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Osa Weather (Next 3 days): The snow forecast for Osa is: Heavy rain (total 28.0mm), heaviest during Sat afternoon. Warm (max 23°C on Thu morning, min 20°C on Fri night). Wind will be generally light.
Osa Weather (Days 4-6): Moderate rain (total 13.0mm), heaviest on Mon morning. Warm (max 24°C on Sun morning, min 21°C on Sat night). Winds increasing (calm on Sun night, fresh winds from the WSW by Tue afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 22 |  | ||||
| Bottom Lift: | 22 | |
Latest snow reports near Osa:
Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  | | | | | |  | | | | | | | |
rain shwrs | risk thun- der | risk thun- der | rain shwrs | some clouds | rain shwrs | some clouds | rain shwrs | risk thun- der | rain shwrs | some clouds | risk thun- der | clear | risk thun- der | risk thun- der | rain shwrs | some clouds | risk thun- der | rain shwrs | |
km/h | |||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
3 | 1 | 8 | 2 | — | 1 | — | 2 | 11 | 1 | — | 3 | — | 4 | 3 | 1 | — | 1 | 2 | |
max°C | 22 | 23 | 23 | 22 | 22 | 22 | 21 | 22 | 22 | 21 | 24 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 21 |
min°C | 21 | 22 | 22 | 21 | 21 | 22 | 20 | 22 | 22 | 21 | 22 | 22 | 21 | 22 | 22 | 21 | 21 | 22 | 20 |
21 | 22 | 22 | 21 | 21 | 22 | 20 | 22 | 22 | 21 | 22 | 22 | 21 | 22 | 22 | 21 | 21 | 22 | 20 | |
74 | 76 | 84 | 68 | 80 | 88 | 81 | 88 | 90 | 85 | 76 | 88 | 81 | 84 | 86 | 77 | 83 | 76 | 95 | |
5000 | 5050 | 5150 | 5200 | 5200 | 5250 | 5400 | 5250 | 5300 | 5300 | 5250 | 5250 | 5200 | 5150 | 5200 | 5250 | 5100 | 5150 | 5200 | |
 | — | 5:35 | — | — | 5:35 | — | — | 5:35 | — | — | 5:37 | — | — | 5:37 | — | — | 5:39 | — | — |
 | — | — | 6:52 | — | — | 6:51 | — | — | 6:50 | — | — | 6:49 | — | — | 6:46 | — | — | 6:45 | — |
Heavy rain (total 28.0mm), heaviest during Sat afternoon. Warm (max 23°C on Thu morning, min 20°C on Fri night). Wind will be generally light.
Moderate rain (total 13.0mm), heaviest on Mon morning. Warm (max 24°C on Sun morning, min 21°C on Sat night). Winds increasing (calm on Sun night, fresh winds from the WSW by Tue afternoon).
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 1030 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:
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