Next 4 days weather summary:Heavy rain (total 52.0mm), heaviest during Wed night. Warm (max 22°C on Fri afternoon, min 17°C on Thu night). Wind will be generally light. | Days 5-7 weather summary:Light rain (total 6.0mm), mostly falling on Sun afternoon. Warm (max 24°C on Sat morning, min 19°C on Fri night). Wind will be generally light. | |||||||||||||||
Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | Sunday 5 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  |  |  |  |  | | |  | |  | |
clear | cloudy | cloudy | heavy rain | heavy rain | mod. rain | rain shwrs | rain shwrs | t-storm risk | some clouds | some clouds | some clouds | some clouds | light rain | light rain | cloudy | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 24 | 15 | 9 | 1 | 1 | 2 | — | — | — | — | 2 | 2 | — |
max °C | 19 | 21 | 21 | 19 | 19 | 19 | 18 | 21 | 22 | 20 | 24 | 24 | 21 | 21 | 21 | 21 |
min °C | 19 | 21 | 20 | 18 | 19 | 19 | 17 | 20 | 21 | 19 | 22 | 22 | 20 | 20 | 21 | 20 |
chill °C | 19 | 21 | 20 | 18 | 19 | 19 | 17 | 20 | 21 | 19 | 22 | 22 | 20 | 20 | 21 | 20 |
Humid % | 79 | 65 | 65 | 93 | 97 | 97 | 93 | 81 | 73 | 85 | 72 | 62 | 83 | 83 | 85 | 87 |
Freeze m | 4250 | 4300 | 4300 | 4600 | 4650 | 4500 | 4100 | 4250 | 4200 | 4300 | 4450 | 4450 | 4500 | 4550 | 4500 | 4750 |
 | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:37 | — | — | 4:37 | — | — |
 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — |
SnowProGo pro and carve into:
Avalanche information: Japan Avalanche Network
Latest snow reports near Nanao Korosa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 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 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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