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Ski Japan - Nagano

Araragi Kogen Snow Forecast

35.40° N 137.67° E
1140m altitude
Issued:
8 pm 25 Aug 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Heavy rain (total 53.0mm), heaviest during Fri morning. Warm (max 26°C on Wed morning, min 17°C on Thu night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 47.0mm), heaviest during Sun night. Warm (max 22°C on Sun morning, min 18°C on Fri night). Wind will be generally light.

Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
mod rain
mod rain
mod rain
heavy rain
heavy rain
thunderstorm
light rain
light rain
light rain
light rain
thunderstorm
mod rain
heavy rain
clear
some clouds
some clouds
mod. rain
mod. rain
mod. rain
heavy rain
heavy rain
t-storm
risk
light rain
light rain
light rain
light rain
t-storm
risk
mod. rain
heavy rain
km/h
5
WNW
5
W
10
WSW
5
WSW
10
WSW
5
WNW
5
W
5
SW
5
W
5
W
5
SSE
10
SW
5
WSW
5
W
5
WSW
15
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
9
7
9
14
12
2
3
2
4
1
3
7
18
max °C
21
26
26
20
21
20
18
21
21
18
19
19
18
22
21
19
min °C
19
24
23
19
21
19
17
18
19
18
18
18
18
20
19
18
 chill °C
19
24
23
19
21
19
17
18
19
18
18
18
18
20
19
18
Humid %
83
59
56
82
85
87
83
91
88
84
92
98
98
92
92
99
Freeze m
5150
5100
5100
5100
4950
5000
4850
4900
5050
5000
5050
5150
5150
5050
5100
5150
Sea lvl1000m2000m3000m4000m5000m
2223242120201819191918181920201920252520212018202018191918212019
Sunrise
5:16
5:16
5:16
5:18
5:18
Sunset
6:24
6:23
6:22
6:21
6:20

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Araragi Kogen:

No recent snow reports

No recent snow reports

Araragi Kogen Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:11 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 August 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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