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Itoigawa Seaside Valley Weather (Next 3 days): The snow forecast for Itoigawa Seaside Valley is: Heavy rain (total 22.0mm), mainly falling Sun afternoon. Becoming colder with a light covering of snow, mostly falling on Sun night. Freeze-thaw conditions (max 12°C on Sat morning, min -1°C on Mon morning). Wind will be generally light.
Itoigawa Seaside Valley Weather (Days 4-6): Heavy rain (total 32.0mm), heaviest during Wed afternoon. Later becoming colder with a dusting of snow on Thu morning. Freeze-thaw conditions (max 8°C on Wed morning, min -2°C on Mon afternoon). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 7 |  | ||||
| Middle Lift: | 7 | | ||||
| Bottom Lift: | 4 | |
Latest snow reports near Itoigawa Seaside Valley:
Partly cloudy at Madarao Kogen. Just a light breeze today. Feeling cold here today. There is a dusting of fresh snow. Packed snow on piste. The off-piste has an icy crust. from Madarao Kogen
Fri 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | | |  |  |  |  |  | | |  | |  |  | | | |
clear | clear | clear | clear | some clouds | cloudy | heavy rain | light snow | light snow | light snow | clear | some clouds | clear | rain shwrs | mod. rain | heavy rain | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | 3 | 2 | — | — | — | — | — | — | — | 1 | |
— | — | — | — | — | — | 17 | 5 | — | — | — | — | — | 2 | 6 | 18 | 6 | |
max °C | 9 | 8 | 12 | 12 | 11 | 12 | 9 | 3 | -1 | -1 | 1 | 6 | 7 | 7 | 8 | 8 | 4 |
min °C | 7 | 6 | 10 | 10 | 10 | 11 | 5 | 0 | -1 | -2 | -2 | 3 | 6 | 6 | 7 | 6 | 1 |
6 | 4 | 9 | 9 | 9 | 10 | 3 | -4 | -4 | -4 | -2 | 2 | 4 | 4 | 4 | 4 | -2 | |
50 | 48 | 72 | 73 | 62 | 66 | 98 | 97 | 93 | 86 | 65 | 46 | 52 | 70 | 84 | 90 | 96 | |
2550 | 2450 | 2500 | 2650 | 2800 | 2800 | 2500 | 1000 | 550 | 550 | 0 | 1750 | 2100 | 2350 | 2550 | 2400 | 1250 | |
 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — |
 | 4:34 | — | — | 4:34 | — | — | 4:34 | — | — | 4:35 | — | — | 4:35 | — | — | 4:36 | — |
Heavy rain (total 22.0mm), mainly falling Sun afternoon. Becoming colder with a light covering of snow, mostly falling on Sun night. Freeze-thaw conditions (max 12°C on Sat morning, min -1°C on Mon morning). Wind will be generally light.
Heavy rain (total 32.0mm), heaviest during Wed afternoon. Later becoming colder with a dusting of snow on Thu morning. Freeze-thaw conditions (max 8°C on Wed morning, min -2°C on Mon afternoon). Wind will be generally light.
Latest snow reports near Itoigawa Seaside Valley:
Partly cloudy at Madarao Kogen. Just a light breeze today. Feeling cold here today. There is a dusting of fresh snow. Packed snow on piste. The off-piste has an icy crust. from Madarao Kogen
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 5 cm |
| Last snowfall: | 18 Dec 2025 |
| Snow Alerts | Create Alert |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.2 | 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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