Sign In with AppleBy using Snow-Forecast, you agree to our Terms & Services.
Don't have an account? Join now
Alternatively, you can now use your Outside account to sign in to any brand in the Outside digital ecosystem, including Snow-Forecast, Surf-Forecast, and Mountain-Forecast.
Happo One Weather (Next 3 days): The snow forecast for Happo One is: Heavy rain (total 61.0mm), heaviest during Sat night. Very mild (max 14°C on Sat afternoon, min 7°C on Sun night). Wind will be generally light.
Happo One Weather (Days 4-6): Moderate rain (total 19.0mm), heaviest on Wed night. Very mild (max 12°C on Tue morning, min 8°C on Mon morning). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | 11 |  | |||
| Middle Lift: | 14 | | ||||
| Bottom Lift: | 0.0 m | 17 | |
Latest snow reports near Happo One:
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  | | |  |  | | |  | |  | | | | |  | | |
light rain | rain shwrs | light rain | light rain | mod. rain | heavy rain | light rain | light rain | some clouds | some clouds | some clouds | some clouds | cloudy | light rain | cloudy | cloudy | light rain | heavy rain | light rain | heavy rain | light rain | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
2 | 2 | 2 | 2 | 6 | 43 | 2 | 2 | — | — | — | — | — | 2 | — | — | 3 | 14 | 5 | 17 | 4 | |
max°C | 12 | 12 | 11 | 13 | 14 | 13 | 11 | 10 | 8 | 11 | 11 | 9 | 12 | 12 | 10 | 10 | 10 | 11 | 12 | 13 | 13 |
min°C | 11 | 11 | 11 | 12 | 13 | 11 | 10 | 9 | 7 | 8 | 10 | 8 | 10 | 10 | 9 | 10 | 9 | 10 | 11 | 12 | 13 |
11 | 10 | 10 | 10 | 11 | 9 | 8 | 8 | 7 | 8 | 10 | 6 | 9 | 10 | 8 | 9 | 7 | 8 | 9 | 10 | 12 | |
87 | 87 | 91 | 95 | 92 | 97 | 91 | 88 | 79 | 70 | 66 | 81 | 74 | 77 | 85 | 85 | 93 | 97 | 95 | 98 | 96 | |
4100 | 4200 | 4050 | 4400 | 4500 | 4350 | 3750 | 3650 | 3800 | 3600 | 3550 | 3800 | 3850 | 4000 | 3700 | 4100 | 4400 | 4600 | 4600 | 4550 | 4500 | |
 | 5:33 | — | — | 5:33 | — | — | 5:35 | — | — | 5:35 | — | — | 5:35 | — | — | 5:37 | — | — | 5:37 | — | — |
 | — | 5:51 | — | — | 5:49 | — | — | 5:47 | — | — | 5:45 | — | — | 5:45 | — | — | 5:43 | — | — | 5:42 | — |
Heavy rain (total 61.0mm), heaviest during Sat night. Very mild (max 14°C on Sat afternoon, min 7°C on Sun night). Wind will be generally light.
Moderate rain (total 19.0mm), heaviest on Wed night. Very mild (max 12°C on Tue morning, min 8°C on Mon morning). Wind will be generally light.
Latest snow reports near Happo One:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 28 Apr 2025 |
| Snow Alerts | Create Alert |
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. |
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.
Overall 3.9 Based on 31 votes and 27 reviews
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.
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.
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
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Sign up or Login to access
Upload new photo
Nearest