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Osa Weather (Next 3 days): The snow forecast for Osa is: Light rain (total 3.0mm), mostly falling on Mon morning. Freeze-thaw conditions (max 11°C on Sun night, min 0°C on Tue afternoon). Winds decreasing (strong winds from the WNW on Tue morning, calm by Wed afternoon).
Osa Weather (Days 4-6): Light rain (total 2.0mm), mostly falling on Fri afternoon. Mild temperatures (max 7°C on Thu afternoon, min 1°C on Wed night). Winds decreasing (fresh winds from the NW on Fri night, calm by Sat afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 10 |  | ||||
| Bottom Lift: | 9 | |
Latest snow reports near Osa:
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  |  |  |  | | | |  | | | |  | | | | | |
clear | rain shwrs | some clouds | some clouds | cloudy | light snow | light snow | light snow | rain shwrs | clear | clear | some clouds | some clouds | cloudy | light rain | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | 1 | — | — | — | — | — | — | 2 | — | — | — | — | — | 2 | — | — | — | — | |
max°C | 11 | 10 | 7 | 4 | 1 | 0 | 1 | 2 | 3 | 2 | 5 | 7 | 5 | 7 | 7 | 4 | 6 | 6 | 6 |
min°C | 9 | 9 | 5 | 1 | 1 | 0 | 0 | 1 | 2 | 1 | 4 | 5 | 4 | 6 | 5 | 3 | 4 | 6 | 6 |
6 | 6 | 0 | -6 | -6 | -7 | -7 | -2 | 2 | -1 | 2 | 2 | 0 | 2 | 0 | -2 | 0 | 4 | 6 | |
57 | 80 | 77 | 86 | 84 | 76 | 87 | 93 | 85 | 81 | 65 | 75 | 88 | 85 | 84 | 77 | 74 | 76 | 47 | |
3050 | 2850 | 2000 | 1200 | 950 | 900 | 950 | 1050 | 1200 | 1100 | 1400 | 1700 | 1650 | 1800 | 1850 | 1350 | 1350 | 1750 | 2800 | |
 | — | 6:46 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | — | 5:05 | — | — | 5:04 | — | — | 5:04 | — | — | 5:02 | — | — | 5:02 | — | — | 5:01 | — |
Light rain (total 3.0mm), mostly falling on Mon morning. Freeze-thaw conditions (max 11°C on Sun night, min 0°C on Tue afternoon). Winds decreasing (strong winds from the WNW on Tue morning, calm by Wed afternoon).
Light rain (total 2.0mm), mostly falling on Fri afternoon. Mild temperatures (max 7°C on Thu afternoon, min 1°C on Wed night). Winds decreasing (fresh winds from the NW on Fri night, calm by Sat 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. |
|---|---|
0.2 | 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.
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