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Ski Japan - Hiroshima

Osa Snow Forecast

Weather Forecast for Osa at 1030 m
Issued: 2 am  31 Mar 2026 (local time)

The snow forecast for Osa is: Moderate rain (total 18.0mm), heaviest on Wed afternoon. Very mild (max 13°C on Tue morning, min 4°C on Tue afternoon). Winds decreasing (near gales from the NNW on Tue afternoon, calm by Wed morning).

Osa Weather (Next 3 days): The snow forecast for Osa is: Moderate rain (total 18.0mm), heaviest on Wed afternoon. Very mild (max 13°C on Tue morning, min 4°C on Tue afternoon). Winds decreasing (near gales from the NNW on Tue afternoon, calm by Wed morning).

Osa Weather (Days 4-6): Heavy rain (total 24.0mm), heaviest during Fri night. Very mild (max 14°C on Sun afternoon, min 6°C on Fri night). Winds increasing (calm on Fri morning, stormy winds from the S by Fri night).


Osa Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
13
45
mod rain
Bottom Lift: 
12
30
mod rain
6 Day Forecast
Issued: 2 am 31 Mar 2026 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Tuesday
31
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
clear
clear
part cloud
cloud
heavy rain
mod rain
light rain
clear
clear
part cloud
part cloud
light rain
light rain
light rain
light rain
light rain
light rain
rain shwrs
clear
clear
some clouds
cloudy
heavy rain
mod. rain
light rain
clear
clear
some clouds
some clouds
 km/h
50
SW
50
NNW
15
N
0
WSW
5
N
15
NNW
15
WNW
25
WNW
20
NW
5
SW
15
S
60
SSE
80
S
40
W
10
WNW
15
SW
15
SW
35
WSW
Snow map
4
2
4
2
4
1
1
14
9
1
max °C
13
5
6
6
7
5
6
6
6
9
9
10
12
11
9
13
14
10
min °C
8
4
4
6
5
4
5
6
5
8
9
6
12
8
8
11
11
8
3
-3
-1
6
2
0
2
2
0
8
7
-1
7
4
5
9
8
3
98
98
97
82
95
74
93
66
63
60
58
86
90
98
52
34
50
29
3350
3750
3700
2100
2200
1850
1800
1900
2200
2450
2700
2950
3550
3550
3500
3450
3500
3250
Sea lvl1000m2000m3000m4000m5000m
1155665666998121091213912779869961211912118151510
Sunrise
6:00
5:58
5:56
5:56
5:54
5:52
Sunset
6:30
6:30
6:31
6:32
6:34
6:34

Snow Radar

Latest snow reports near Osa:

No recent snow reports

No recent snow reports

Osa Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:13 Mar 2026
Snow AlertsCreate Alert
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)


Snow History

Week 4 of March has on average:
0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.1
Powder days
Fresh snow, limited sun, any wind.
0.3
Bluebird days
Average snow, mostly sunny, light wind.

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