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Shiga Kogen-Takamagahara Mammoth ski resort snow
Ski Japan - Nagano

Shiga Kogen-Takamagahara Mammoth Snow Forecast

36.73° N 138.51° E

Weather Forecast for Shiga Kogen-Takamagahara Mammoth at 1671 m altitude

Issued:
8 am 13 Oct 2026 (local time)
Forecast update in:
 hr.  min.
Last 6 daysScroll left for last 6 daysNow
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
light rain
light rain
rain showers
clear
clear
clear
cloud
cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
clear
clear
some clouds
light rain
light rain
rain shwrs
clear
clear
clear
cloudy
cloudy
some clouds
some clouds
clear
some clouds
clear
some clouds
some clouds
km/h
10
S
10
SSW
15
SSW
10
WSW
15
NW
10
NNW
5
W
10
NW
5
WSW
5
W
5
NNW
10
NNW
5
NNW
5
NNW
5
S
10
SSW
10
S
15
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
3
5
2
—
—
—
—
—
—
—
—
—
—
—
—
max °C
16
15
10
11
9
5
9
8
5
11
10
7
12
11
7
14
14
11
min °C
13
10
9
11
6
2
6
4
4
9
7
6
8
7
6
11
9
9
 chill °C
12
9
7
10
3
0
5
3
4
9
6
4
7
7
4
10
7
7
Humid %
75
59
80
89
95
88
74
61
68
41
49
77
87
68
74
67
59
90
Freeze m
4150
3900
4150
3650
3300
3200
3200
2950
3300
3400
3300
3350
3350
3600
3950
3950
3800
3950
Sea lvl1000m2000m3000m4000m5000m
12111096355688679810109151310118486510971097131210
Sunrise
5:50
—
—
5:50
—
—
5:52
—
—
5:52
—
—
5:54
—
—
5:54
—
—
Sunset
—
5:13
—
—
5:10
—
—
5:09
—
—
5:08
—
—
5:07
—
—
5:06
—

Next 3 days weather summary:

Moderate rain (total 10.0mm), heaviest on Wed afternoon. Very mild (max 16°C on Tue morning, min 2°C on Wed night). Wind will be generally light.

Days 4-6 weather summary:

Mostly dry. Very mild (max 14°C on Sun morning, min 6°C on Fri night). Wind will be generally light.

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Avalanche information: Japan Avalanche Network

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Latest snow reports near Shiga Kogen-Takamagahara Mammoth:

No recent snow reports

No recent snow reports

Shiga Kogen-Takamagahara Mammoth Snow Conditions

Top snow depth:—
Bottom snow depth:—
Fresh snowfall depth:—
Last snowfall: 9 May 2026
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Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)

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Snow History

Week 2 of October has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.


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