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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. Becoming milder with light rain (total 9.0mm) on Tue afternoon. Freeze-thaw conditions (max 3°C on Tue morning, min -8°C on Sun night). Wind will be generally light.
Happo One Weather (Days 4-6): A dusting of snow giving way to moderate rain (total 11.0mm) heaviest on Thu night. Freeze-thaw conditions (max 3°C on Thu morning, min -8°C on Wed night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 2.4 m | -7 |  | |||
| Middle Lift: | -3 | | ||||
| Bottom Lift: | 0.5 m | 0 |  |
Latest snow reports near Happo One:
Great snow conditions throughout area. Cloudy and snowy today. from Ikenotaira Onsen Alpenblick
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
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
Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | | | | | |  |  | |  |  | |  | |
light snow | heavy snow | heavy snow | snow shwrs | clear | snow shwrs | light snow | light snow | mod. snow | snow shwrs | snow shwrs | some clouds | cloudy | light snow | light snow | rain shwrs | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
4 | 27 | 33 | 1 | — | — | 1 | 1 | 9 | 1 | 1 | — | — | 2 | — | — | — | — | |
— | — | — | — | — | — | 4 | 5 | — | — | — | — | — | 1 | 8 | 2 | — | — | |
max °C | -1 | -4 | -6 | -3 | -2 | -2 | 3 | 2 | -2 | -1 | -1 | -3 | 3 | 3 | 3 | 3 | 3 | -4 |
min °C | -2 | -6 | -8 | -5 | -7 | -7 | 1 | 0 | -5 | -2 | -5 | -8 | 1 | 1 | 1 | 3 | -3 | -5 |
-6 | -13 | -12 | -8 | -10 | -10 | -2 | -4 | -8 | -4 | -8 | -11 | -1 | -2 | -2 | 0 | -3 | -5 | |
79 | 91 | 89 | 83 | 74 | 73 | 93 | 94 | 91 | 85 | 78 | 77 | 64 | 76 | 95 | 88 | 86 | 59 | |
550 | 150 | 0 | 0 | 500 | 0 | 900 | 1100 | 100 | 350 | 600 | 0 | 1050 | 1400 | 1450 | 1250 | 1200 | 350 | |
 | 7:01 | — | — | 7:01 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — |
 | — | 4:51 | — | — | 4:52 | — | — | 4:52 | — | — | 4:53 | — | — | 4:54 | — | — | 4:55 | — |
A heavy fall of snow, heaviest during Sun afternoon. Becoming milder with light rain (total 9.0mm) on Tue afternoon. Freeze-thaw conditions (max 3°C on Tue morning, min -8°C on Sun night). Wind will be generally light.
A dusting of snow giving way to moderate rain (total 11.0mm) heaviest on Thu night. Freeze-thaw conditions (max 3°C on Thu morning, min -8°C on Wed night). Wind will be generally light.
Latest snow reports near Happo One:
Great snow conditions throughout area. Cloudy and snowy today. from Ikenotaira Onsen Alpenblick
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
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: | 235 cm |
|---|---|
| Bottom snow depth: | 54 cm |
| Fresh snowfall depth: | 19 cm |
| Last snowfall: | 10 Jan 2026 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.4 | Powder days Fresh snow, limited sun, any wind. |
0.6 | 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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