Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  |  |  | |  |  |  |  | | | |
heavy rain | heavy rain | heavy rain | rain shwrs | rain shwrs | some clouds | some clouds | cloudy | light rain | light rain | mod. rain | heavy rain | light snow | mod. snow | heavy snow | heavy snow | mod. snow | heavy snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 8 | 22 | 10 | 10 | 27 |
mm | 17 | 21 | 13 | 2 | 1 | — | — | — | 2 | 2 | 6 | 19 | 6 | — | — | — | — | — |
max °C | 11 | 10 | 9 | 4 | 4 | 5 | 9 | 10 | 9 | 8 | 8 | 7 | 2 | 0 | -2 | -3 | -3 | -2 |
min °C | 10 | 9 | 3 | 3 | 3 | 3 | 8 | 9 | 8 | 8 | 8 | 3 | 1 | -2 | -4 | -3 | -3 | -3 |
chill °C | 9 | 9 | 0 | 0 | 1 | 2 | 6 | 7 | 6 | 6 | 6 | -2 | -4 | -9 | -13 | -11 | -11 | -11 |
Humid % | 94 | 99 | 98 | 91 | 86 | 62 | 73 | 77 | 78 | 91 | 99 | 96 | 98 | 98 | 97 | 97 | 97 | 97 |
Freeze m | 3200 | 2900 | 2250 | 2100 | 2350 | 1900 | 2600 | 2850 | 2650 | 2650 | 2600 | 1950 | 1500 | 1150 | 850 | 700 | 800 | 750 |
 | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — |
 | — | 4:42 | — | — | 4:40 | — | — | 4:39 | — | — | 4:39 | — | — | 4:38 | — | — | 4:37 | — |
Next 3 days weather summary:Heavy rain (total 56.0mm), heaviest during Sun afternoon. Very mild (max 11°C on Sun morning, min 3°C on Sun night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 33.0mm) on Wed night. Becoming colder with heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 8°C on Wed morning, min -4°C on Thu night). Winds increasing (light winds from the SW on Wed morning, strong winds from the WSW by Thu night). | |||||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Raicho Valley:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 7 Apr 2026 |
| Snow Alerts | Create Alert |
0.5 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | 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 Raicho Valley at the specific elevation of 1188 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Raicho Valley. 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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