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Ski Japan - Nagano

Koumi Riekkusu Ski Valley Snow Forecast

Weather Forecast for Koumi Riekkusu Ski Valley at 1590 m
Issued: 2 pm  02 Jan 2026 (local time)

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New snow in Koumi Riekkusu Ski Valley

0.8cm0.3in
Fri 2nd (NGT)
The snow forecast for Koumi Riekkusu Ski Valley is: A dusting of new snow. Temperatures will be below freezing (max -2°C on Sun afternoon, min -11°C on Fri night). Wind will be generally light.

Koumi Riekkusu Ski Valley Weather (Next 3 days): The snow forecast for Koumi Riekkusu Ski Valley is: A dusting of new snow. Temperatures will be below freezing (max -2°C on Sun afternoon, min -11°C on Fri night). Wind will be generally light.

Koumi Riekkusu Ski Valley Weather (Days 4-6): A light covering of new snow, mostly falling on Wed night. Temperatures will be below freezing (max -1°C on Tue afternoon, min -9°C on Thu morning). Winds increasing (calm on Wed morning, fresh winds from the WNW by Thu morning).


Koumi Riekkusu Ski Valley Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-10
10
mod snow
Bottom Lift: 
-7
10
light snow
6 Day Forecast
Issued: 2 pm 02 Jan 2026 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Fri
2
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light snow
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part cloud
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clear
snow showers
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clear
snow showers
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snow shwrs
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 km/h
5
WNW
10
WNW
10
W
20
W
15
WNW
10
W
15
W
15
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20
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25
WNW
15
WNW
10
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10
WSW
10
SSW
5
ESE
15
WNW
35
WSW
Snow map
2
1
4
max °C
-6
-10
-6
-6
-8
-3
-2
-4
-2
-2
-7
-3
-1
-4
-2
-1
-5
min °C
-9
-11
-9
-7
-8
-6
-3
-5
-3
-6
-8
-6
-3
-4
-4
-4
-8
-14
-17
-14
-12
-14
-11
-8
-11
-9
-12
-14
-10
-6
-7
-4
-10
-17
68
82
68
52
72
43
43
74
80
66
87
40
27
64
59
43
80
750
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Sea lvl1000m2000m3000m4000m5000m
-9-12-10-8-9-6-4-6-4-6-9-6-3-5-4-4-9-6-9-6-6-9-3-2-5-1-3-7-2-2-4-1-2-6
Sunrise
6:56
6:56
6:56
6:56
6:56
Sunset
4:43
4:43
4:44
4:45
4:45
4:46
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Snow Radar

Latest snow reports near Koumi Riekkusu Ski Valley:

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Koumi Riekkusu Ski Valley Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:26 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)


Snow History

Week 1 of January has on average:
0.6
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.4
Powder days
Fresh snow, limited sun, any wind.
4.0
Bluebird days
Average snow, mostly sunny, light wind.



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