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Ski Japan - Nagano

Yamada Bokujo Snow Forecast

36.66° N 138.46° E

Weather Forecast for Yamada Bokujo at 1500m altitude

Issued:
8 pm 31 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 38.0mm), heaviest during Thu afternoon. Warm (max 21°C on Tue morning, min 14°C on Thu afternoon). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 23.0mm), heaviest during Thu night. Very mild (max 18°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light.

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
rain showers
thunderstorm
rain showers
rain showers
thunderstorm
mod rain
light rain
mod rain
heavy rain
light rain
light rain
light rain
part cloud
part cloud
clear
rain shwrs
rain shwrs
t-storm
risk
rain shwrs
rain shwrs
t-storm
risk
mod. rain
light rain
mod. rain
heavy rain
light rain
light rain
light rain
some clouds
some clouds
clear
km/h
10
SSE
5
S
5
NE
5
S
0
W
0
ENE
5
SSE
5
W
5
NW
5
WSW
5
E
5
SSE
5
E
5
ESE
5
ENE
10
SE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
7
1
3
1
1
5
7
3
10
15
2
2
2
max °C
16
21
20
16
21
20
16
16
15
14
15
14
12
17
18
11
min °C
15
18
17
15
19
17
16
15
14
13
15
13
12
13
13
10
 chill °C
15
18
17
15
19
17
16
15
14
13
15
13
12
13
13
9
Humid %
95
90
82
94
84
78
88
86
97
96
86
95
97
88
64
85
Freeze m
5150
5100
5100
5100
4900
4800
4900
4650
4700
4650
4600
4500
4600
4400
4600
4600
Sea lvl1000m2000m3000m4000m5000m
1617171618181715141313131214151116201916201916161514151412151611
Sunrise
5:16
5:16
5:18
5:18
5:18
Sunset
6:15
6:14
6:12
6:10
6:08

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Yamada Bokujo:

No recent snow reports

No recent snow reports

Yamada Bokujo 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 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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