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Happo One Weather (Next 3 days): The snow forecast for Happo One is: A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -1°C on Sat afternoon, min -15°C on Sun afternoon). Winds increasing (moderate winds from the SW on Sat morning, gales from the W by Sun afternoon).
Happo One Weather (Days 4-6): A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -4°C on Thu morning, min -12°C on Tue night). Winds decreasing (strong winds from the WSW on Tue afternoon, light winds from the W by Wed morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 2.4 m | -2 |  | |||
| Middle Lift: | 2 | | ||||
| Bottom Lift: | 0.5 m | 6 | |
Latest snow reports near Happo One:
Snowing at a moderate rate in Tangram Ski Circus. from Tangram Ski Circus
Snow is falling at Happo One. from Happo One
It is snowing heavily at Myoko Suginohara. from Myoko Suginohara
It is snowing heavily at Akakura Onsen. from Akakura Onsen
Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  | | |  | |  |  | | | | | |  | | | |
clear | some clouds | heavy snow | heavy snow | heavy snow | heavy snow | snow shwrs | clear | snow shwrs | light snow | heavy snow | heavy snow | light snow | light snow | snow shwrs | cloudy | light snow | heavy snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 16 | 17 | 21 | 30 | — | — | — | 3 | 11 | 22 | 4 | 3 | — | — | 4 | 32 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -2 | -1 | -4 | -11 | -14 | -14 | -10 | -9 | -6 | -5 | -5 | -9 | -11 | -11 | -8 | -4 | -4 | -4 |
min °C | -4 | -3 | -8 | -12 | -15 | -15 | -13 | -9 | -8 | -6 | -7 | -12 | -12 | -11 | -11 | -6 | -4 | -6 |
-10 | -12 | -17 | -25 | -30 | -30 | -22 | -17 | -16 | -14 | -17 | -20 | -20 | -18 | -19 | -13 | -11 | -14 | |
24 | 51 | 96 | 84 | 92 | 91 | 73 | 69 | 66 | 93 | 94 | 92 | 87 | 87 | 67 | 66 | 92 | 97 | |
1200 | 1650 | 1150 | 350 | 0 | 0 | 0 | 500 | 0 | 850 | 1150 | 100 | 200 | 350 | 0 | 750 | 1100 | 1100 | |
 | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — |
 | — | 4:50 | — | — | 4:51 | — | — | 4:52 | — | — | 4:52 | — | — | 4:53 | — | — | 4:54 | — |
A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -1°C on Sat afternoon, min -15°C on Sun afternoon). Winds increasing (moderate winds from the SW on Sat morning, gales from the W by Sun afternoon).
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -4°C on Thu morning, min -12°C on Tue night). Winds decreasing (strong winds from the WSW on Tue afternoon, light winds from the W by Wed morning).
Latest snow reports near Happo One:
Snowing at a moderate rate in Tangram Ski Circus. from Tangram Ski Circus
Snow is falling at Happo One. from Happo One
It is snowing heavily at Myoko Suginohara. from Myoko Suginohara
It is snowing heavily at Akakura Onsen. from Akakura Onsen
| Top snow depth: | 240 cm |
|---|---|
| Bottom snow depth: | 54 cm |
| Fresh snowfall depth: | 39 cm |
| Last snowfall: | 8 Jan 2026 |
| Snow Alerts | Create Alert |
1.5 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.2 | Powder days Fresh snow, limited sun, any wind. |
1.1 | 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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