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Happo One at 1831 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 07 Nov 2025
Now
Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  |  |  | |  |  | | | | | | |  | | |
some clouds | clear | clear | clear | some clouds | some clouds | light rain | heavy rain | light snow | light snow | light snow | snow shwrs | cloudy | some clouds | clear | clear | clear | some clouds | clear | snow shwrs | snow shwrs | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | 1 | 3 | 5 | 1 | — | — | — | — | — | — | — | — | 1 | |
— | — | — | — | — | — | 4 | 18 | 10 | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 3 | 2 | 0 | 4 | 4 | 3 | 4 | 4 | 5 | 0 | -2 | -2 | 0 | 0 | -1 | 4 | 4 | 2 | 5 | 3 | 1 |
min°C | 2 | 0 | 0 | 2 | 3 | 2 | 3 | 4 | 2 | -1 | -2 | -3 | -1 | -2 | -3 | 1 | 2 | 2 | 4 | 2 | -2 |
-2 | -4 | -4 | 0 | 1 | -2 | -2 | 0 | -3 | -7 | -8 | -8 | -5 | -6 | -7 | 1 | -1 | -1 | 1 | -2 | -6 | |
73 | 60 | 69 | 38 | 50 | 47 | 85 | 96 | 93 | 95 | 97 | 72 | 61 | 69 | 63 | 58 | 59 | 36 | 33 | 67 | 77 | |
2350 | 2250 | 1600 | 2350 | 2550 | 2450 | 2500 | 2700 | 2650 | 1900 | 1550 | 1150 | 1450 | 1800 | 1300 | 2400 | 2850 | 2850 | 2550 | 2300 | 1850 | |
 | 6:16 | — | — | 6:18 | — | — | 6:18 | — | — | 6:20 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — |
 | — | 4:45 | — | — | 4:45 | — | — | 4:44 | — | — | 4:44 | — | — | 4:43 | — | — | 4:42 | — | — | 4:40 | — |
Next 0-3 days weather summary:
Heavy rain (total 32.0mm), heaviest during Sun afternoon. Later becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 5°C on Sun night, min 0°C on Fri afternoon). Wind will be generally light.
Next 4-6 days weather summary:
A light covering of new snow, mostly falling on Mon afternoon. Freeze-thaw conditions (max 4°C on Wed morning, min -3°C on Mon night). Wind will be generally light.
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Latest snow reports near Happo One:
27 km away from Happo One
2 hours ago
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is probably falling as rain at the bottom of the ski area from Iizuna Kogen
27 km away from Happo One
3 hours agoRain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is probably falling as rain apart from near the top of the ski area from Iizuna Kogen
Happo One Snow Conditions
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 3 Nov 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow History
Week 1 of November has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.3 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Happo One Forecast Snowfall
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Photos of Happo One
Hakuba Japan by Chris Hocking
The day Happo One by Denis Akira Hayashihara
zoio Happo One by Denis Akira H
Upload new photo Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
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.
Visitor Reviews of Happo One
Overall 3.9 Based on 31 votes and 27 reviews
- Snowsure
- Variety of pistes
- Vote
- 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.
Visitor Reviews of Happo One
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.
Free Snow-Forecast.com weather widget for your website
The Happo One skiing weather widget is available to embed on external websites free of charge. It provides a daily summary of our Happo One snow forecast and current weather conditions. Simply go to the feed configuration page and follow the 3 simple steps to grab the custom html code snippet and paste it into your own site. You can choose the snow forecast elevation (summit, mid-mountain or bottom lift) and metric/imperial units for the snow forecast feed to suit your own website…. Click here to get the code.
View detailed snow forecast for Happo One at:
snow-forecast.com
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