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Osa Weather (Next 3 days): The snow forecast for Osa is: A dusting of new snow. Freeze-thaw conditions (max 9°C on Fri afternoon, min -5°C on Wed night). Winds increasing (light winds from the NW on Wed afternoon, strong winds from the WSW by Fri afternoon).
Osa Weather (Days 4-6): Mostly dry. Very mild (max 13°C on Mon morning, min 7°C on Sat night). Winds decreasing (strong winds from the W on Sat afternoon, light winds from the W by Sun night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -4 |  | ||||
| Bottom Lift: | -1 | |
Latest snow reports near Osa:
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  | | |  | | | | | | | | |  | |  | |  | | |
light snow | snow shwrs | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | cloudy | some clouds | some clouds | rain shwrs | some clouds | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
1.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2.0 | — | |
max°C | -3 | -2 | -4 | 1 | 2 | 4 | 8 | 9 | 7 | 10 | 11 | 10 | 10 | 10 | 9 | 13 | 13 | 10 | 14 | 14 | 12 |
min°C | -3 | -3 | -5 | -1 | 2 | 3 | 6 | 8 | 7 | 9 | 11 | 7 | 7 | 8 | 7 | 11 | 11 | 9 | 13 | 13 | 11 |
-10 | -7 | -10 | -7 | -4 | -2 | 0 | 3 | 2 | 5 | 7 | 3 | 4 | 5 | 4 | 9 | 8 | 5 | 10 | 11 | 8 | |
85 | 80 | 82 | 88 | 77 | 75 | 64 | 51 | 43 | 50 | 43 | 37 | 66 | 50 | 56 | 40 | 40 | 43 | 51 | 59 | 55 | |
450 | 600 | 0 | 750 | 1150 | 1550 | 1800 | 2000 | 2300 | 2350 | 2400 | 2500 | 2250 | 2550 | 2750 | 2700 | 2500 | 2450 | 2600 | 2650 | 2850 | |
 | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:13 | — | — | 6:11 | — | — | 6:09 | — | — | 6:07 | — | — |
 | — | 6:21 | — | — | 6:22 | — | — | 6:22 | — | — | 6:22 | — | — | 6:23 | — | — | 6:24 | — | — | 6:25 | — |
A dusting of new snow. Freeze-thaw conditions (max 9°C on Fri afternoon, min -5°C on Wed night). Winds increasing (light winds from the NW on Wed afternoon, strong winds from the WSW by Fri afternoon).
Mostly dry. Very mild (max 13°C on Mon morning, min 7°C on Sat night). Winds decreasing (strong winds from the W on Sat afternoon, light winds from the W by Sun night).
Latest snow reports near Osa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 24 cm |
| Last snowfall: | 18 Mar 2025 |
| Snow Alerts | Create Alert |
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.1 | Powder days Fresh snow, limited sun, any wind. |
0.2 | 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.
The Osa skiing weather widget is available to embed on external websites free of charge. It provides a daily summary of our Osa snow forecast and current weather conditions. Simply go to the feed configuration page and follow the 3 simple steps to grab the custom html code snippet and paste it into your own site. You can choose the snow forecast elevation (summit, mid-mountain or bottom lift) and metric/imperial units for the snow forecast feed to suit your own website…. Click here to get the code.
View detailed snow forecast for Osa at:
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