Mountain resort image

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

Issued: 2 am Sat 13 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max -2°C on Sun morning, min -14°C on Sun night). Winds decreasing (stormy winds from the W on Sun night, strong winds from the WNW by Mon afternoon).

Days 4–6 Weather Summary

Mostly dry. Temperatures will be below freezing (max -4°C on Thu night, min -9°C on Wed night). Winds decreasing (severe gales from the WNW on Tue afternoon, light winds from the WNW by Thu night).

Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
snow showers
heavy snow
snow showers
snow showers
clear
clear
clear
clear
clear
clear
cloud
part cloud
cloud
clear
clear
clear
clear
clear
snow shwrs
heavy snow
snow shwrs
snow shwrs
clear
clear
clear
clear
clear
clear
cloudy
some clouds
cloudy
clear
clear
clear
 km/h
45
W
45
WSW
60
SSW
50
SW
55
WSW
90
WNW
65
WNW
45
WNW
50
WNW
60
W
75
WNW
65
WNW
50
W
40
W
30
W
25
WNW
20
WNW
20
WNW
 cm 
3
11
1
1
 mm 
max°C
-7
-6
-4
-2
-9
-13
-14
-9
-7
-7
-7
-6
-6
-7
-9
-7
-7
-4
min°C
-8
-7
-6
-5
-11
-14
-14
-10
-8
-7
-8
-7
-7
-8
-9
-9
-7
-6
chill°C 
-19
-17
-17
-15
-25
-30
-29
-21
-18
-19
-20
-19
-18
-18
-19
-18
-14
-14
Freezing level (m
750
1700
1450
1550
1400
800
900
1100
200
1050
1600
1200
1150
1600
1000
800
1350
900
Cloud base (m)
6150
1850
800
750
850
900
1900
850
1600
850
900
850
850
850
850
900
Sea lvl1000m2000m3000m4000m5000m
-8-7-5-4-10-14-14-10-8-7-8-7-7-8-9-8-7-5-5-3-2-1-6-8-8-6-6-4-3-4-4-3-6-5-4-314341-10-1-323023-1110
Sunrise
6:47
6:48
6:48
6:50
6:50
6:50
Sunset
4:31
4:32
4:32
4:32
4:34
4:34

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

The weather forecast for Mount Iō (Yatsugatake) is: A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max -2°C on Sun morning, min -14°C on Sun night). Winds decreasing (stormy winds from the W on Sun night, strong winds from the WNW by Mon afternoon).

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

Mostly dry. Temperatures will be below freezing (max -4°C on Thu night, min -9°C on Wed night). Winds decreasing (severe gales from the WNW on Tue afternoon, light winds from the WNW by Thu night).

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.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
24 km W
762m alt.
1 hour ago
-4° C
-
4
Calm
(4 kph at 330).
40 km
38 km SW
798m alt.
45 minutes ago
-6° C
-
Wind obs. (8 kph from 193 degs) was rejected.
38 km SSE
329m alt.
2 hours ago
-3° C
-
0
Calm
(0 kph at 309).
5
Karuizawa
41 km NNE
1001m alt.
1 hour ago
-6° C
clear
Clear skies.
9
Light winds from the W
(9 kph at 270).
40 km
41 km SSE
274m alt.
1 hour ago
-2° C
-
6
Light winds from the WSW
(6 kph at 240).
40 km
41 km NNE
1018m alt.
2 hours ago
-4° C
-
0
Calm
(0 kph at 271).
2
42 km W
603m alt.
2 hours ago
-5° C
-
0
Calm
(0 kph at 194).
0
46 km WNW
611m alt.
1 hour ago
-5° C
-
4
Calm
(4 kph at 350).
40 km
47 km SSE
253m alt.
2 hours ago
-4° C
-
0
Calm
(0 kph at 173).
0
61 km E
264m alt.
52 minutes ago
-2° C
-
5
Calm
(5 kph at 245).
10

* 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.