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Mount Iō (Yatsugatake) (Mount Io (Yatsugatake))
Weather Forecast, Japan

Issued: 8 pm Thu 11 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A dusting of snow. Milder later with heavy rain (total 20mm) on Sun morning. Freeze-thaw conditions (max 5°C on Sat afternoon, min -6°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Freeze-thaw conditions (max 6°C on Wed morning, min -3°C on Sun night). Wind will be generally light.

Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
clear
clear
part cloud
clear
part cloud
light rain
heavy rain
rain showers
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
clear
snow shwrs
clear
clear
some clouds
clear
some clouds
light rain
heavy rain
rain shwrs
clear
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
clear
 km/h
10
WNW
10
WNW
10
NW
10
WNW
5
SW
10
SSW
10
SSE
5
WSW
20
W
20
WSW
10
W
15
WSW
5
WSW
5
WSW
10
WSW
10
SW
10
WSW
10
NW
10
NW
 cm 
2
 mm 
4
1.7
13
1.3
0.1
max°C
4
-1
-2
-5
3
5
3
5
3
-1
1
1
-2
4
5
1
6
4
-2
min°C
-3
-3
-5
-6
-2
2
2
3
1
-3
-1
-1
-3
0
2
1
3
0
-3
chill°C 
-7
-7
-10
-10
-5
-2
-2
2
-4
-8
-5
-4
-5
-2
0
-2
0
-4
-7
Freezing level (m
1400
650
750
0
750
1700
1450
1750
1500
750
900
1150
500
1000
1700
1300
1450
1600
600
Cloud base (m)
850
900
1850
900
6150
5650
2350
850
750
1750
2300
850
1550
1500
1600
850
Sea lvl1000m2000m3000m4000m5000m
-10-11-11-9-8-6-4-3-11-13-14-11-8-7-7-6-7-9-7-6-8-8-9-5-2-2-1-5-9-8-6-6-4-3-3-2-5-61-2-4-614342-200-324152-3
Sunrise
6:47
6:47
6:48
6:48
6:50
6:50
Sunset
4:31
4:31
4:32
4:32
4:32
4:34

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Mount Iō (Yatsugatake) Weather (Days 0-3):

The weather forecast for Mount Iō (Yatsugatake) is: A dusting of snow. Milder later with heavy rain (total 20mm) on Sun morning. Freeze-thaw conditions (max 5°C on Sat afternoon, min -6°C on Fri night). Wind will be generally light.

Mount Iō (Yatsugatake) Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 6°C on Wed morning, min -3°C on Sun night). Wind will be generally light.

This table gives the weather forecast for Mount Iō (Yatsugatake) at the specific elevation of 1000 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.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
lightning 18km SE of Saku
20 km ENE
1547m alt.
2 hours ago
thunderstorm
Thunderstorm
24 km W
762m alt.
1 hour ago
7° C
light rain
Continuous light rain.
19
Light winds from the W
(19 kph at 270).
40 km
lightning 4km NNE of Tatsuno
31 km WSW
920m alt.
1 hour ago
thunderstorm
Thunderstorm
38 km SW
798m alt.
24 minutes ago
6° C
Dry
8
Light winds from the W
(8 kph at 268).
0
38 km SSE
329m alt.
36 minutes ago
9° C
Dry
0
Calm
(0 kph at 0).
0
Karuizawa
41 km NNE
1001m alt.
1 hour ago
5° C
light rain
Continuous light rain.
13
Light winds from the W
(13 kph at 270).
40 km
41 km SSE
274m alt.
1 hour ago
10° C
light rain
Continuous light rain.
Wind obs. (7 kph from 300 degs) was rejected.
40 km
41 km NNE
1018m alt.
1 hour ago
5° C
Dry
2
Calm
(2 kph at 311).
5
42 km W
603m alt.
47 minutes ago
6° C
Dry
10
Light winds from the NNW
(10 kph at 342).
21
46 km WNW
611m alt.
1 hour ago
7° C
light rain
Continuous light rain.
7
Light winds from the W
(7 kph at 280).
40 km

* 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.