comScore pixel
snowy resort
Lat Long: 36.05° N 138.42° E
Ski Japan - Nagano

Koumi Riekkusu Ski Valley Snow Forecast

Weather Forecast for Koumi Riekkusu Ski Valley at 1780m altitude

Issued: 2 pm 06 May 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 4.0mm), mostly falling on Thu afternoon. Very mild (max 15°C on Thu afternoon, min 2°C on Fri night). Winds increasing (light winds from the SSW on Wed night, fresh winds from the WSW by Fri night).

Days 4-6 weather summary:

Mostly dry. Very mild (max 11°C on Mon morning, min 2°C on Sat night). Wind will be generally light.

Wed
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
part cloud
clear
rain showers
part cloud
cloud
light rain
rain showers
clear
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
cloudy
some clouds
clear
rain shwrs
some clouds
cloudy
light rain
rain shwrs
clear
some clouds
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
km/h
10
SSW
10
SSW
10
SW
10
SW
15
SW
15
SW
30
SW
30
WSW
25
WNW
30
W
10
W
10
NNW
5
NW
5
SSW
5
SSE
5
SE
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
2
1
 max °C
10
9
14
15
11
13
11
6
5
6
2
8
10
7
11
11
8
 min °C
9
8
11
13
9
10
7
2
4
3
2
5
9
6
8
10
6
8
7
10
12
7
8
3
-4
-1
-2
-2
3
9
5
8
10
5
46
80
54
60
66
64
68
70
53
49
46
26
29
70
47
54
80
3400
3700
3850
3650
3800
3350
3200
2500
2300
2350
2300
2600
2850
3000
3100
3000
3150
Sea lvl1000m2000m3000m4000m5000m
1091314101294552710710117129171710151269821112715147
Sunrise
4:48
4:47
4:46
4:45
4:43
Sunset
6:37
6:37
6:37
6:38
6:39
6:40
Popular Koumi Riekkusu Ski Valley Pages

Snow Radar

Latest snow reports near Koumi Riekkusu Ski Valley:

No recent snow reports

No recent snow reports

Koumi Riekkusu Ski Valley 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)


Snow History

Week 1 of May has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.1
Bluebird days
Average snow, mostly sunny, light wind.



Snow-Forecast Partner Offers
Map placeholder