– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake))
Weather Forecast, JapanIssued: 8 am Wed 09 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 am Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 61mm), heaviest during Wed night. Very mild (max 13°C on Wed morning, min 10°C on Wed afternoon). Mainly near gales. | Days 4–6 Weather SummaryLight rain (total 10mm), mostly falling on Sat afternoon. Very mild (max 13°C on Mon morning, min 10°C on Sat night). Winds increasing (light winds from the SW on Sat afternoon, fresh winds from the SW by Mon morning). | |||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | |  |  |  | | | | |  | | | |
light rain | heavy rain | heavy rain | light rain | light rain | light rain | light rain | light rain | rain shwrs | rain shwrs | risk tstorm | light rain | rain shwrs | risk tstorm | rain shwrs | some clouds | some clouds | light rain | |
Cloud base (m) | 800 | 800 | 900 | 850 | 850 | 850 | 850 | 850 | 850 | 900 | 1700 | 850 | 1600 | 2500 | 950 | 850 | 6200 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.9 | 19 | 30 | 0.5 | 1.2 | 4 | 1.3 | 1.6 | 0.6 | 0.7 | 4 | 0.1 | 0.5 | 1.6 | 0.3 | — | — | 2 |
max °C | 13 | 12 | 11 | 10 | 10 | 10 | 10 | 11 | 10 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 12 | 11 |
min °C | 13 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 10 | 11 | 12 | 11 | 12 | 12 | 10 |
chill °C | 9 | 8 | 6 | 6 | 7 | 7 | 6 | 7 | 7 | 8 | 9 | 7 | 9 | 10 | 8 | 9 | 9 | 8 |
Freezing level m | 5300 | 5300 | 5200 | 4900 | 4850 | 4900 | 4900 | 4900 | 4950 | 4900 | 4900 | 5000 | 4750 | 4950 | 4950 | 4900 | 4950 | 4750 |
 | 5:22 | — | — | 5:24 | — | — | 5:24 | — | — | 5:26 | — | — | 5:26 | — | — | 5:26 | — | — |
 | — | 6:02 | — | — | 6:00 | — | — | 6:00 | — | — | 5:59 | — | — | 5:57 | — | — | 5:55 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: Heavy rain (total 61mm), heaviest during Wed night. Very mild (max 13°C on Wed morning, min 10°C on Wed afternoon). Mainly near gales.
Mount Iō (Yatsugatake) Weather (Days 3-6):
Light rain (total 10mm), mostly falling on Sat afternoon. Very mild (max 13°C on Mon morning, min 10°C on Sat night). Winds increasing (light winds from the SW on Sat afternoon, fresh winds from the SW by Mon morning).
This table gives the weather forecast for Mount Iō (Yatsugatake) at the specific elevation of 2760 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Iō (Yatsugatake). 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Matsumoto Airport |  | ||||
lightning 7km S of Toyoshina |  | ||||
thunderstorm affecting Hotaka | | ||||
lightning 34km WSW of Shiojiri | |
* 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.