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snowy resort
Lat Long: 36.72° N 138.56° E
Ski Japan - Nagano

Shiga Kogen-Nishidateyama Snow Forecast

Weather Forecast for Nishidateyama at 1325m altitude

Issued: 8 pm 09 Aug 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Heavy rain (total 39.0mm), heaviest during Tue night. Warm (max 23°C on Mon morning, min 11°C on Mon night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 32.0mm), heaviest during Fri afternoon. Warm (max 21°C on Sat morning, min 14°C on Wed night). Wind will be generally light.

Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
clear
clear
part cloud
cloud
mod rain
heavy rain
rain showers
rain showers
rain showers
rain showers
thunderstorm
part cloud
light rain
mod rain
rain showers
t-storm
risk
clear
clear
some clouds
cloudy
mod. rain
heavy rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
t-storm
risk
some clouds
light rain
mod. rain
rain shwrs
km/h
5
NNE
5
NNW
10
N
5
N
10
NNW
10
NNW
10
SSE
15
SE
15
SE
10
SE
5
SSE
10
SE
10
SSE
5
S
5
E
5
SE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
3
8
26
1
1
1
1
2
2
10
11
max °C
17
23
22
14
19
14
15
18
19
15
18
20
16
20
18
17
min °C
15
20
17
11
17
13
14
15
16
14
17
17
15
18
16
16
 chill °C
15
20
17
10
17
12
14
14
15
14
17
17
15
18
16
16
Humid %
94
83
63
79
63
95
98
87
68
90
87
81
91
77
90
94
Freeze m
4750
4700
4700
4700
4400
4600
4700
4850
4550
4400
4500
4700
4850
4800
4750
4800
Sea lvl1000m2000m3000m4000m5000m
1516161214111314141314151415141516222013181415171815181916191717
Sunrise
4:58
4:58
4:58
5:00
5:01
Sunset
6:43
6:42
6:40
6:39
6:38

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

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Latest snow reports near Shiga Kogen-Nishidateyama:

No recent snow reports

No recent snow reports

Shiga Kogen-Nishidateyama 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 August 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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