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Ski Japan - Nagano

Koumi Riekkusu Ski Valley Snow Forecast

Weather Forecast for Koumi Riekkusu Ski Valley at 1590 m
Issued: 8 pm  30 Mar 2026 (local time)

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New snow in Koumi Riekkusu Ski Valley

2.7cm1.1in
Thu 2nd (AM)
The snow forecast for Koumi Riekkusu Ski Valley is: Heavy rain (total 42.0mm), heaviest during Wed afternoon. Later becoming colder with a dusting of snow on Thu morning. Freeze-thaw conditions (max 9°C on Tue afternoon, min 0°C on Thu morning). Wind will be generally light.

Koumi Riekkusu Ski Valley Weather (Next 3 days): The snow forecast for Koumi Riekkusu Ski Valley is: Heavy rain (total 42.0mm), heaviest during Wed afternoon. Later becoming colder with a dusting of snow on Thu morning. Freeze-thaw conditions (max 9°C on Tue afternoon, min 0°C on Thu morning). Wind will be generally light.

Koumi Riekkusu Ski Valley Weather (Days 4-6): A dusting of snow giving way to moderate rain (total 16.0mm) heaviest on Sat afternoon. Freeze-thaw conditions (max 13°C on Sun afternoon, min -2°C on Thu night). Wind will be generally light.


Koumi Riekkusu Ski Valley Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
5
15
cloud
Bottom Lift: 
6
15
cloud
6 Day Forecast
Issued: 8 pm 30 Mar 2026 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Tuesday
31
Wednesday
1
Thursday
2
Friday
3
Saturday
4
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
mod rain
mod rain
rain showers
cloud
heavy rain
mod rain
light snow
light snow
clear
clear
cloud
light snow
light snow
mod rain
rain showers
light rain
mod. rain
mod. rain
rain shwrs
cloudy
heavy rain
mod. rain
light snow
light snow
clear
clear
cloudy
light snow
light snow
mod. rain
rain shwrs
 km/h
15
SSW
25
SSW
20
SSW
15
WNW
5
SSW
5
E
5
SE
10
NW
15
NW
10
NW
0
WSW
10
S
15
S
15
S
15
SSW
10
W
Snow map
2
3
3
7
8
1
14
9
3
10
2
max °C
6
5
9
9
7
5
4
1
1
0
7
7
3
2
5
7
min °C
5
4
7
4
6
4
3
0
0
-2
3
5
2
2
3
6
2
-1
4
2
5
3
1
-4
-4
-6
3
3
-2
-2
-1
4
90
95
97
87
78
96
98
98
83
68
36
39
84
98
96
92
2650
2750
3500
3750
3500
2550
2450
1900
1800
1300
2150
2400
2600
2200
2500
3250
Sea lvl1000m2000m3000m4000m5000m
5476643-1-1-2452137668786422-2873346
Sunrise
5:35
5:33
5:31
5:30
5:28
Sunset
6:06
6:07
6:07
6:08
6:09
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Snow Radar

Latest snow reports near Koumi Riekkusu Ski Valley:

No recent snow reports

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Koumi Riekkusu Ski Valley Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:26 Mar 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)


Snow History

Week 4 of March has on average:
0.4
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.6
Powder days
Fresh snow, limited sun, any wind.
0.8
Bluebird days
Average snow, mostly sunny, light wind.



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