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Ski Japan - Shiga

Biwako Valley Snow Forecast

Weather Forecast for Biwako Valley at 1174 m
Issued: 8 am  26 Dec 2025 (local time)

New snow in Biwako Valley

8.0cm3.1in
Fri 26th (PM)
The snow forecast for Biwako Valley is: A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -1°C on Sun afternoon, min -8°C on Fri afternoon). Winds decreasing (near gales from the NNW on Fri morning, calm by Sun afternoon).

Biwako Valley Weather (Next 3 days): The snow forecast for Biwako Valley is: A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -1°C on Sun afternoon, min -8°C on Fri afternoon). Winds decreasing (near gales from the NNW on Fri morning, calm by Sun afternoon).

Biwako Valley Weather (Days 4-6): A dusting of new snow. Freeze-thaw conditions (max 2°C on Mon afternoon, min -6°C on Wed morning). Winds increasing (light winds from the WNW on Tue afternoon, near gales from the NW by Wed morning).


Biwako Valley Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-7
50
snow showers
Bottom Lift: 
-5
45
snow showers
6 Day Forecast
Issued: 8 am 26 Dec 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy snow
mod snow
mod snow
cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
light snow
cloud
part cloud
snow showers
snow showers
heavy snow
mod. snow
mod. snow
cloudy
clear
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
light snow
cloudy
some clouds
snow shwrs
snow shwrs
 km/h
45
NNW
50
NNW
25
NNW
15
W
20
W
25
NW
15
NNW
5
NW
15
SW
20
SW
35
WSW
35
W
25
W
15
WNW
20
W
50
WNW
50
NW
45
NW
Snow map
16
6
7
1
2
max °C
-5
-7
-7
-6
-4
-3
-2
-1
-1
1
2
2
1
0
-1
-4
-6
-6
min °C
-6
-8
-8
-7
-5
-4
-3
-1
-1
0
2
1
1
0
-3
-6
-6
-6
-17
-19
-18
-13
-11
-11
-8
-4
-4
-6
-4
-6
-5
-5
-11
-17
-16
-16
97
89
96
84
82
73
81
65
47
55
44
81
95
88
84
66
91
92
450
250
0
250
600
300
700
950
800
1100
1500
1400
1300
1200
950
600
500
350
Sea lvl1000m2000m3000m4000m5000m
-6-8-8-7-5-4-3-1-112210-2-5-6-6-4-6-6-5-4-4-1-1-113222-1-3-4-5
Sunrise
7:01
7:03
7:03
7:03
7:03
7:03
Sunset
4:50
4:51
4:51
4:52
4:52
4:52

Snow Radar

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Latest snow reports near Biwako Valley:

Biwako Valley Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:12cm
Last snowfall:25 Dec 2025
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Other resorts in Japan - Shiga are reporting: powder (0) / good piste (0)


Snow History

Week 4 of December has on average:
1.3
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.6
Powder days
Fresh snow, limited sun, any wind.
2.2
Bluebird days
Average snow, mostly sunny, light wind.



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