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Shirakaba 2 in 1 resort snow
Ski Japan - Nagano

Shirakaba 2 in 1 Snow Forecast

36.10° N 138.26° E

Weather Forecast for Shirakaba 2 in 1 at 1634m altitude

Issued:
2 pm 24 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 26.0mm), heaviest during Fri night. Very mild (max 18°C on Thu afternoon, min 9°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 81.0mm), heaviest during Sun night. Very mild (max 18°C on Mon morning, min 10°C on Sun night). Wind will be generally light.

Thu
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
light rain
light rain
rain showers
heavy rain
mod rain
light rain
cloud
cloud
light rain
heavy rain
part cloud
thunderstorm
rain showers
part cloud
cloud
light rain
rain shwrs
light rain
light rain
rain shwrs
heavy rain
mod. rain
light rain
cloudy
cloudy
light rain
heavy rain
some clouds
t-storm
risk
rain shwrs
some clouds
cloudy
light rain
km/h
10
NNW
5
W
5
WSW
5
W
10
SW
5
SSW
5
WSW
10
SW
5
SW
5
SSE
10
SSE
10
W
15
WSW
10
W
10
WSW
20
SW
10
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
1
2
12
6
3
2
62
2
1
3
max °C
18
12
17
16
12
9
9
9
14
14
11
18
17
12
15
14
11
min °C
14
11
13
12
9
9
9
9
12
11
10
14
13
10
12
12
10
 chill °C
14
11
13
12
8
8
9
9
12
10
8
13
12
8
11
10
8
Humid %
63
90
90
64
88
97
99
94
91
78
100
92
62
89
78
57
71
Freeze m
4450
4300
4150
3950
3700
3600
3800
3850
4000
4150
4200
4250
4150
3900
3950
3600
4100
Sea lvl1000m2000m3000m4000m5000m
151214141199101212111415121313111612151411999131311161511141311
Sunrise
5:35
5:37
5:37
5:37
5:39
Sunset
5:42
5:39
5:38
5:37
5:36
5:34

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Shirakaba 2 in 1:

No recent snow reports

No recent snow reports

Shirakaba 2 in 1 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)

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Snow History

Week 4 of September 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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