Itoigawa Seaside Valley Weather (Next 3 days): The snow forecast for Itoigawa Seaside Valley is: Moderate rain (total 17.0mm), heaviest on Tue night. Very mild (max 11°C on Thu morning, min 3°C on Mon night). Wind will be generally light.
Itoigawa Seaside Valley Weather (Days 4-6): Light rain (total 8.0mm), mostly falling on Fri night. Very mild (max 12°C on Fri morning, min 1°C on Sat morning). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 3 |  | ||||
| Middle Lift: | 4 | | ||||
| Bottom Lift: | 5 | |
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  | | | |  |  |  | | | |
some clouds | cloudy | cloudy | heavy rain | mod. rain | cloudy | clear | clear | clear | clear | cloudy | some clouds | mod. rain | light snow | light snow | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | 11 | 6 | — | — | — | — | — | — | — | 6 | 2 | — | — | |
max °C | 4 | 8 | 8 | 7 | 7 | 7 | 8 | 11 | 11 | 10 | 12 | 12 | 11 | 3 | 1 | 3 |
min °C | 3 | 6 | 7 | 4 | 5 | 7 | 7 | 9 | 10 | 9 | 10 | 11 | 5 | 1 | 1 | 1 |
1 | 6 | 6 | 2 | 5 | 6 | 6 | 9 | 9 | 8 | 10 | 11 | 1 | -3 | -3 | -2 | |
74 | 48 | 61 | 91 | 98 | 92 | 86 | 72 | 73 | 79 | 73 | 69 | 78 | 95 | 93 | 47 | |
1700 | 2200 | 2400 | 2100 | 1800 | 2300 | 2750 | 3050 | 3050 | 2700 | 2550 | 2750 | 2500 | 1200 | 850 | 1250 | |
 | — | 6:26 | — | — | 6:24 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — |
 | — | — | 5:36 | — | — | 5:37 | — | — | 5:37 | — | — | 5:38 | — | — | 5:39 | — |
Moderate rain (total 17.0mm), heaviest on Tue night. Very mild (max 11°C on Thu morning, min 3°C on Mon night). Wind will be generally light.
Light rain (total 8.0mm), mostly falling on Fri night. Very mild (max 12°C on Fri morning, min 1°C on Sat morning). Wind will be generally light.
Latest snow reports near Itoigawa Seaside Valley:
For Happo One: Calm. Well above freezing today. Only a dusting of new snow. Lifts are all open. from Happo One
Very good piste conditions, best at top. Overcast skies, mild temperatures. from Ikenotaira Onsen Alpenblick
Snowing at a moderate rate at altitude in Tsugaike Kogen. from Tsugaike Kogen
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 18 Feb 2026 |
| Snow Alerts | Create Alert |
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.5 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
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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