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Happo One Weather (Next 3 days): The snow forecast for Happo One is: Mild at first with light rain (total 6.0mm) on Tue afternoon followed by colder weather and light 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): Moderate rain (total 18.0mm) heaviest on Thu night, then becoming colder with a dusting of snow on Fri morning. Freeze-thaw conditions (max 4°C on Sat morning, min -6°C on Fri night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 2.5 m | -8 |  | |||
| Middle Lift: | -5 | | ||||
| Bottom Lift: | 0.6 m | -1 | |
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 | some clouds | snow shwrs | light snow | light snow | heavy snow | light snow | snow shwrs | snow shwrs | cloudy | light snow | heavy rain | light snow | snow shwrs | clear | clear | snow shwrs | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | 2 | 11 | 3 | — | — | — | 1 | — | 2 | — | — | — | — | — | |
— | — | — | 2 | 4 | — | — | — | — | — | 1 | 14 | 3 | — | — | — | — | — | |
max °C | -2 | -1 | -3 | 3 | 3 | -1 | -2 | -2 | -4 | 3 | 3 | 2 | 2 | 2 | -5 | 4 | 3 | -2 |
min °C | -6 | -7 | -7 | 0 | 0 | -6 | -3 | -7 | -8 | 0 | 1 | 1 | 2 | -4 | -6 | 2 | 0 | -5 |
-9 | -10 | -10 | -4 | -4 | -9 | -6 | -11 | -11 | -2 | -2 | -1 | 0 | -6 | -6 | 0 | -2 | -5 | |
81 | 75 | 77 | 89 | 90 | 91 | 87 | 74 | 82 | 68 | 74 | 98 | 95 | 87 | 69 | 60 | 80 | 90 | |
0 | 500 | 0 | 900 | 1200 | 0 | 300 | 400 | 0 | 950 | 1350 | 1200 | 1050 | 1000 | 0 | 1150 | 1350 | 450 | |
 | 7:01 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 6:58 | — | — |
 | — | 4:52 | — | — | 4:52 | — | — | 4:53 | — | — | 4:54 | — | — | 4:55 | — | — | 4:57 | — |
Mild at first with light rain (total 6.0mm) on Tue afternoon followed by colder weather and light 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.
Moderate rain (total 18.0mm) heaviest on Thu night, then becoming colder with a dusting of snow on Fri morning. Freeze-thaw conditions (max 4°C on Sat morning, min -6°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: | 245 cm |
|---|---|
| Bottom snow depth: | 60 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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