Sign In with AppleBy using Snow-Forecast, you agree to our Terms & Services.
Don't have an account? Join now
Alternatively, you can now use your Outside account to sign in to any brand in the Outside digital ecosystem, including Snow-Forecast, Surf-Forecast, and Mountain-Forecast.
Itoigawa Seaside Valley Weather (Next 3 days): The snow forecast for Itoigawa Seaside Valley is: Heavy rain (total 24.0mm), heaviest during Wed morning. Later becoming colder with a dusting of snow on Wed morning. Very mild (max 13°C on Mon morning, min 1°C on Wed morning). Winds increasing (calm on Mon night, fresh winds from the W by Wed morning).
Itoigawa Seaside Valley Weather (Days 4-6): A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Sat morning, min -4°C on Fri night). Winds decreasing (strong winds from the W on Wed night, calm by Fri night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 11 |  | ||||
| Middle Lift: | 13 | | ||||
| Bottom Lift: | 14 | |
Latest snow reports near Itoigawa Seaside Valley:
Sun 30 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | ||||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  | |  |  |  | |  |  |  |  | | | |  | |  | |  |  | |
clear | clear | clear | light rain | rain shwrs | some clouds | light rain | mod. rain | light snow | mod. snow | heavy snow | light snow | mod. snow | heavy snow | heavy snow | light snow | snow shwrs | some clouds | cloudy | some clouds | |
km/h | ||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | 5 | 9 | 14 | 5 | 6 | 17 | 11 | 4 | — | — | — | — | |
— | — | — | 3 | 4 | — | 3 | 8 | 6 | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 11 | 9 | 13 | 12 | 8 | 10 | 9 | 7 | 3 | 0 | -3 | -1 | -1 | -1 | -1 | -1 | -3 | 2 | 2 | 3 |
min °C | 9 | 9 | 11 | 9 | 7 | 8 | 7 | 4 | 1 | -3 | -3 | -2 | -1 | -1 | -1 | -2 | -4 | 1 | 1 | 1 |
8 | 8 | 9 | 7 | 7 | 7 | 5 | 1 | -5 | -11 | -11 | -7 | -5 | -6 | -6 | -7 | -4 | 1 | -1 | -2 | |
46 | 40 | 46 | 69 | 93 | 66 | 85 | 95 | 98 | 91 | 89 | 93 | 95 | 94 | 96 | 92 | 75 | 58 | 65 | 58 | |
2500 | 2600 | 2450 | 2350 | 2150 | 2200 | 2100 | 1550 | 1250 | 650 | 250 | 450 | 550 | 600 | 600 | 600 | 0 | 900 | 1250 | 1450 | |
 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — |
 | 4:31 | — | — | 4:31 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — |
Heavy rain (total 24.0mm), heaviest during Wed morning. Later becoming colder with a dusting of snow on Wed morning. Very mild (max 13°C on Mon morning, min 1°C on Wed morning). Winds increasing (calm on Mon night, fresh winds from the W by Wed morning).
A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Sat morning, min -4°C on Fri night). Winds decreasing (strong winds from the W on Wed night, calm by Fri night).
Latest snow reports near Itoigawa Seaside Valley:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 18 Nov 2025 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.2 | Powder days Fresh snow, limited sun, any wind. |
0.0 | 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.
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Sign up or Login to access
Nearest