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Ski Japan - Nagano

Kurumayama Kogen Snow Forecast

36.10° N 138.22° E

Weather Forecast for Kurumayama Kogen at 1743m altitude

Issued:
2 am 01 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 40.0mm), heaviest during Thu night. Warm (max 21°C on Wed afternoon, min 13°C on Thu night). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 9.0mm), mostly falling on Fri afternoon. Very mild (max 16°C on Fri afternoon, min 12°C on Sat night). Wind will be generally light.

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
thunderstorm
rain showers
part cloud
rain showers
mod rain
light rain
mod rain
heavy rain
cloud
light rain
light rain
rain showers
rain showers
part cloud
rain showers
cloud
light rain
some clouds
t-storm
risk
rain shwrs
some clouds
rain shwrs
mod. rain
light rain
mod. rain
heavy rain
cloudy
light rain
light rain
rain shwrs
rain shwrs
some clouds
rain shwrs
cloudy
light rain
km/h
5
SSW
10
SSW
10
SSW
5
WSW
5
SSW
10
S
10
SW
15
SW
0
SSE
0
NNE
5
ENE
5
NNE
5
ENE
10
ENE
10
E
10
E
10
E
15
ESE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
3
1
1
6
5
8
16
2
1
1
1
1
3
max °C
20
20
16
20
21
17
16
14
14
15
16
14
15
16
13
15
14
12
min °C
17
18
16
17
20
16
16
14
13
14
14
13
13
14
12
13
12
12
 chill °C
17
18
16
17
20
16
16
13
13
14
14
13
13
13
11
12
11
10
Humid %
85
76
93
81
54
84
85
94
97
88
82
90
86
72
84
75
80
97
Freeze m
5150
5100
5100
4900
4800
4950
4900
4750
4750
4800
4700
4550
4500
4500
4750
4900
4950
4800
Sea lvl1000m2000m3000m4000m5000m
181816181917151313141513141412141312211916212117161514161614151612151412
Sunrise
5:18
5:18
5:18
5:20
5:20
5:20
Sunset
6:15
6:14
6:13
6:10
6:09
6:07

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Kurumayama Kogen:

No recent snow reports

No recent snow reports

Kurumayama Kogen 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 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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