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Ski Japan - Nagano

Shiga Kogen-Tannenomori Okojo Snow Forecast

Lat Long: 36.73° N 138.51° E

Weather Forecast for Tannenomori Okojo at 1800m altitude

Issued: 2 pm 01 Jul 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 49.0mm), heaviest during Wed night. Very mild (max 16°C on Wed afternoon, min 11°C on Thu night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 26.0mm), heaviest during Sat afternoon. Very mild (max 18°C on Tue morning, min 12°C on Sat night). Wind will be generally light.

Wed
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
heavy rain
mod rain
light rain
light rain
rain showers
thunderstorm
part cloud
light rain
thunderstorm
rain showers
part cloud
light rain
mod rain
light rain
light rain
light rain
t-storm
risk
heavy rain
mod. rain
light rain
light rain
rain shwrs
t-storm
risk
some clouds
light rain
t-storm
risk
rain shwrs
some clouds
light rain
mod. rain
light rain
light rain
light rain
km/h
5
SSW
10
SSE
10
SW
10
WSW
10
NW
5
NW
10
NW
5
SSW
5
SW
5
WNW
5
SSE
10
S
5
S
10
SSE
5
SSW
5
SSW
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
3
23
7
2
5
3
4
2
7
1
2
9
2
2
2
max °C
16
14
13
13
12
14
13
13
14
14
13
16
16
14
14
15
14
min °C
15
12
13
13
11
12
13
12
14
14
12
15
14
13
14
14
14
 chill °C
15
11
12
12
10
12
12
12
14
14
12
15
14
12
14
14
14
Humid %
74
94
95
98
96
88
85
79
77
81
87
76
78
91
96
94
92
Freeze m
4400
4500
4500
4450
4200
4100
4100
4300
4150
4250
4450
4650
4600
4500
4600
4650
5000
Sea lvl1000m2000m3000m4000m5000m
16131313121313131414131615141415141513131312141412151412171513141513
Sunrise
4:30
4:31
4:31
4:31
4:31
Sunset
7:07
7:07
7:07
7:07
7:07
7:07

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

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Snow Radar

Latest snow reports near Shiga Kogen-Tannenomori Okojo:

No recent snow reports

No recent snow reports

Shiga Kogen-Tannenomori Okojo Snow Conditions

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

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Snow History

Week 1 of July 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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