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Shiga Kogen-Takamagahara Mammoth resort snow
Lat Long: 36.73° N 138.51° E
Ski Japan - Nagano

Shiga Kogen-Takamagahara Mammoth Snow Forecast

Weather Forecast for Takamagahara Mammoth at 1862m altitude

Issued: 2 am 21 Apr 2026 (local time)

Forecast update in  hr  min

Next snow in Shiga Kogen-Takamagahara Mammoth: 0.8cm on Tue 21st  (after 9 AM)

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

A dusting of snow giving way to moderate rain (total 16.0mm) heaviest on Thu night. Mild temperatures (max 7°C on Wed morning, min 1°C on Tue morning). Winds decreasing (fresh winds from the WNW on Tue morning, calm by Thu afternoon).

Days 4-6 weather summary:

Light rain (total 8.0mm), mostly falling on Sun night. Freeze-thaw conditions (max 7°C on Sat afternoon, min 0°C on Fri night). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
clear
part cloud
cloud
cloud
cloud
cloud
light rain
heavy rain
light rain
clear
clear
clear
clear
part cloud
cloud
cloud
mod rain
snow shwrs
clear
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
heavy rain
light rain
clear
clear
clear
clear
some clouds
cloudy
cloudy
mod. rain
km/h
20
WNW
30
NW
10
WSW
15
W
5
WSW
10
W
5
SSW
0
SSW
5
SE
15
N
15
NNW
10
NNW
10
NW
5
WNW
5
S
10
S
10
S
15
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
2
3
13
2
6
 max °C
3
4
3
7
7
4
6
5
3
4
4
1
6
7
4
6
6
4
 min °C
1
2
2
5
5
3
4
3
2
3
2
0
3
6
4
5
5
3
-4
-3
-2
2
3
0
3
3
0
-1
-2
-4
0
5
3
2
2
0
79
22
12
18
28
41
41
67
96
72
49
43
24
26
66
65
57
91
2100
2300
2350
2550
2650
2400
2450
2450
2450
2550
2450
1900
2450
2750
3200
2950
3050
2500
Sea lvl1000m2000m3000m4000m5000m
12254243232-146455344287376355-1784774
Sunrise
5:05
5:03
5:01
5:01
5:00
4:58
Sunset
6:23
6:24
6:25
6:27
6:28
6:29
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Snow Radar

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: 7 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)


Snow History

Week 3 of April has on average:

0.2
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.4
Powder days
Fresh snow, limited sun, any wind.
0.4
Bluebird days
Average snow, mostly sunny, light wind.



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