Happo One Weather (Next 3 days): The snow forecast for Happo One is: A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -2°C on Thu night, min -10°C on Wed night). Mainly fresh winds.
Happo One Weather (Days 4-6): A moderate fall of snow, heaviest on Mon night. Temperatures will be below freezing (max -2°C on Mon morning, min -13°C on Tue afternoon). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 2.8 m | -8 |  | |||
| Middle Lift: | -6 | | ||||
| Bottom Lift: | 0.8 m | -5 | |
Latest snow reports near Happo One:
Snow is falling in Tangram Ski Circus. from Tangram Ski Circus
Snowing at a moderate rate in Happo One. Strong winds. Cold temperatures. Knee-deep fresh snow! There are some open lifts. from Happo One
Freezing rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen
Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | | |  | | | | |  | |
snow shwrs | cloudy | light snow | heavy snow | snow shwrs | snow shwrs | clear | some clouds | light snow | snow shwrs | clear | clear | some clouds | cloudy | light snow | mod. snow | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | 4 | 14 | 2 | — | — | — | 2 | 1 | — | — | — | — | — | 7 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -7 | -3 | -3 | -2 | -4 | -4 | -5 | -2 | -3 | -5 | -5 | -4 | -5 | -2 | -2 | -3 |
min °C | -10 | -5 | -3 | -5 | -5 | -6 | -6 | -3 | -4 | -8 | -6 | -6 | -6 | -3 | -3 | -6 |
-18 | -11 | -10 | -12 | -12 | -13 | -13 | -10 | -10 | -15 | -12 | -10 | -10 | -7 | -8 | -13 | |
73 | 58 | 94 | 98 | 90 | 70 | 45 | 52 | 87 | 76 | 66 | 73 | 57 | 67 | 88 | 95 | |
0 | 1050 | 1350 | 1300 | 1150 | 1250 | 450 | 1350 | 1400 | 650 | 550 | 950 | 0 | 1300 | 1500 | 1350 | |
 | — | 7:00 | — | — | 7:00 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | — | 4:54 | — | — | 4:55 | — | — | 4:57 | — | — | 4:58 | — | — | 4:59 | — |
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -2°C on Thu night, min -10°C on Wed night). Mainly fresh winds.
A moderate fall of snow, heaviest on Mon night. Temperatures will be below freezing (max -2°C on Mon morning, min -13°C on Tue afternoon). Wind will be generally light.
Latest snow reports near Happo One:
Snow is falling in Tangram Ski Circus. from Tangram Ski Circus
Snowing at a moderate rate in Happo One. Strong winds. Cold temperatures. Knee-deep fresh snow! There are some open lifts. from Happo One
Freezing rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen
| Top snow depth: | 280 cm |
|---|---|
| Bottom snow depth: | 75 cm |
| Fresh snowfall depth: | 38 cm |
| Last snowfall: | 13 Jan 2026 |
| Snow Alerts | Create Alert |
1.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.3 | Powder days Fresh snow, limited sun, any wind. |
1.0 | 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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