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Nanao Korosa Weather (Next 3 days): The snow forecast for Nanao Korosa is: Heavy rain (total 20.0mm), heaviest during Mon morning. Very mild (max 11°C on Mon morning, min 2°C on Mon night). Winds decreasing (strong winds from the W on Mon morning, calm by Tue night).
Nanao Korosa Weather (Days 4-6): Heavy rain (total 24.0mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Thu night. Freeze-thaw conditions (max 10°C on Thu morning, min -1°C on Thu night). Winds increasing (calm on Wed morning, strong winds from the WSW by Thu night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 7 |  | ||||
| Bottom Lift: | 7 | |
Latest snow reports near Nanao Korosa:
Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  | |  |  | |  | | | | | |  |  |  |  | |
rain shwrs | rain shwrs | rain shwrs | light rain | light rain | some clouds | some clouds | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | light rain | light rain | light snow | light snow | snow shwrs | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | |
2 | 2 | 3 | 4 | 2 | — | — | 2 | 5 | 2 | 2 | 3 | 1 | 2 | 14 | — | — | — | |
max °C | 8 | 10 | 9 | 11 | 6 | 4 | 5 | 6 | 5 | 6 | 8 | 7 | 10 | 10 | 9 | 0 | -1 | 0 |
min °C | 7 | 9 | 8 | 8 | 5 | 2 | 3 | 5 | 5 | 4 | 7 | 7 | 8 | 9 | -1 | -1 | -1 | -1 |
3 | 6 | 5 | 3 | 0 | 0 | 0 | 1 | 1 | 4 | 3 | 3 | 5 | 5 | -8 | -8 | -7 | -5 | |
71 | 68 | 74 | 66 | 68 | 64 | 73 | 64 | 74 | 86 | 65 | 69 | 74 | 50 | 88 | 54 | 81 | 82 | |
1450 | 1600 | 1650 | 1700 | 1100 | 800 | 750 | 1000 | 1100 | 1100 | 1300 | 1350 | 1550 | 1650 | 950 | 400 | 250 | 300 | |
 | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — |
Heavy rain (total 20.0mm), heaviest during Mon morning. Very mild (max 11°C on Mon morning, min 2°C on Mon night). Winds decreasing (strong winds from the W on Mon morning, calm by Tue night).
Heavy rain (total 24.0mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Thu night. Freeze-thaw conditions (max 10°C on Thu morning, min -1°C on Thu night). Winds increasing (calm on Wed morning, strong winds from the WSW by Thu night).
Latest snow reports near Nanao Korosa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 12 cm |
| Last snowfall: | 5 Dec 2025 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.1 | 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 Nanao Korosa at the specific elevation of 390 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Nanao Korosa. 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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