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Osa Weather (Next 3 days): The snow forecast for Osa is: A dusting of snow turning to light rain (total 3.0mm) on Wed morning. Freeze-thaw conditions (max 7°C on Fri morning, min 0°C on Tue afternoon). Winds decreasing (fresh winds from the WNW on Tue afternoon, light winds from the WSW by Wed afternoon).
Osa Weather (Days 4-6): Mostly dry. Very mild (max 10°C on Sun morning, min 3°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri afternoon, calm by Fri night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0 |  | ||||
| Bottom Lift: | 3 |  |
Latest snow reports near Osa:
Tue 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | ||||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  | |  |  |  | | |  |  | | | | | | | | |  | |
snow shwrs | light snow | light snow | rain shwrs | some clouds | cloudy | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | rain shwrs | |
km/h | ||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | |||||||||||||
— | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | |
max°C | 1 | 1 | 3 | 3 | 3 | 6 | 6 | 6 | 7 | 6 | 4 | 7 | 7 | 7 | 10 | 10 | 8 | 10 | 10 | 8 |
min°C | 0 | 1 | 2 | 2 | 1 | 4 | 5 | 5 | 6 | 4 | 3 | 6 | 6 | 6 | 9 | 8 | 7 | 8 | 8 | 7 |
-7 | -5 | -1 | 0 | -1 | 0 | 1 | 1 | 2 | -1 | -1 | 5 | 5 | 5 | 7 | 7 | 4 | 6 | 5 | 3 | |
77 | 92 | 95 | 87 | 77 | 85 | 82 | 76 | 85 | 70 | 85 | 60 | 70 | 54 | 34 | 49 | 67 | 86 | 72 | 86 | |
1000 | 950 | 1100 | 1200 | 1050 | 1450 | 1600 | 2150 | 1700 | 1500 | 1400 | 1900 | 1900 | 2650 | 2950 | 2750 | 2400 | 2400 | 2450 | 2150 | |
 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — |
 | 5:04 | — | — | 5:04 | — | — | 5:02 | — | — | 5:02 | — | — | 5:01 | — | — | 5:01 | — | — | 5:00 | — |
A dusting of snow turning to light rain (total 3.0mm) on Wed morning. Freeze-thaw conditions (max 7°C on Fri morning, min 0°C on Tue afternoon). Winds decreasing (fresh winds from the WNW on Tue afternoon, light winds from the WSW by Wed afternoon).
Mostly dry. Very mild (max 10°C on Sun morning, min 3°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri afternoon, calm by Fri night).
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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