Mountain resort image
– Lat/Long: 42.63° N 142.65° E

JaMount Idonmappu
Weather Forecast, Japan

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Issued: 8 am Sun 22 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A dusting of new snow. Extremely cold (max -12°C on Tue night, min -16°C on Mon morning). Mainly fresh winds.

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -7°C on Wed night, min -18°C on Thu night). Winds increasing (moderate winds from the WNW on Wed afternoon, gales from the WNW by Fri night).

Days 7–9 Weather Summary

A heavy fall of snow, heaviest during Mon afternoon. Extremely cold (max -11°C on Mon afternoon, min -18°C on Sat morning). Winds decreasing (gales from the WNW on Sat afternoon, strong winds from the WNW by Sun night).

Days 10–12 Weather Summary

A moderate fall of snow, heaviest on Thu night. Temperatures will be well below freezing (max -9°C on Thu night, min -17°C on Tue morning). Winds decreasing (gales from the WNW on Tue morning, moderate winds from the NW by Thu night).

Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wednesday
1
Thursday
2
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
part cloud
heavy snow
light snow
snow showers
snow showers
light snow
part cloud
snow showers
light snow
light snow
snow showers
cloud
snow showers
part cloud
part cloud
snow showers
light snow
part cloud
part cloud
part cloud
part cloud
clear
clear
light snow
snow showers
heavy snow
light snow
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
clear
clear
some clouds
heavy snow
light snow
snow shwrs
snow shwrs
light snow
some clouds
snow shwrs
light snow
light snow
snow shwrs
cloudy
snow shwrs
some clouds
some clouds
snow shwrs
light snow
some clouds
some clouds
some clouds
some clouds
clear
clear
light snow
snow shwrs
heavy snow
 km/h
10
WSW
15
WNW
20
NNW
25
NW
20
NW
10
NW
10
NW
15
NW
20
NW
25
NW
25
WNW
45
SW
50
WSW
40
W
50
WNW
45
WNW
55
WNW
55
WNW
65
WNW
75
WNW
65
WNW
45
W
55
W
45
WNW
45
W
55
W
70
W
65
WNW
65
WNW
45
WNW
40
NW
30
NW
25
WNW
35
W
40
W
35
SSW
T japan.wind.9.cc23
T japan.wind.33.cc23
T japan.wind.57.cc23
T japan.wind.81.cc23
T japan.wind.105.cc23
T japan.wind.129.cc23
T japan.wind.153.cc23
T japan.wind.177.cc23
T japan.wind.201.cc23
T japan.wind.225.cc23
T japan.wind.249.cc23
T japan.wind.273.cc23
 cm 
2.0
14
3
2.0
4
1.0
4
2.0
2.0
3
2.0
8
4
1.0
2.0
13
 mm 
max°C
-14
-14
-15
-16
-16
-15
-15
-14
-12
-10
-9
-7
-9
-12
-16
-18
-18
-17
-18
-18
-16
-15
-15
-13
-12
-11
-15
-16
-16
-15
-13
-12
-11
-11
-10
-9
min°C
-14
-15
-15
-16
-16
-15
-15
-15
-14
-11
-9
-9
-11
-13
-18
-18
-18
-18
-18
-18
-17
-16
-15
-15
-13
-14
-17
-17
-16
-16
-14
-13
-12
-12
-11
-10
chill°C 
-21
-21
-23
-26
-25
-22
-21
-23
-23
-20
-17
-20
-22
-26
-32
-32
-33
-33
-34
-35
-33
-29
-29
-28
-26
-28
-33
-33
-31
-30
-26
-24
-21
-23
-22
-19
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
200
400
50
0
0
0
0
0
0
0
0
0
0
0
150
0
0
0
0
0
0
0
0
150
200
Cloud base (m)
650
650
1450
1350
1450
800
1750
800
700
650
700
650
650
700
650
650
650
650
700
700
700
700
650
700
700
700
700
700
800
5400
750
700
650
Sea lvl1000m2000m3000m4000m5000m
-14-15-15-16-16-15-15-15-13-11-9-8-10-13-17-18-18-18-18-18-17-16-15-14-13-13-16-17-16-16-14-13-12-12-11-10-9-9-10-10-11-10-9-10-10-7-6-4-5-7-12-13-13-14-13-13-13-11-11-11-8-8-11-12-11-12-10-10-9-7-6-5
Sunrise
6:56
6:56
6:56
6:58
6:58
6:58
6:58
6:58
6:58
6:58
6:58
6:58
Sunset
3:59
4:00
4:00
4:00
4:01
4:01
4:02
4:04
4:05
4:05
4:06
4:07

Mount Idonmappu Weather (Days 0-3):

The weather forecast for Mount Idonmappu is: A dusting of new snow. Extremely cold (max -12°C on Tue night, min -16°C on Mon morning). Mainly fresh winds.

Mount Idonmappu Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -7°C on Wed night, min -18°C on Thu night). Winds increasing (moderate winds from the WNW on Wed afternoon, gales from the WNW by Fri night).

Mount Idonmappu Weather (Days 6-9):

A heavy fall of snow, heaviest during Mon afternoon. Extremely cold (max -11°C on Mon afternoon, min -18°C on Sat morning). Winds decreasing (gales from the WNW on Sat afternoon, strong winds from the WNW by Sun night).

This table gives the weather forecast for Mount Idonmappu at the specific elevation of 1752 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Idonmappu. 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
47 km ENE
386m alt.
2 hours ago
-4° C
partially cloudy
Dry and partly cloudy.
11
Light winds from the N
(11 kph at 350).
10.0 km
Low: few
Mid: broken
Chitose Airport
82 km W
218m alt.
2 hours ago
-3° C
partially cloudy
Dry and partly cloudy.
19
Light winds from the NNW
(19 kph at 340).
10.0 km
Low: few
Mid: broken
101 km W
109m alt.
1 hour ago
-3° C
-
0
Calm
(0 kph at 347).
10
105 km W
58m alt.
1 hour ago
-3° C
-
0
Calm
(0 kph at 45).
10
hy2c142E42N
113 km S
15m alt.
3 hours ago
29
Fresh winds from the WNW
(29 kph at 300).
- km
SHIP4042
114 km S
15m alt.
3 hours ago
- km
SHIP2995
114 km S
15m alt.
3 hours ago
- km
SHIP4386
114 km S
15m alt.
3 hours ago
- km
SHIP5580
114 km S
3m alt.
3 hours ago
1° C
SHIP4686
114 km S
15m alt.
3 hours ago
- 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.