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Ski Japan - Nagano

Yachiho Kogen Snow Forecast

Weather Forecast for Yachiho Kogen at 1730 m
Issued: 8 pm  12 Dec 2025 (local time)

New snow in Yachiho Kogen

1.6cm0.6in
Sat 13th (NGT)
The snow forecast for Yachiho Kogen is: A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max 0°C on Sat night, min -9°C on Fri night). Winds increasing (light winds from the W on Sat morning, near gales from the W by Sun night).

Yachiho Kogen Weather (Next 3 days): The snow forecast for Yachiho Kogen is: A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max 0°C on Sat night, min -9°C on Fri night). Winds increasing (light winds from the W on Sat morning, near gales from the W by Sun night).

Yachiho Kogen Weather (Days 4-6): A dusting of new snow. Temperatures will be below freezing (max -1°C on Tue morning, min -6°C on Mon night). Wind will be generally light.


Yachiho Kogen Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-9
15
part cloud
Bottom Lift: 
-9
15
part cloud
6 Day Forecast
Issued: 8 pm 12 Dec 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
clear
light snow
mod snow
light snow
snow showers
part cloud
part cloud
clear
clear
clear
clear
cloud
part cloud
light snow
some clouds
clear
clear
light snow
mod. snow
light snow
snow shwrs
some clouds
some clouds
clear
clear
clear
clear
cloudy
some clouds
light snow
 km/h
15
WNW
10
W
15
SW
20
S
15
SW
30
WSW
45
W
30
WNW
20
W
15
W
15
W
20
W
20
W
15
W
15
W
10
W
Snow map
2
7
1
1
1
max °C
-8
-3
-1
0
0
-1
-6
-5
-4
-4
-1
-1
-2
-1
-1
-4
min °C
-9
-6
-2
-2
0
-5
-6
-6
-5
-6
-4
-1
-3
-3
-3
-6
-16
-11
-7
-7
-4
-14
-17
-14
-11
-12
-10
-7
-9
-8
-7
-12
71
40
40
93
99
88
73
66
55
60
37
63
65
83
77
97
0
650
1550
1350
1700
1500
800
900
1100
250
1050
1650
1350
1200
1600
1000
topbotSea lvl1000m2000m3000m4000m5000m
-9-5-3-20-4-7-7-5-6-3-2-3-3-3-6-9-3-2-20-3-6-5-5-7-2-2-4-1-2-6
Sunrise
6:47
6:48
6:48
6:50
6:50
Sunset
4:31
4:31
4:32
4:32
4:32

Snow Radar

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Latest snow reports near Yachiho Kogen:

  • 20 km away from Yachiho Kogen

    20 hours ago
    weather station observation

    Freezing rain reported from Suwa at 762 metres elevation 7 kms SSW of Kirigamine but it is forecast cold enough for snow at the ski area from Kirigamine

  • 20 km away from Yachiho Kogen

    23 hours ago
    weather station observation

    Moderate to heavy freezing rain reported from Suwa at 762 metres elevation 7 kms SSW of Kirigamine but it is forecast cold enough for snow at the ski area from Kirigamine

Yachiho Kogen Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:5cm
Last snowfall:11 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)


Snow History

Week 2 of December has on average:
0.6
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.4
Powder days
Fresh snow, limited sun, any wind.
1.8
Bluebird days
Average snow, mostly sunny, light wind.




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