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Happo One Weather (Next 3 days): The snow forecast for Happo One is: Moderate rain (total 10.0mm), heaviest on Tue afternoon giving way to a moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 3°C on Tue morning, min -8°C on Wed night). Wind will be generally light.
Happo One Weather (Days 4-6): A moderate fall of snow, heaviest on Thu night. Turning milder with moderate rain (total 12.0mm), heaviest on Thu night. Freeze-thaw conditions (max 4°C on Sat morning, min -7°C on Fri night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 2.4 m | -12 |  | |||
| Middle Lift: | -10 | | ||||
| Bottom Lift: | 0.5 m | -6 | |
Latest snow reports near Happo One:
Powder day!. It's snowing, the week ahead looks good. from Ikenotaira Onsen Alpenblick
It is snowing steadily at Charmant Hiuchi Snow Resort. from Charmant Hiuchi Snow Resort
It is snowing steadily at Lotte Arai Resort. from Lotte Arai Resort
Snowing in Happo One. from Happo One
Snow falling at Tsugaike Kogen. from Tsugaike Kogen
Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | Saturday 17 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  | |  | | | |  | |  | | |  | | | | |
snow shwrs | clear | snow shwrs | light snow | light snow | heavy snow | light snow | light snow | snow shwrs | cloudy | light snow | light snow | light snow | snow shwrs | clear | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 1 | — | 2 | 13 | 3 | — | — | — | 1 | 5 | 3 | 1 | — | — | — | — | |
— | — | — | 3 | 7 | — | — | — | — | — | 1 | 11 | — | — | — | — | — | — | |
max °C | -2 | -2 | -2 | 3 | 2 | -2 | -2 | -2 | -3 | 3 | 3 | 2 | 2 | 1 | -6 | 4 | 4 | -4 |
min °C | -6 | -7 | -7 | 1 | 0 | -5 | -3 | -7 | -8 | 1 | 1 | 1 | 1 | -5 | -7 | 1 | -3 | -4 |
-9 | -10 | -10 | -2 | -5 | -8 | -6 | -11 | -11 | -1 | -2 | -2 | -1 | -8 | -10 | 0 | -5 | -4 | |
80 | 75 | 79 | 90 | 91 | 91 | 88 | 76 | 82 | 67 | 73 | 98 | 96 | 83 | 70 | 64 | 76 | 79 | |
0 | 500 | 150 | 950 | 1150 | 100 | 300 | 400 | 0 | 1000 | 1350 | 1150 | 950 | 850 | 0 | 950 | 1450 | 400 | |
 | 7:01 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 6:58 | — | — |
 | — | 4:52 | — | — | 4:52 | — | — | 4:53 | — | — | 4:54 | — | — | 4:55 | — | — | 4:57 | — |
Moderate rain (total 10.0mm), heaviest on Tue afternoon giving way to a moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 3°C on Tue morning, min -8°C on Wed night). Wind will be generally light.
A moderate fall of snow, heaviest on Thu night. Turning milder with moderate rain (total 12.0mm), heaviest on Thu night. Freeze-thaw conditions (max 4°C on Sat morning, min -7°C on Fri night). Wind will be generally light.
Latest snow reports near Happo One:
Powder day!. It's snowing, the week ahead looks good. from Ikenotaira Onsen Alpenblick
It is snowing steadily at Charmant Hiuchi Snow Resort. from Charmant Hiuchi Snow Resort
It is snowing steadily at Lotte Arai Resort. from Lotte Arai Resort
Snowing in Happo One. from Happo One
Snow falling at Tsugaike Kogen. from Tsugaike Kogen
| Top snow depth: | 235 cm |
|---|---|
| Bottom snow depth: | 54 cm |
| Fresh snowfall depth: | 99 cm |
| Last snowfall: | 11 Jan 2026 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.4 | Powder days Fresh snow, limited sun, any wind. |
0.6 | 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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