Next 3 days weather summary:Mostly dry. Very mild (max 19°C on Fri afternoon, min 13°C on Thu night). Wind will be generally light. | Days 4-6 weather summary:Mostly dry. Warm (max 21°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light. | |||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | | | | | | | | |  | |  | |
cloudy | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 17 | 16 | 13 | 18 | 19 | 15 | 19 | 19 | 15 | 20 | 19 | 17 | 20 | 21 | 18 | 21 | 20 | 18 |
min °C | 16 | 15 | 13 | 16 | 18 | 13 | 16 | 17 | 15 | 17 | 18 | 16 | 19 | 20 | 17 | 20 | 18 | 17 |
16 | 14 | 12 | 16 | 18 | 13 | 16 | 17 | 15 | 17 | 18 | 16 | 19 | 20 | 17 | 20 | 18 | 17 | |
62 | 65 | 51 | 47 | 40 | 51 | 53 | 51 | 74 | 49 | 48 | 17 | 16 | 23 | 41 | 32 | 51 | 46 | |
2950 | 3050 | 3350 | 3700 | 3850 | 3800 | 3700 | 3800 | 4000 | 3950 | 4050 | 4200 | 4250 | 4350 | 4350 | 4400 | 4450 | 4200 | |
 | 5:09 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:05 | — | — | 5:05 | — | — |
 | — | 7:05 | — | — | 7:06 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:08 | — |
Latest snow reports near Osa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 13 Mar 2026 |
| 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.
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