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Ski Japan - Nagano

Shiga Kogen-Tannenomori Okojo Snow Forecast

Weather Forecast for Tannenomori Okojo at 1800 m
Issued: 8 pm  16 Dec 2025 (local time)

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New snow in Shiga Kogen-Tannenomori Okojo

3.9cm1.5in
Wed 17th (AM)
The snow forecast for Shiga Kogen-Tannenomori Okojo is: A moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 4°C on Fri afternoon, min -6°C on Tue night). Wind will be generally light.

Shiga Kogen-Tannenomori Okojo Weather (Next 3 days): The snow forecast for Shiga Kogen-Tannenomori Okojo is: A moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 4°C on Fri afternoon, min -6°C on Tue night). Wind will be generally light.

Shiga Kogen-Tannenomori Okojo Weather (Days 4-6): Mild with light rain (total 3.0mm) on Sun afternoon Becoming colder with a light covering of snow, mostly falling on Mon afternoon. Freeze-thaw conditions (max 7°C on Sun morning, min -3°C on Mon afternoon). Wind will be generally light.


Shiga Kogen-Tannenomori Okojo Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-5
10
snow showers
Bottom Lift: 
-6
10
snow showers
6 Day Forecast
Issued: 8 pm 16 Dec 2025 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
part cloud
light snow
mod snow
snow showers
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
light rain
light snow
snow shwrs
some clouds
light snow
mod. snow
snow shwrs
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
light rain
light snow
 km/h
10
WNW
15
SW
15
SW
15
WNW
20
NW
15
NW
10
W
10
WSW
10
SW
15
SW
20
SW
20
SSW
20
SSW
20
SSW
20
SW
15
NW
Snow map
3
7
2
2
1
max °C
-4
-1
-1
-4
-5
-5
0
2
4
5
4
4
5
7
6
4
min °C
-6
-3
-2
-6
-6
-6
-3
1
3
4
4
4
5
5
5
-2
-11
-8
-6
-12
-12
-11
-7
-2
0
1
0
0
2
1
2
-5
94
71
82
97
76
75
44
29
43
19
81
89
83
84
92
97
1100
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2150
topbotSea lvl1000m2000m3000m4000m5000m
-5-2-2-5-6-6-2245445661-6-2-2-5-5-6-6111443651
Sunrise
6:50
6:52
6:52
6:52
6:54
Sunset
4:30
4:30
4:31
4:31
4:32
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Latest snow reports near Shiga Kogen-Tannenomori Okojo:

  • 33 km away from Shiga Kogen-Tannenomori Okojo

    1 hour ago
    weather station observation

    Continuous light rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen

  • 33 km away from Shiga Kogen-Tannenomori Okojo

    4 hours ago
    weather station observation

    Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen

Shiga Kogen-Tannenomori Okojo Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:34cm
Last snowfall:15 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)


Snow History

Week 3 of December has on average:
2.3
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
2.0
Powder days
Fresh snow, limited sun, any wind.
0.9
Bluebird days
Average snow, mostly sunny, light wind.




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