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Happo One Weather (Next 3 days): The snow forecast for Happo One is: A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max 0°C on Tue night, min -13°C on Wed night). Winds increasing (light winds from the WSW on Tue night, strong winds from the W by Wed night).
Happo One Weather (Days 4-6): A dusting of new snow. Freeze-thaw conditions (max 1°C on Mon morning, min -9°C on Fri night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -1 |  | |||
| Middle Lift: | 3 |  | ||||
| Bottom Lift: | 0.0 m | 6 | |
Latest snow reports near Happo One:
Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | Sunday 7 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  | |  | | |  |  |  |  |  | | | | |
light snow | light snow | heavy snow | heavy snow | light snow | snow shwrs | heavy snow | heavy snow | mod. snow | clear | clear | some clouds | some clouds | some clouds | clear | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
1 | 4 | 12 | 42 | 4 | — | 15 | 12 | 7 | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | -2 | -5 | -11 | -11 | -10 | -8 | -7 | -8 | -6 | -2 | -1 | -3 | -1 | -1 | 0 |
min °C | -2 | -3 | -8 | -13 | -13 | -12 | -9 | -8 | -9 | -9 | -3 | -2 | -3 | -2 | -1 | -1 |
-6 | -8 | -16 | -24 | -22 | -20 | -18 | -15 | -15 | -15 | -7 | -6 | -8 | -7 | -6 | -5 | |
88 | 85 | 90 | 93 | 86 | 70 | 92 | 96 | 93 | 58 | 30 | 53 | 26 | 76 | 62 | 41 | |
1750 | 1600 | 1150 | 100 | 0 | 350 | 550 | 650 | 750 | 0 | 1100 | 1550 | 700 | 1600 | 1700 | 1500 | |
 | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — |
 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — |
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max 0°C on Tue night, min -13°C on Wed night). Winds increasing (light winds from the WSW on Tue night, strong winds from the W by Wed night).
A dusting of new snow. Freeze-thaw conditions (max 1°C on Mon morning, min -9°C on Fri night). Wind will be generally light.
Latest snow reports near Happo One:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 28 Nov 2025 |
| Snow Alerts | Create Alert |
1.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.0 | Powder days Fresh snow, limited sun, any wind. |
0.7 | 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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