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.
Osa Weather (Next 3 days): The snow forecast for Osa is: Heavy rain (total 84.0mm), heaviest during Tue morning. Warm (max 22°C on Wed afternoon, min 17°C on Thu night). Wind will be generally light.
Osa Weather (Days 4-6): Light rain (total 2.0mm), mostly falling on Sun afternoon. Warm (max 25°C on Sun morning, min 19°C on Fri morning). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 19 |  | ||||
| Bottom Lift: | 20 | |
Latest snow reports near Osa:
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
| |  |  |  |  | |  |  |  | |  | | | | | | | | | | |
heavy rain | heavy rain | light rain | light rain | risk thun- der | rain shwrs | light rain | rain shwrs | some clouds | clear | clear | clear | clear | clear | clear | clear | risk thun- der | clear | clear | rain shwrs | some clouds | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
52 | 15 | 5 | 2 | 2 | 3 | 4 | 1 | — | — | — | — | — | — | — | — | 2 | — | — | 1 | — | |
max°C | 20 | 20 | 21 | 21 | 22 | 21 | 19 | 21 | 18 | 21 | 21 | 20 | 24 | 24 | 22 | 25 | 24 | 23 | 26 | 26 | 23 |
min°C | 20 | 20 | 20 | 21 | 22 | 19 | 19 | 20 | 17 | 19 | 21 | 19 | 22 | 23 | 21 | 23 | 24 | 22 | 24 | 24 | 23 |
20 | 20 | 20 | 21 | 22 | 19 | 19 | 20 | 16 | 19 | 21 | 19 | 22 | 23 | 21 | 23 | 24 | 22 | 24 | 24 | 23 | |
97 | 99 | 93 | 92 | 83 | 95 | 100 | 76 | 80 | 71 | 71 | 70 | 71 | 68 | 76 | 73 | 83 | 86 | 73 | 70 | 87 | |
4950 | 4900 | 5000 | 4950 | 4900 | 4800 | 4800 | 4900 | 5250 | 5200 | 5250 | 5250 | 5200 | 5150 | 5250 | 5100 | 5250 | 5350 | 5150 | 5250 | 5250 | |
 | 4:58 | — | — | 4:58 | — | — | 4:58 | — | — | 4:58 | — | — | 5:00 | — | — | 5:00 | — | — | 5:00 | — | — |
 | — | 7:28 | — | — | 7:28 | — | — | 7:28 | — | — | 7:28 | — | — | 7:28 | — | — | 7:28 | — | — | 7:28 | — |
Heavy rain (total 84.0mm), heaviest during Tue morning. Warm (max 22°C on Wed afternoon, min 17°C on Thu night). Wind will be generally light.
Light rain (total 2.0mm), mostly falling on Sun afternoon. Warm (max 25°C on Sun morning, min 19°C on Fri morning). Wind will be generally light.
Latest snow reports near Osa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 15 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 Osa at the specific elevation of 865 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Osa. 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.
The Osa skiing weather widget is available to embed on external websites free of charge. It provides a daily summary of our Osa 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 Osa at:
snow-forecast.com
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Sign up or Login to access
Nearest