Next 4 days weather summary:Heavy rain (total 88.0mm), heaviest during Mon morning. Warm (max 21°C on Mon afternoon, min 14°C on Tue night). Wind will be generally light. | Days 5-7 weather summary:Light rain (total 6.0mm), mostly falling on Thu morning. Warm (max 20°C on Thu morning, min 13°C on Thu night). Wind will be generally light. | |||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | | |  |  | | | | |
heavy rain | heavy rain | mod. rain | mod. rain | light rain | some clouds | some clouds | clear | clear | some clouds | light rain | rain shwrs | rain shwrs | rain shwrs | clear | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 15 | 60 | 6 | 6 | 1 | — | — | — | — | — | 2 | 2 | 1 | 1 | — | — |
max °C | 19 | 19 | 21 | 19 | 17 | 18 | 16 | 20 | 20 | 18 | 20 | 19 | 16 | 17 | 16 | 14 |
min °C | 18 | 19 | 19 | 16 | 16 | 16 | 14 | 18 | 17 | 17 | 19 | 17 | 13 | 15 | 13 | 13 |
chill °C | 18 | 19 | 19 | 16 | 16 | 16 | 14 | 18 | 17 | 17 | 19 | 16 | 12 | 14 | 11 | 11 |
Humid % | 88 | 99 | 84 | 88 | 84 | 72 | 71 | 63 | 56 | 74 | 87 | 77 | 72 | 66 | 51 | 62 |
Freeze m | 4200 | 4250 | 4000 | 3800 | 3400 | 3900 | 4150 | 4400 | 4500 | 4550 | 4300 | 4200 | 3750 | 3700 | 3600 | 3800 |
 | — | 5:43 | — | — | 5:45 | — | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — | — |
 | — | — | 5:40 | — | — | 5:38 | — | — | 5:37 | — | — | 5:36 | — | — | 5:35 | — |
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche 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 320 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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