Mountain resort image
– Lat/Long: 36.12° N 138.18° E

Mount Ōsasa (Mount Osasa)
Weather Forecast, Japan

Issued: 8 pm Sun 28 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Temperatures will be below freezing (max -1°C on Mon afternoon, min -7°C on Tue night). Winds increasing (light winds from the S on Sun night, fresh winds from the W by Wed morning).

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Fri afternoon. Temperatures will be below freezing (max -4°C on Thu morning, min -14°C on Fri night). Winds increasing (light winds from the WNW on Fri afternoon, strong winds from the WNW by Sat morning).

Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
cloud
part cloud
part cloud
part cloud
mod snow
snow showers
light snow
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
clear
cloudy
some clouds
some clouds
some clouds
mod. snow
snow shwrs
light snow
clear
clear
 km/h
20
SSW
20
SW
30
SW
30
WSW
25
WSW
30
WSW
30
WSW
30
W
30
W
20
WSW
20
WSW
25
WSW
30
WSW
20
WSW
15
WNW
40
WNW
40
WNW
30
W
15
WNW
6
4
1
max °C
-4
-2
-1
-3
-2
-2
-4
-4
-4
-6
-4
-4
-8
-8
-10
-12
-9
-8
-7
min °C
-5
-4
-2
-4
-3
-3
-7
-6
-5
-7
-7
-6
-9
-9
-12
-14
-11
-9
-9
-11
-10
-9
-11
-10
-10
-16
-14
-12
-14
-14
-13
-18
-17
-20
-26
-22
-16
-16
900
1200
1700
1150
1350
1550
1000
950
1250
550
700
1300
600
550
400
0
350
750
0
Cloud base (m)
1900
1600
850
1450
1600
1750
5750
850
5750
2700
1450
1900
1500
1400
2050
850
Sea lvl1000m2000m3000m4000m5000m
-5-3-2-4-3-3-6-5-5-7-6-5-9-9-11-13-10-9-8-134133-111-301-4-3-5-8-4-3-6
Sunrise
6:56
6:56
6:56
6:58
6:58
6:58
Sunset
4:39
4:40
4:42
4:43
4:44
4:44

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Mount Ōsasa Weather (Days 0-3):

The weather forecast for Mount Ōsasa is: Mostly dry. Temperatures will be below freezing (max -1°C on Mon afternoon, min -7°C on Tue night). Winds increasing (light winds from the S on Sun night, fresh winds from the W by Wed morning).

Mount Ōsasa Weather (Days 3-6):

A moderate fall of snow, heaviest on Fri afternoon. Temperatures will be below freezing (max -4°C on Thu morning, min -14°C on Fri night). Winds increasing (light winds from the WNW on Fri afternoon, strong winds from the WNW by Sat morning).

This table gives the weather forecast for Mount Ōsasa at the specific elevation of 1807 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Ōsasa. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Japan.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
10 km SSW
762m alt.
44 minutes ago
-2° C
-
6
Light winds from the S
(6 kph at 170).
40 km
21 km W
603m alt.
28 minutes ago
-2° C
-
2
Calm
(2 kph at 152).
6
25 km WNW
611m alt.
44 minutes ago
-2° C
-
6
Light winds from the NNE
(6 kph at 30).
40 km
29 km SSW
798m alt.
1 hour ago
-3° C
-
0
Calm
(0 kph at 289).
0
40 km NE
1018m alt.
29 minutes ago
-1° C
-
3
Calm
(3 kph at 36).
5
Karuizawa
41 km NE
1001m alt.
44 minutes ago
-4° C
-
4
Calm
(4 kph at 20).
40 km
58 km SSE
329m alt.
1 hour ago
1° C
-
0
Calm
(0 kph at 0).
0
60 km N
120m alt.
44 minutes ago
-2° C
Mist
4
Calm
(4 kph at 20).
29 km
60 km N
349m alt.
39 minutes ago
-3° C
-
0
Calm
(0 kph at 28).
2
61 km SSE
274m alt.
44 minutes ago
1° C
-
4
Calm
(4 kph at 220).
40 km

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.