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Happo One Weather (Next 3 days): The snow forecast for Happo One is: A moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 5°C on Sun morning, min -8°C on Fri night). Wind will be generally light.
Happo One Weather (Days 4-6): Light rain (total 8.0mm) at first, then becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 5°C on Mon morning, min -6°C on Tue night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.7 m | -7 |  | |||
| Middle Lift: | -3 | | ||||
| Bottom Lift: | 0.3 m | 0 | |
Latest snow reports near Happo One:
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 9 kms SSE of Iizuna Resort but it is forecast cold enough for snow at higher elevations in the ski area from Iizuna Resort
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 9 kms SSE of Iizuna Resort but it is forecast cold enough for snow at the ski area from Iizuna Resort
Continuous light snow reported from Nagano at 120 metres elevation 9 kms SSE of Iizuna Resort but it is probably falling as rain at the bottom of the ski area from Iizuna Resort
Friday 5 | Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | |  |  |  | |  | | | | | |  | |
mod. snow | light snow | clear | clear | some clouds | clear | some clouds | cloudy | some clouds | light rain | light snow | light snow | clear | some clouds | clear | some clouds | cloudy | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
7 | 4 | — | — | — | — | — | — | — | — | 1 | 3 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | 3 | 5 | — | — | — | — | — | — | — | |
max °C | 0 | 0 | -7 | 3 | 4 | -3 | 5 | 5 | 3 | 5 | 3 | -1 | 2 | 2 | -5 | 4 | 4 | 0 |
min °C | 0 | -4 | -8 | 0 | -4 | -5 | 4 | 3 | 2 | 5 | 0 | -2 | 0 | -4 | -6 | 2 | -1 | -1 |
0 | -7 | -8 | 0 | -7 | -8 | 3 | 1 | 0 | 3 | -3 | -4 | 0 | -4 | -6 | 2 | -3 | -1 | |
91 | 93 | 79 | 53 | 75 | 50 | 76 | 86 | 84 | 92 | 95 | 94 | 80 | 86 | 80 | 62 | 76 | 56 | |
750 | 750 | 0 | 1000 | 1500 | 450 | 1600 | 1750 | 1750 | 1650 | 1300 | 800 | 750 | 950 | 0 | 1100 | 1450 | 1400 | |
 | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — |
 | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — |
A moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 5°C on Sun morning, min -8°C on Fri night). Wind will be generally light.
Light rain (total 8.0mm) at first, then becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 5°C on Mon morning, min -6°C on Tue night). Wind will be generally light.
Latest snow reports near Happo One:
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 9 kms SSE of Iizuna Resort but it is forecast cold enough for snow at higher elevations in the ski area from Iizuna Resort
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 9 kms SSE of Iizuna Resort but it is forecast cold enough for snow at the ski area from Iizuna Resort
Continuous light snow reported from Nagano at 120 metres elevation 9 kms SSE of Iizuna Resort but it is probably falling as rain at the bottom of the ski area from Iizuna Resort
| Top snow depth: | 70 cm |
|---|---|
| Bottom snow depth: | 30 cm |
| Fresh snowfall depth: | 69 cm |
| Last snowfall: | 4 Dec 2025 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.1 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Happo One at the specific elevation of 760 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
It is not raining at all. [note from the editor: thank you for submitting your weather observations. You may like to become an Eyeball Reporter, via Twitter. This review will remain in place for a short time.}
Yoshi from Japan writes:
It is not raining at all.
[note from the editor: thank you for submitting your weather observations. You may like to become an Eyeball Reporter, via Twitter. This review will remain in place for a short time.}
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