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Ski Japan - Niigata

Hakkai Sanroku Snow Forecast

37.11° N 138.98° E

Weather Forecast for Hakkai Sanroku at 212 m altitude

Issued:
2 pm 27 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 32.0mm), heaviest during Mon night. Warm (max 25°C on Wed morning, min 12°C on Tue night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 29.0mm), heaviest during Thu afternoon. Warm (max 24°C on Wed afternoon, min 9°C on Fri night). Wind will be generally light.

Sun
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
light rain
light rain
mod rain
heavy rain
light rain
light rain
part cloud
part cloud
part cloud
part cloud
light rain
heavy rain
mod rain
rain showers
rain showers
clear
t-storm
risk
light rain
light rain
mod. rain
heavy rain
light rain
light rain
some clouds
some clouds
some clouds
some clouds
light rain
heavy rain
mod. rain
rain shwrs
rain shwrs
clear
km/h
5
NW
5
SE
5
SE
0
WSW
5
W
5
NNW
5
NNW
5
SE
0
SSE
0
SSW
10
SSE
0
WSW
0
NW
5
WNW
5
NW
10
NW
5
ESE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
2
1
4
6
11
4
4
—
—
—
—
2
14
9
2
2
—
max °C
23
19
20
20
19
18
17
15
25
24
19
22
19
16
19
18
14
min °C
20
19
20
20
17
17
16
12
21
18
17
20
16
14
15
14
9
 chill °C
20
19
20
20
17
17
16
12
21
18
17
20
16
14
15
14
9
Humid %
82
90
91
91
99
97
94
91
70
66
90
89
99
95
84
72
86
Freeze m
4150
4150
4200
4100
3950
3650
3650
4150
4400
4450
4500
4500
4500
4300
3900
3850
3750
Sea lvl1000m2000m3000m4000m5000m
21202020181716152121192118151515122219202018181714232118211815171612
Sunrise
—
—
5:35
—
—
5:37
—
—
5:37
—
—
5:37
—
—
5:39
—
—
Sunset
5:34
—
—
5:32
—
—
5:30
—
—
5:30
—
—
5:28
—
—
5:27
—

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Hakkai Sanroku:

No recent snow reports

No recent snow reports

Hakkai Sanroku Snow Conditions

Top snow depth:—
Bottom snow depth:—
Fresh snowfall depth:—
Last snowfall:20 Mar 2026
Snow AlertsCreate Alert
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)

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Snow History

Week 4 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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