
Snow History
Week 4 of December has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.7 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Itoigawa Seaside Valley Forecast Snowfall
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Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Itoigawa Seaside Valley at the specific elevation of 740 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Itoigawa Seaside Valley. 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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