Happo One Weather (Next 3 days): The snow forecast for Happo One is: A light covering of new snow, mostly falling on Tue afternoon. Becoming milder with moderate rain (total 18.0mm) heaviest on Thu night. Freeze-thaw conditions (max 8°C on Thu morning, min -8°C on Tue night). Wind will be generally light.
Happo One Weather (Days 4-6): Heavy rain (total 27.0mm), heaviest during Fri morning. Very mild (max 11°C on Sun morning, min 4°C on Sat morning). Winds decreasing (fresh winds from the WSW on Fri morning, calm by Sun afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.9 m | -1 |  | |||
| Middle Lift: | 0 | | ||||
| Bottom Lift: | 4 |  |
Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  |  |  |  | |  | | | |  | |
light snow | light snow | snow shwrs | clear | clear | clear | some clouds | some clouds | heavy rain | heavy rain | light rain | light rain | light rain | rain shwrs | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
2 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
1 | — | — | — | — | — | — | — | 17 | 20 | 3 | 1 | 2 | 1 | — | — | — | — | |
max °C | 3 | -3 | -7 | 0 | 2 | 3 | 8 | 8 | 5 | 7 | 8 | 8 | 5 | 5 | 6 | 11 | 11 | 9 |
min °C | -1 | -6 | -8 | -4 | 1 | 1 | 6 | 6 | 3 | 6 | 8 | 5 | 4 | 5 | 5 | 8 | 10 | 8 |
-5 | -11 | -15 | -8 | 0 | -2 | 4 | 4 | -1 | 2 | 4 | 2 | 1 | 2 | 5 | 8 | 10 | 6 | |
93 | 92 | 71 | 46 | 45 | 41 | 28 | 35 | 95 | 96 | 92 | 76 | 95 | 73 | 49 | 34 | 44 | 58 | |
2450 | 1050 | 500 | 1250 | 2150 | 2450 | 3300 | 3200 | 2750 | 3450 | 3500 | 3350 | 2500 | 2900 | 3250 | 3200 | 3300 | 3800 | |
 | 5:26 | — | — | 5:24 | — | — | 5:24 | — | — | 5:22 | — | — | 5:20 | — | — | 5:18 | — | — |
 | — | 6:15 | — | — | 6:15 | — | — | 6:16 | — | — | 6:17 | — | — | 6:17 | — | — | 6:19 | — |
A light covering of new snow, mostly falling on Tue afternoon. Becoming milder with moderate rain (total 18.0mm) heaviest on Thu night. Freeze-thaw conditions (max 8°C on Thu morning, min -8°C on Tue night). Wind will be generally light.
Heavy rain (total 27.0mm), heaviest during Fri morning. Very mild (max 11°C on Sun morning, min 4°C on Sat morning). Winds decreasing (fresh winds from the WSW on Fri morning, calm by Sun afternoon).
Latest snow reports near Happo One:
| Top snow depth: | 90 cm |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 2 Apr 2026 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.0 | 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 3.8 Based on 41 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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