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Ski Japan - Niigata

Muikamachi Hakkaisan Snow Forecast

37.11° N 138.98° E

Weather Forecast for Muikamachi Hakkaisan at 355m altitude

Issued:
8 pm 03 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Moderate rain (total 13.0mm), heaviest on Thu night. Warm (max 26°C on Sun morning, min 16°C on Fri night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 60.0mm), heaviest during Wed afternoon. Warm (max 27°C on Tue afternoon, min 16°C on Sun night). Wind will be generally light.

Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod rain
light rain
light rain
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
rain showers
light rain
mod. rain
light rain
light rain
some clouds
some clouds
rain shwrs
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
rain shwrs
light rain
km/h
0
WSW
5
WNW
5
NNW
0
E
5
NNW
5
NW
5
SE
10
SE
10
SSE
10
SE
10
ESE
5
ENE
5
W
5
NW
5
NNW
5
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
9
1
1
2
1
3
max °C
20
22
21
18
24
24
18
26
25
18
24
24
19
26
27
21
min °C
19
19
19
16
21
19
17
23
20
16
21
21
18
25
22
20
 chill °C
19
19
19
16
21
19
17
23
20
16
21
21
18
25
22
20
Humid %
94
90
86
93
80
73
90
66
64
78
80
76
91
77
74
90
Freeze m
4450
4200
3950
4100
4100
4300
4550
4750
5000
4950
5150
5000
4900
4950
4950
5150
Sea lvl1000m2000m3000m4000m5000m
1615151516171517171617181719201820212017232218252317232319262521
Sunrise
5:16
5:16
5:18
5:18
5:18
Sunset
6:08
6:07
6:06
6:05
6:02

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

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Latest snow reports near Muikamachi Hakkaisan:

No recent snow reports

No recent snow reports

Muikamachi Hakkaisan Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 7 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)

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Snow History

Week 1 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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