Niihama Sea Conditions and Tide Table

Niihama 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 05:16 AM and sunset is at 06:50 PM.

Days 1–3 Weather Summary

Heavy rain (total 30mm), heaviest during Sun night. Warm air temperatures (max 20°C on Sat afternoon, min 13°C on Mon night). Winds increasing (calm on Sat morning, fresh winds from the W by Mon afternoon).

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Thu afternoon, min 15°C on Tue morning). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 19mm), heaviest on Sat night. Warm (max 21°C on Fri morning, min 16°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 23°C on Tue afternoon, min 19°C on Mon morning). Wind will be generally light.

Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sun
17
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
High Tide
10:56AM3.24m
11:50PM3.51m
11:21AM3.21m
00:24AM3.46m
11:48AM3.15m
00:56AM3.40m
12:16PM3.06m
1:29AM3.32m
12:46PM2.93m
2:04AM3.23m
1:21PM2.78m
2:45AM3.14m
2:06PM2.62m
3:35AM3.04m
3:08PM2.47m
4:38AM2.97m
4:37PM2.42m
5:49AM2.96m
6:13PM2.56m
6:56AM3.03m
7:30PM2.85m
7:52AM3.13m
8:32PM3.17m
8:39AM3.21m
9:26PM3.45m
9:22AM3.27m
10:16PM3.63m
Low Tide
5:19PM0.19m
5:45AM0.96m
5:46PM0.18m
6:17AM1.04m
6:13PM0.21m
6:49AM1.13m
6:40PM0.27m
7:23AM1.23m
7:11PM0.35m
8:02AM1.33m
7:46PM0.48m
8:48AM1.43m
8:31PM0.65m
9:49AM1.49m
9:32PM0.83m
11:07AM1.45m
10:51PM0.97m
12:25PM1.28m
00:18AM1.01m
1:27PM1.01m
1:34AM0.95m
2:18PM0.71m
2:36AM0.89m
3:03PM0.43m
3:30AM0.87m
3:45PM0.20m
4:19AM0.91m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
part cloud
light rain
mod rain
heavy rain
part cloud
clear
rain showers
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
cloud
light rain
heavy rain
light rain
cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
some clouds
some clouds
some clouds
light rain
mod rain
heavy rain
some clouds
clear
rain shwrs
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
cloudy
light rain
heavy rain
light rain
cloudy
clear
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
cloudy
some clouds
some clouds
clear
some clouds
 km/h
0
W
0
SSE
10
SE
5
ENE
5
ESE
25
W
30
WSW
35
W
5
WSW
5
N
5
NE
5
S
10
NE
5
SE
5
SW
5
NNE
10
SSE
5
SSW
5
NNE
10
ENE
5
E
10
NNE
10
NE
5
NE
5
WNW
5
SSW
5
WSW
0
NW
0
SE
15
SSW
5
NNE
10
SE
5
S
5
NNE
0
NNW
10
S
5
NE
0
ENE
10
S
10
NNE
0
ENE
0
SE
10
NE
5
E
5
WSW
10
WSW
15
NW
 mm 
1
8
20
1
4
14
1
max°C
19
20
19
17
18
19
16
16
14
15
16
16
17
19
18
18
22
20
21
20
20
18
19
17
17
19
19
20
22
21
21
23
22
21
22
21
20
21
20
20
20
20
19
20
20
23
19
Moonrise
7:35
8:34
9:31
10:25
11:13
11:55
12:32
1:04
1:33
2:01
2:28
2:56
3:28
4:04
4:48
Moonset
5:05
5:39
6:19
7:04
7:55
8:51
9:50
10:51
11:52
12:53
1:56
3:00
4:07
5:19
6:35
7:52
Sunrise
5:16
5:16
5:15
5:13
5:13
5:13
5:11
5:11
5:09
5:09
5:07
5:07
5:07
5:05
5:05
5:03
Sunset
6:50
6:51
6:52
6:52
6:52
6:53
6:54
6:55
6:55
6:57
6:58
6:59
6:59
7:00
7:00
7:01
Today's sea temperature in Niihama is
18.5° C
(Statistics for 02 May 1981-2005 – mean: 19.2 max: 21.3 min: 17.4°C)
Issued (local time): 2 am Saturday 02 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest