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Happo One Weather (Next 3 days): The snow forecast for Happo One is: Moderate rain (total 12.0mm), heaviest on Sun afternoon giving way to a moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 6°C on Sun morning, min -8°C on Mon afternoon). Wind will be generally light.
Happo One Weather (Days 4-6): A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 2°C on Wed afternoon, min -13°C on Fri afternoon). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 1.3 m | 5 |  | |||
| Middle Lift: | 8 | | ||||
| Bottom Lift: | 0.6 m | 11 | |
Latest snow reports near Happo One:
Pistes soften up fast in the strong sun. Mostly sunny with increasing clouds. from Ikenotaira Onsen Alpenblick
For Togakushi: Calm. Temperatures are around freezing. No new snow. Every lift is open. Snow conditions on piste are good. Packed snow off-piste. from Togakushi
Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  | | |  |  | |  | |  | | | | | | |  | |
light rain | light snow | mod. snow | light snow | light snow | clear | some clouds | some clouds | light snow | light snow | mod. snow | light snow | light snow | some clouds | mod. snow | light snow | mod. snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 3 | 6 | 1 | — | — | — | — | 2 | 3 | 9 | 2 | — | — | 6 | 5 | 6 | 3 | |
2 | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 6 | 3 | -3 | -6 | -6 | -4 | 0 | 0 | 0 | 1 | 2 | 2 | -2 | -2 | -4 | -9 | -11 | -12 |
min °C | 5 | 0 | -6 | -7 | -8 | -7 | -2 | -1 | -1 | 0 | 1 | -2 | -2 | -3 | -8 | -9 | -13 | -13 |
2 | -3 | -12 | -13 | -11 | -7 | -5 | -5 | -6 | -6 | -3 | -6 | -6 | -7 | -14 | -15 | -19 | -21 | |
72 | 99 | 94 | 73 | 72 | 48 | 37 | 54 | 89 | 96 | 98 | 87 | 75 | 72 | 93 | 87 | 90 | 86 | |
2800 | 2350 | 1250 | 600 | 750 | 0 | 1350 | 1900 | 1750 | 1900 | 2200 | 1950 | 1350 | 1450 | 950 | 650 | 350 | 0 | |
 | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | 4:35 | — | — | 4:36 | — | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — |
Moderate rain (total 12.0mm), heaviest on Sun afternoon giving way to a moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 6°C on Sun morning, min -8°C on Mon afternoon). Wind will be generally light.
A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 2°C on Wed afternoon, min -13°C on Fri afternoon). Wind will be generally light.
Latest snow reports near Happo One:
Pistes soften up fast in the strong sun. Mostly sunny with increasing clouds. from Ikenotaira Onsen Alpenblick
For Togakushi: Calm. Temperatures are around freezing. No new snow. Every lift is open. Snow conditions on piste are good. Packed snow off-piste. from Togakushi
| Top snow depth: | 130 cm |
|---|---|
| Bottom snow depth: | 63 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 17 Dec 2025 |
| Snow Alerts | Create Alert |
1.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.9 | Powder days Fresh snow, limited sun, any wind. |
1.2 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Happo One at the specific elevation of 1831 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
Unfortunately, 2019/20 is shaping up as the worst season in decades. Happo is a great mountain, but unfortunately, snow conditions are just like back home, icy at the top and wet muck from the middle to bottom, with that famous Japan powder, just something others talk about.
Mick from Australia writes:
Unfortunately, 2019/20 is shaping up as the worst season in decades.
Happo is a great mountain, but unfortunately, snow conditions are just like back home, icy at the top and wet muck from the middle to bottom, with that famous Japan powder, just something others talk about.
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