Happo One Weather (Next 3 days): The snow forecast for Happo One is: Moderate rain (total 17.0mm), heaviest on Wed night. Freeze-thaw conditions (max 12°C on Sat morning, min 0°C on Thu night). Wind will be generally light.
Happo One Weather (Days 4-6): Heavy rain (total 44.0mm), heaviest during Mon night. Very mild (max 14°C on Sun afternoon, min 3°C on Sat night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 1.9 m | -1 |  | |||
| Middle Lift: | 2 | | ||||
| Bottom Lift: | 0.25 m | 5 |  |
Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  | |  |  | | | | | | |  |  | | |  | |
mod. rain | light rain | light rain | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | light rain | light rain | heavy rain | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
9 | 5 | 3 | — | — | — | — | — | — | — | — | — | — | 3 | 1 | 29 | |
max °C | 5 | 6 | 5 | 3 | 11 | 11 | 4 | 12 | 11 | 4 | 13 | 14 | 7 | 10 | 11 | 9 |
min °C | 5 | 6 | 5 | 0 | 7 | 6 | 3 | 10 | 6 | 3 | 9 | 9 | 7 | 8 | 9 | 7 |
4 | 6 | 4 | 0 | 7 | 6 | 2 | 10 | 5 | 3 | 9 | 9 | 6 | 6 | 8 | 7 | |
98 | 99 | 99 | 86 | 50 | 52 | 72 | 51 | 47 | 62 | 37 | 41 | 62 | 88 | 80 | 97 | |
1600 | 1700 | 1650 | 1150 | 1800 | 2050 | 1650 | 1950 | 2050 | 1600 | 2100 | 2450 | 2250 | 1950 | 2450 | 2500 | |
 | — | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — |
 | — | — | 6:04 | — | — | 6:05 | — | — | 6:06 | — | — | 6:07 | — | — | 6:07 | — |
Moderate rain (total 17.0mm), heaviest on Wed night. Freeze-thaw conditions (max 12°C on Sat morning, min 0°C on Thu night). Wind will be generally light.
Heavy rain (total 44.0mm), heaviest during Mon night. Very mild (max 14°C on Sun afternoon, min 3°C on Sat night). Wind will be generally light.
Latest snow reports near Happo One:
Continuous light 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: | 190 cm |
|---|---|
| Bottom snow depth: | 25 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 20 Mar 2026 |
| Snow Alerts | Create Alert |
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | 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 3.8 Based on 41 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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