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Ski Japan - Niigata

Ipponsugi Snow Forecast

36.93° N 138.81° E

Weather Forecast for Ipponsugi at 455 m altitude

Issued:
8 am 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 23.0mm), heaviest during Mon afternoon. Warm (max 23°C on Sun morning, min 14°C on Tue night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 37.0mm), heaviest during Thu afternoon. Warm (max 22°C on Wed morning, min 11°C on Fri night). Wind will be generally light.

Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
thunderstorm
light rain
light rain
light rain
mod rain
light rain
light rain
rain showers
clear
part cloud
rain showers
light rain
mod rain
heavy rain
mod rain
light rain
part cloud
cloudy
t-storm
risk
light rain
light rain
light rain
mod. rain
light rain
light rain
rain shwrs
clear
some clouds
rain shwrs
light rain
mod. rain
heavy rain
mod. rain
light rain
some clouds
km/h
0
ESE
0
SSE
10
S
5
SW
5
W
5
NNW
5
NNW
0
WNW
5
NNW
0
SE
10
SSE
10
S
5
SW
10
NNW
5
NW
5
NNW
5
NNW
5
N
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
2
2
2
5
6
2
2
2
—
—
4
4
9
12
7
1
—
max °C
23
21
19
22
21
19
17
17
16
22
22
19
21
17
16
15
15
14
min °C
20
19
19
21
20
17
17
16
14
18
19
18
20
16
16
14
14
11
 chill °C
20
19
19
21
20
17
17
16
14
18
19
18
20
16
16
14
14
11
Humid %
81
86
90
83
85
98
97
96
96
66
69
91
90
97
88
98
96
90
Freeze m
4100
4150
4200
4050
4150
3950
3750
3850
4050
4400
4500
4500
4600
4450
4250
3950
3800
4050
Sea lvl1000m2000m3000m4000m5000m
222019222118171615202019201716151512222018212017171614212017191615141412
Sunrise
5:35
—
—
5:35
—
—
5:37
—
—
5:37
—
—
5:39
—
—
5:39
—
—
Sunset
—
5:35
—
—
5:32
—
—
5:31
—
—
5:30
—
—
5:29
—
—
5:27
—

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Ipponsugi:

No recent snow reports

No recent snow reports

Ipponsugi 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 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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