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Happo One Weather (Next 3 days): The snow forecast for Happo One is: Moderate rain (total 17.0mm) on Thu night. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 7°C on Thu morning, min -10°C on Fri night). Wind will be generally light.
Happo One Weather (Days 4-6): Heavy rain (total 22.0mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 4°C on Sun morning, min -8°C on Mon night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.9 m | -5 |  | |||
| Middle Lift: | -3 | | ||||
| Bottom Lift: | 0.3 m | -2 | |
Latest snow reports near Happo One:
Wed 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | | |  | |  | | |  | |
snow shwrs | some clouds | some clouds | cloudy | heavy snow | mod. snow | light snow | light snow | some clouds | cloudy | light snow | heavy rain | mod. snow | mod. snow | light snow | light snow | snow shwrs | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | 17 | 5 | 2 | — | — | — | — | — | 6 | 9 | 2 | 2 | — | |
2 | — | — | — | 15 | — | — | — | — | — | 2 | 15 | 5 | — | — | — | — | |
max °C | 3 | -1 | 7 | 7 | 3 | -3 | -4 | -6 | 1 | 2 | 1 | 4 | 4 | 0 | 0 | 0 | -5 |
min °C | 0 | -3 | 4 | 3 | -3 | -4 | -8 | -10 | -2 | -3 | -3 | 4 | 1 | -2 | -1 | -3 | -8 |
0 | -6 | 2 | 0 | -7 | -8 | -11 | -10 | -2 | -6 | -7 | 3 | -2 | -5 | -4 | -6 | -8 | |
95 | 60 | 51 | 63 | 97 | 88 | 82 | 87 | 66 | 77 | 76 | 99 | 98 | 94 | 90 | 88 | 88 | |
1150 | 650 | 1650 | 1800 | 900 | 0 | 0 | 0 | 450 | 1000 | 950 | 1700 | 1400 | 650 | 600 | 700 | 0 | |
 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — |
 | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:32 | — | — | 4:32 | — | — | 4:32 | — |
Moderate rain (total 17.0mm) on Thu night. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 7°C on Thu morning, min -10°C on Fri night). Wind will be generally light.
Heavy rain (total 22.0mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 4°C on Sun morning, min -8°C on Mon night). Wind will be generally light.
Latest snow reports near Happo One:
| Top snow depth: | 89 cm |
|---|---|
| Bottom snow depth: | 30 cm |
| Fresh snowfall depth: | 12 cm |
| Last snowfall: | 9 Dec 2025 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | 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 Happo One at the specific elevation of 760 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Happo One. 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.
Overall 3.9 Based on 31 votes and 27 reviews
It is not raining at all. [note from the editor: thank you for submitting your weather observations. You may like to become an Eyeball Reporter, via Twitter. This review will remain in place for a short time.}
Yoshi from Japan writes:
It is not raining at all.
[note from the editor: thank you for submitting your weather observations. You may like to become an Eyeball Reporter, via Twitter. This review will remain in place for a short time.}
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