Sign In with Apple
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Long-Range Winter 2025-2026 Snow Forecast
The long-range outlook for winter 2025-26 suggests cold, snowy “old-school” conditions in the northern regions of North America and Europe.
View forecast
Happo One at 1831 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 09 Oct 2025
Now
Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  |  | | | | | |  |  |  | | |  | |
cloudy | some clouds | clear | cloudy | cloudy | light rain | light rain | cloudy | cloudy | rain shwrs | light rain | light rain | cloudy | cloudy | cloudy | mod. rain | heavy rain | mod. rain | rain shwrs | light rain | rain shwrs | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | 2 | 1 | — | — | 2 | 2 | 2 | — | — | — | 6 | 16 | 8 | 1 | 2 | 1 | |
max°C | 11 | 10 | 8 | 8 | 8 | 9 | 10 | 12 | 13 | 15 | 14 | 12 | 8 | 9 | 8 | 8 | 8 | 9 | 11 | 10 | 10 |
min°C | 10 | 9 | 7 | 8 | 8 | 8 | 9 | 11 | 12 | 14 | 13 | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 10 |
10 | 8 | 5 | 6 | 6 | 7 | 7 | 9 | 10 | 13 | 13 | 9 | 8 | 8 | 7 | 8 | 8 | 7 | 10 | 10 | 10 | |
85 | 82 | 78 | 75 | 82 | 83 | 93 | 89 | 83 | 84 | 85 | 95 | 98 | 93 | 88 | 100 | 99 | 96 | 90 | 95 | 87 | |
4750 | 4600 | 4400 | 4050 | 3900 | 4050 | 4300 | 4400 | 4350 | 4400 | 4550 | 4550 | 4250 | 4150 | 3800 | 3800 | 3750 | 3650 | 3650 | 3650 | 3700 | |
 | 5:50 | — | — | 5:50 | — | — | 5:50 | — | — | 5:52 | — | — | 5:52 | — | — | 5:54 | — | — | 5:54 | — | — |
 | — | 5:21 | — | — | 5:20 | — | — | 5:17 | — | — | 5:16 | — | — | 5:15 | — | — | 5:14 | — | — | 5:13 | — |
Next 0-3 days weather summary:
Light rain (total 3.0mm), mostly falling on Fri night. Very mild (max 13°C on Sat night, min 7°C on Thu night). Wind will be generally light.
Next 4-6 days weather summary:
Heavy rain (total 36.0mm), heaviest during Tue afternoon. Very mild (max 15°C on Sun morning, min 8°C on Mon morning). Wind will be generally light.
Popular Happo One Pages
Snow Radar
Latest snow reports near Happo One:
Happo One Snow Conditions
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 28 Apr 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow-Forecast Partner Offers
Snow History
Week 2 of October has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Happo One Forecast Snowfall
Sign up or Login to accessSnow-Forecast Partner Offers
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
Nearest