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Ski Japan - Nagano

Hiraya Kogen Akasaka Snow Forecast

Lat Long: 35.30° N 137.63° E

Weather Forecast for Hiraya Kogen Akasaka at 950m altitude

Issued: 8 pm 24 Jun 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Heavy rain (total 141.0mm), heaviest during Fri afternoon. Warm (max 21°C on Sat morning, min 15°C on Wed night). Winds decreasing (fresh winds from the SSW on Thu night, calm by Sat morning).

Days 5-7 weather summary:

Heavy rain (total 21.0mm), heaviest during Sat night. Warm (max 23°C on Sun morning, min 16°C on Sun night). Wind will be generally light.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod rain
mod rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
rain showers
cloud
thunderstorm
clear
rain showers
thunderstorm
rain showers
mod. rain
mod. rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
rain shwrs
cloudy
t-storm
risk
clear
rain shwrs
t-storm
risk
rain shwrs
km/h
5
ESE
15
ENE
10
ESE
10
SW
15
W
5
W
5
W
5
NNE
5
SE
10
NW
5
W
5
WSW
5
NW
0
SW
5
WSW
5
NNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
10
10
12
21
12
22
29
14
11
10
2
1
4
1
max °C
15
15
15
17
17
16
16
21
20
18
23
21
17
21
21
17
min °C
15
15
15
15
17
15
15
17
18
17
22
19
16
20
19
16
 chill °C
15
14
15
15
17
14
15
17
18
17
22
19
16
20
19
16
Humid %
92
92
97
98
99
95
98
95
89
96
71
89
89
85
84
94
Freeze m
4300
4550
4550
4550
4550
4600
4650
4900
5050
5200
4850
4800
4600
4400
4500
4550
Sea lvl1000m2000m3000m4000m5000m
1616161717171719201921201819201815151516171616191918232017212017
Sunrise
4:35
4:35
4:35
4:35
4:37
Sunset
7:07
7:07
7:07
7:07
7:07

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

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Latest snow reports near Hiraya Kogen Akasaka:

No recent snow reports

No recent snow reports

Hiraya Kogen Akasaka Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 8 Feb 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)

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Snow History

Week 4 of June 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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