Snow
North America Weekly Snow Roundup #312
Weekly Snow News for North America, updated 30 April 2026: Palisades gains a fortnight of extra skiing after 80" (2m) of April snow, while Arapahoe Basin shocks with an unusually early closure.
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Osa at 865 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 30 Apr 2026
Now
Next 4 days weather summary:Heavy rain (total 36.0mm), heaviest during Thu night. Very mild (max 15°C on Sat afternoon, min 5°C on Fri afternoon). Winds decreasing (near gales from the WNW on Fri afternoon, light winds from the WSW by Sat afternoon). | Days 5-7 weather summary:Heavy rain (total 25.0mm), heaviest during Sun night. Very mild (max 16°C on Wed morning, min 7°C on Mon night). Winds decreasing (strong winds from the WSW on Mon morning, calm by Tue afternoon). | |||||||||||||||
Friday 1 | Saturday 2 | Sunday 3 | Monday 4 | Tuesday 5 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | | | | |  |  | |  |  | |
heavy rain | light rain | mod. rain | rain shwrs | some clouds | cloudy | cloudy | light rain | mod. rain | heavy rain | light rain | rain shwrs | light rain | some clouds | clear | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
15 | 4 | 7 | 1 | — | — | — | 1 | 8 | 17 | 1 | 3 | 4 | — | — | — | |
max °C | 12 | 7 | 6 | 11 | 14 | 15 | 14 | 12 | 15 | 15 | 12 | 10 | 8 | 12 | 14 | 11 |
min °C | 9 | 6 | 5 | 8 | 14 | 15 | 13 | 12 | 14 | 11 | 11 | 8 | 7 | 8 | 13 | 11 |
5 | 0 | -1 | 3 | 12 | 14 | 12 | 9 | 11 | 8 | 7 | 3 | 4 | 6 | 13 | 11 | |
98 | 98 | 98 | 55 | 37 | 38 | 46 | 83 | 89 | 97 | 95 | 92 | 98 | 83 | 47 | 62 | |
3550 | 2150 | 1700 | 2950 | 3300 | 3500 | 3400 | 3600 | 4100 | 4200 | 3550 | 2550 | 2650 | 3550 | 3450 | 3500 | |
 | — | 5:20 | — | — | 5:20 | — | — | 5:18 | — | — | 5:18 | — | — | 5:16 | — | — |
 | — | — | 6:54 | — | — | 6:55 | — | — | 6:57 | — | — | 6:57 | — | — | 6:58 | — |
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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: | 13 Mar 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
Snow History
Week 1 of May has on average:
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. |
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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 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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