Niigata Sea Conditions and Tide Table

Niigata Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 04:28 AM and sunset is at 07:07 PM.

Days 1–3 Weather Summary

Heavy rain (total 75mm), heaviest during Sun night. Warm air temperatures (max 28°C on Fri morning, min 22°C on Sun morning). Winds increasing (calm on Fri night, fresh winds from the SW by Sun night).

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Mon night. Warm air temperatures (max 28°C on Wed afternoon, min 23°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 2mm), mostly falling on Sat afternoon. Warm (max 29°C on Sat morning, min 25°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Some drizzle, heaviest during Sun morning. Warm (max 27°C on Sun afternoon, min 23°C on Mon night). Wind will be generally light.

Days 13–16 Weather Summary

Moderate rain (total 18mm), heaviest on Wed night. Warm (max 27°C on Wed morning, min 22°C on Thu night). Wind will be generally light.

Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Sat
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
8:48AM0.35m
9:36AM0.40m
10:38AM0.45m
11:48AM0.49m
4:42AM0.40m
12:56PM0.52m
4:52AM0.40m
2:00PM0.53m
5:17AM0.39m
3:00PM0.51m
5:46AM0.37m
3:57PM0.47m
6:15AM0.34m
4:53PM0.41m
6:45AM0.32m
5:51PM0.34m
7:13AM0.31m
6:57PM0.29m
7:39AM0.31m
8:28PM0.25m
8:07AM0.32m
8:38AM0.34m
Low Tide
5:36PM0.13m
6:37PM0.12m
7:36PM0.12m
8:34PM0.12m
9:30PM0.13m
7:27AM0.39m
10:21PM0.12m
9:10AM0.36m
11:07PM0.12m
10:25AM0.31m
11:49PM0.12m
11:25AM0.27m
00:26AM0.13m
12:22PM0.22m
00:57AM0.15m
1:23PM0.20m
1:16AM0.18m
2:38PM0.18m
1:18AM0.22m
4:09PM0.18m
5:25PM0.18m
Wave
Height (m)
Direction
Period (s)
0.2
W
7
0.2
W
7
0.2
W
6
0.1
W
6
0.1
SW
2
0.2
WSW
2
0.3
SSW
2
0.5
SW
3
1.3
WSW
4
0.6
NW
6
0.6
NW
6
0.5
NW
7
0.3
NW
6
0.2
NNW
5
0.1
NW
4
0.1
NW
6
0.1
NW
5
0.1
NW
5
0.2
W
7
0.2
W
7
0.3
W
8
0.2
W
7
0.2
W
7
0.3
NNE
3
0.2
N
3
0.3
NNE
2
0.2
NNE
3
0.1
N
3
0.1
NW
4
0.2
N
3
0.2
N
4
0.3
N
5
0.3
N
5
0.2
N
4
0.2
N
4
0.1
N
4
0.1
SW
2
0.3
SW
2
0.3
NW
5
0.5
SW
3
0.5
NW
4
0.7
NNW
7
0.9
NNW
8
0.9
NNW
8
0.9
N
8
0.8
N
8
0.7
N
8
clear
clear
part cloud
cloud
cloud
light rain
heavy rain
heavy rain
heavy rain
light rain
light rain
rain showers
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
thunderstorm
part cloud
rain showers
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
some clouds
cloudy
cloudy
light rain
heavy rain
heavy rain
heavy rain
light rain
light rain
rain shwrs
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
risk tstorm
some clouds
rain shwrs
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
risk tstorm
risk tstorm
risk tstorm
some clouds
some clouds
risk tstorm
risk tstorm
clear
clear
km/h
5
WSW
15
NNE
0
ESE
10
SW
10
NW
15
WSW
20
S
15
SSW
35
SW
5
SSW
10
SW
10
S
10
SW
10
W
10
S
5
SW
5
W
5
SSE
5
WSW
15
NNE
10
NE
0
SSW
15
NNE
10
SSW
5
ESE
20
NNE
5
NNE
5
WNW
10
N
5
NNE
10
WNW
15
N
5
N
5
WNW
10
N
5
SE
10
SW
10
WSW
15
SW
20
SW
10
N
5
S
0
N
15
NNE
10
SE
5
SE
20
N
 mm
2
15
25
33
3
2
4
2
1
9
6
1
1
1
max °C
28
27
26
27
27
25
22
22
22
23
23
23
26
26
25
27
28
27
28
28
26
28
28
26
29
28
26
26
27
26
26
25
24
25
26
25
27
27
26
25
24
23
24
25
24
26
27
Moonrise
12:36
1:26
2:29
3:42
5:00
6:18
7:32
8:42
9:49
10:53
11:55
12:58
2:00
3:01
3:59
Moonset
2:48
4:04
5:18
6:22
7:16
7:58
8:33
9:01
9:27
9:51
10:15
10:40
11:08
11:41
12:19
Sunrise
4:28
4:28
4:30
4:31
4:31
4:31
4:33
4:33
4:33
4:35
4:35
4:37
4:37
4:37
4:39
4:39
Sunset
7:07
7:07
7:07
7:07
7:06
7:06
7:05
7:05
7:04
7:04
7:02
7:01
7:01
7:00
7:00
6:59
Today's sea temperature in Niigata is
23.3° C
(Statistics for 10 Jul 1981-2005 – mean: 21.0 max: 22.9 min: 18.0°C)
Issued (local time): 2 am Friday 10 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest