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Ski Japan - Shiga

Biwako Valley Snow Forecast

Weather Forecast for Biwako Valley at 1174 m
Issued: 2 am  18 Sep 2025 (local time)

The snow forecast for Biwako Valley is: Heavy rain (total 68.0mm), heaviest during Sat afternoon. Warm (max 20°C on Thu morning, min 13°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the SSW by Sat morning).

Biwako Valley Weather (Next 3 days): The snow forecast for Biwako Valley is: Heavy rain (total 68.0mm), heaviest during Sat afternoon. Warm (max 20°C on Thu morning, min 13°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the SSW by Sat morning).

Biwako Valley Weather (Days 4-6): Light rain (total 9.0mm), mostly falling on Sun morning. Very mild (max 16°C on Sun afternoon, min 13°C on Sun morning). Winds decreasing (fresh winds from the NNW on Sun morning, calm by Sun night).


Biwako Valley Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
20
30
thunderstorm
Bottom Lift: 
21
25
thunderstorm
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6 Day Forecast
Issued: 2 am 18 Sep 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
thunderstorm
part cloud
part cloud
light rain
light rain
mod rain
rain showers
rain showers
rain showers
part cloud
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
heavy rain
risk thun- der
risk thun- der
some clouds
some clouds
light rain
light rain
mod. rain
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
cloudy
light rain
light rain
light rain
light rain
light rain
cloudy
heavy rain
 km/h
20
W
25
NW
20
NNW
0
NW
10
SSW
25
S
35
SSW
25
SSW
25
NW
30
NNW
30
N
5
ENE
15
SSE
15
SSE
20
SE
10
SE
10
E
20
SE
20
SE
45
SE
55
SSE
Snow map
 cm 
 mm 
2
5
1
5
7
45
3
2
1
2
2
2
1
23
max°C
20
19
18
17
18
17
18
18
15
14
16
15
15
15
15
15
14
14
14
15
15
min°C
20
18
17
17
17
17
17
17
13
13
14
14
14
15
14
14
14
14
14
14
15
chill°C 
20
17
16
17
17
16
15
16
10
10
12
14
13
14
12
13
13
12
12
11
12
Humid% 
80
92
72
69
73
97
96
99
92
86
65
51
84
91
88
72
84
81
90
82
93
Freezing level (m
4750
4750
4550
4350
4450
4650
4650
4600
4300
4500
4250
4150
4150
4200
3950
3550
3900
4300
4350
4500
4750
topliftbotliftSea lvl1000m2000m3000m4000m5000m
201918171817181814141515151515151414141515222019181918181815161715171616161515151616
Sunrise
5:39
5:41
5:41
5:43
5:43
5:43
5:45
Sunset
6:00
5:58
5:57
5:54
5:53
5:52
5:51

Snow Radar

Latest snow reports near Biwako Valley:

No recent snow reports

No recent snow reports

Biwako Valley Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:15 Apr 2025
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Other resorts in Japan - Shiga are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of September has on average:
0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.



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