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Ski Japan - Niigata

Itoigawa Seaside Valley Snow Forecast

Lat Long: 36.94° N 137.90° E

Weather Forecast for Itoigawa Seaside Valley at 240m altitude

Issued: 8 am 28 Jun 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Moderate rain (total 11.0mm), heaviest on Tue afternoon. Warm (max 26°C on Tue morning, min 18°C on Sun night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 63.0mm), heaviest during Thu night. Warm (max 25°C on Wed morning, min 17°C on Fri night). Wind will be generally light.

Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
rain showers
clear
rain showers
thunderstorm
clear
rain showers
thunderstorm
rain showers
rain showers
thunderstorm
mod rain
heavy rain
mod rain
heavy rain
part cloud
clear
clear
cloudy
rain shwrs
clear
rain shwrs
t-storm
risk
clear
rain shwrs
t-storm
risk
rain shwrs
rain shwrs
t-storm
risk
mod. rain
heavy rain
mod. rain
heavy rain
some clouds
clear
clear
km/h
5
NE
5
NE
5
E
5
ENE
10
NNE
5
SSE
5
NE
5
NNE
5
S
0
NE
5
NE
5
S
5
SE
0
S
10
NW
5
NW
5
NNW
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
1
2
1
4
1
1
2
10
16
7
27
max °C
25
24
20
25
24
21
26
24
21
25
24
21
21
22
20
24
23
19
min °C
22
21
18
24
21
19
25
21
20
25
23
20
20
21
18
21
21
17
 chill °C
22
21
18
24
21
19
25
21
20
25
23
20
20
21
18
21
21
17
Humid %
75
70
82
61
74
81
69
77
85
71
79
87
97
93
97
81
72
87
Freeze m
4350
4300
4100
4100
4050
3950
4100
4200
4250
4400
4500
4350
4850
4700
4000
4000
4100
4300
Sea lvl1000m2000m3000m4000m5000m
202018212019222120222119202017191918242319252320262321252421212219232218
Sunrise
4:31
4:31
4:31
4:31
4:31
4:33
Sunset
7:10
7:10
7:10
7:10
7:10
7:10

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

Popular Itoigawa Seaside Valley Pages

Snow Radar

Latest snow reports near Itoigawa Seaside Valley:

No recent snow reports

No recent snow reports

Itoigawa Seaside Valley 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 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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