Awa Sima (Niigata) Sea Conditions and Tide Table

Awa Sima (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 — and sunset is at 04:22 PM.

Days 1–4 Weather Summary

Moderate rain (total 16mm), heaviest on Tue morning. Low air temperatures (max 9°C on Tue morning, min 4°C on Wed morning). Winds decreasing (strong winds from the WNW on Mon afternoon, light winds from the NNW by Wed morning).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 16°C on Sat afternoon, min 6°C on Thu night). Winds increasing (calm on Thu night, fresh winds from the S by Sun morning).

Days 8–10 Weather Summary

Moderate rain (total 19mm), heaviest on Sun afternoon. Very mild (max 11°C on Sun afternoon, min 4°C on Tue afternoon). Winds decreasing (strong winds from the N on Mon afternoon, light winds from the NW by Wed morning).

Days 11–13 Weather Summary

Heavy rain (total 22mm), heaviest during Fri night. Mild temperatures (max 7°C on Wed afternoon, min 2°C on Sat morning). Winds increasing (light winds from the WNW on Thu morning, near gales from the WNW by Thu night).

Mon
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Sat
27
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
Wave Height Map
High Tide
12:42PM0.23m
10:52PM0.29m
2:03PM0.25m
11:15PM0.31m
3:34PM0.27m
11:46PM0.32m
4:24PM0.29m
00:22AM0.33m
4:55PM0.30m
1:01AM0.34m
5:25PM0.30m
1:39AM0.34m
5:55PM0.29m
2:17AM0.34m
6:27PM0.27m
6:59PM0.26m
7:30PM0.24m
7:56PM0.23m
8:13PM0.22m
6:28AM0.25m
Low Tide
5:03PM0.22m
6:46AM0.11m
6:01PM0.24m
7:27AM0.09m
6:52PM0.26m
8:07AM0.08m
7:37PM0.27m
8:47AM0.07m
8:19PM0.28m
9:26AM0.06m
8:57PM0.27m
10:04AM0.05m
9:32PM0.26m
10:41AM0.04m
10:05PM0.25m
11:17AM0.03m
10:39PM0.23m
11:53AM0.03m
11:18PM0.22m
12:28PM0.03m
00:08AM0.20m
1:04PM0.05m
1:07AM0.18m
Wave
height (m) 
direction
period (s) 
3.5
NNW
10
2.4
NNW
9
1.6
NW
8
2
W
6
1.8
NW
7
1.5
NW
7
1.4
NW
8
1.2
NW
7
1.5
NNW
7
1.4
NW
7
1.2
NNW
8
0.8
NNW
7
0.6
NNW
6
0.5
W
6
0.7
W
5
0.9
W
6
0.9
W
8
1
W
7
1.2
W
7
1.3
WNW
6
2
NNW
6
2.1
NNW
7
1.9
NW
7
2.1
NNW
7
2
NNW
7
1.7
NNW
7
1.3
N
7
1.1
N
7
0.9
N
6
0.7
NNW
5
0.6
N
6
2.3
NW
7
4
WNW
10
4
NW
10
2.5
NW
10
2.3
NW
9
light rain
cloud
light rain
light rain
light rain
light rain
light rain
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
mod rain
mod rain
cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
cloud
light rain
light rain
mod rain
light rain
cloudy
light rain
light rain
light rain
light rain
light rain
cloudy
cloudy
some clouds
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
mod rain
mod rain
cloudy
cloudy
light rain
light rain
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
light rain
cloudy
light rain
light rain
mod rain
 km/h
45
WNW
35
WNW
35
SW
45
WSW
30
NW
10
NNW
25
NNW
25
NW
20
WNW
15
WNW
5
S
10
SSE
5
SSE
15
S
25
S
20
S
20
S
30
S
30
N
35
NNE
40
NNE
45
N
35
N
40
N
40
NNW
30
NNW
25
NW
20
NW
25
WNW
15
NW
15
W
45
WNW
50
WNW
45
W
35
S
35
NNW
 mm 
2
3
5
2
2
2
9
7
1
2
4
3
1
5
6
max°C
7
8
9
9
9
4
5
6
7
7
7
8
11
10
12
16
15
13
11
9
7
6
5
5
5
6
6
7
7
7
7
6
3
5
6
3
Moonrise
3:17
4:18
5:19
6:18
7:14
8:03
8:45
9:21
9:51
10:18
10:42
11:06
Moonset
1:29
2:00
2:36
3:19
4:10
5:08
6:10
7:15
8:20
9:25
10:31
Sunrise
6:52
6:52
6:54
6:54
6:54
6:56
6:56
6:56
6:56
6:58
6:58
6:58
Sunset
4:22
4:22
4:22
4:22
4:23
4:23
4:24
4:24
4:25
4:25
4:27
4:27
Today's sea temperature in Awa Sima (Niigata) is
15.8° C
(Statistics for 15 Dec 1981-2005 – mean: 13.9 max: 15.9 min: 11.7°C)
Issued (local time): 2 pm Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest