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Osa at 1030 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 01 Mar 2026
Osa Weather
(Next 3 days):
Osa Weather (Days 4-6):
Moderate rain (total 10.0mm) heaviest on Fri afternoon, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 6°C on Fri morning, min -2°C on Fri night). Winds increasing (calm on Thu night, gales from the S by Fri afternoon).Osa Weather (Days 7-16):
Now
Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | Friday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  |  | |  | | |  | |  | | |
some clouds | clear | cloudy | cloudy | light rain | heavy rain | light rain | cloudy | light snow | light snow | light snow | some clouds | clear | clear | clear | cloudy | mod. rain | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | |
— | — | — | — | 1 | 17 | 4 | — | 1 | — | — | — | — | — | — | — | 10 | — | |
max °C | 10 | 9 | 7 | 6 | 6 | 6 | 6 | 6 | 3 | 1 | 0 | 0 | 3 | 4 | 5 | 6 | 6 | 1 |
min °C | 8 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 1 | 1 | 0 | -1 | 2 | 4 | 4 | 6 | 3 | -2 |
7 | 7 | 5 | 4 | 3 | 1 | 0 | 2 | -5 | -4 | -6 | -7 | -2 | 3 | 4 | 1 | -3 | -11 | |
27 | 46 | 56 | 54 | 73 | 92 | 98 | 96 | 97 | 96 | 89 | 80 | 40 | 55 | 43 | 53 | 83 | 90 | |
3150 | 3200 | 3100 | 2550 | 2000 | 2500 | 2550 | 2500 | 1400 | 1100 | 1100 | 900 | 1400 | 1700 | 2400 | 2300 | 2150 | 1000 | |
 | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — | 6:37 | — | — | 6:35 | — | — | 6:33 | — | — |
 | — | 6:06 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:08 | — | — | 6:09 | — |
Next 0-3 days weather summary:
Heavy rain (total 23.0mm), heaviest during Mon night. Very mild (max 10°C on Sun morning, min 1°C on Tue night). Wind will be generally light.
Next 4-6 days weather summary:
Moderate rain (total 10.0mm) heaviest on Fri afternoon, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 6°C on Fri morning, min -2°C on Fri night). Winds increasing (calm on Thu night, gales from the S by Fri afternoon).
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Snow Radar
Latest snow reports near Osa:
Osa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 18 Feb 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
Snow History
Week 1 of March has on average:
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | Powder days Fresh snow, limited sun, any wind. |
0.7 | Bluebird days Average snow, mostly sunny, light wind. |
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Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
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.
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