– Lat/Long: 43.67° N 142.92° E
Mount Koizumi Weather Forecast
Daisetsuzan Volcanic Group · JapanIssued: 8 pm Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
3 Mount Koizumi Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 12mm) on Wed afternoon. Becoming colder with heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 8°C on Tue night, min -6°C on Thu morning). Winds increasing (light winds from the WSW on Tue night, gales from the WSW by Wed night). | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 9°C on Sat morning, min -5°C on Sun night). Winds decreasing (near gales from the W on Sun night, light winds from the W by Mon afternoon). | |||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  |  | | | |  |  |  | | |
some clouds | light rain | mod. rain | mod. snow | heavy snow | light snow | snow shwrs | cloudy | clear | some clouds | clear | clear | rain shwrs | snow shwrs | some clouds | some clouds | |
Cloud base (m) | 6800 | 2650 | 750 | 700 | 750 | 800 | 800 | 800 | 800 | 7150 | 800 | 800 | 800 | 800 | 800 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | 7 | 16 | 5 | 2 | — | — | — | — | — | — | 1 | — | — |
mm | — | 2 | 9 | 1.5 | — | — | — | — | — | — | — | — | 0.2 | — | — | — |
max °C | 8 | 6 | 8 | 5 | -5 | -6 | -3 | 3 | 5 | 7 | 9 | 8 | 6 | 2 | -1 | -4 |
min °C | 7 | 5 | 8 | -4 | -6 | -6 | -6 | 0 | 4 | 4 | 8 | 8 | 4 | 0 | -2 | -5 |
chill °C | 4 | 1 | 4 | -12 | -17 | -16 | -15 | -7 | -1 | -1 | 5 | 5 | -2 | -8 | -11 | -15 |
Freezing level m | 3050 | 2950 | 3000 | 1700 | 700 | 600 | 600 | 1400 | 2900 | 3150 | 3250 | 3400 | 3500 | 2150 | 1400 | 850 |
 | — | 5:48 | — | — | 5:50 | — | — | 5:50 | — | — | 5:52 | — | — | 5:54 | — | — |
 | — | — | 4:36 | — | — | 4:34 | — | — | 4:31 | — | — | 4:30 | — | — | 4:29 | — |
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Mount Koizumi Weather (Days 0-3):
The weather forecast for Mount Koizumi is: Moderate rain (total 12mm) on Wed afternoon. Becoming colder with heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 8°C on Tue night, min -6°C on Thu morning). Winds increasing (light winds from the WSW on Tue night, gales from the WSW by Wed night).
Mount Koizumi Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 9°C on Sat morning, min -5°C on Sun night). Winds decreasing (near gales from the W on Sun night, light winds from the W by Mon afternoon).
This table gives the weather forecast for Mount Koizumi at the specific elevation of 1500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Koizumi. To see the weather forecasts for the other elevations, use the tab navigation above the table.For a wider overview of the weather, consult the Weather Map of Japan.
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.