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 06:58 AM and sunset is at 04:57 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 16°C on Mon morning, min 8°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Sat night. Cool air temperatures (max 14°C on Thu afternoon, min 4°C on Fri night). Winds increasing (calm on Thu morning, fresh winds from the NE by Fri morning).

Days 7–9 Weather Summary

Moderate rain (total 14mm), heaviest on Sun morning. Very mild (max 13°C on Sun afternoon, min 7°C on Mon night). Mainly strong winds.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 13°C on Wed afternoon, min 9°C on Wed night). Wind will be generally light.

Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
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
Wave Height Map
High Tide
1:38PM3.58m
00:56AM2.99m
2:22PM3.45m
1:46AM2.84m
3:07PM3.31m
2:43AM2.67m
3:54PM3.16m
3:54AM2.53m
4:46PM3.02m
5:20AM2.49m
5:44PM2.91m
6:48AM2.60m
6:43PM2.85m
7:59AM2.83m
7:36PM2.83m
8:55AM3.06m
8:22PM2.84m
9:42AM3.25m
9:01PM2.86m
10:24AM3.37m
9:38PM2.90m
11:02AM3.41m
10:13PM2.93m
Low Tide
6:46AM-0.08m
7:31PM1.25m
7:31AM0.10m
8:19PM1.27m
8:17AM0.34m
9:12PM1.27m
9:07AM0.63m
10:13PM1.24m
10:06AM0.92m
11:22PM1.15m
11:18AM1.18m
00:30AM0.99m
12:37PM1.32m
1:28AM0.79m
1:49PM1.35m
2:16AM0.59m
2:47PM1.31m
2:57AM0.42m
3:35PM1.26m
3:34AM0.29m
4:16PM1.22m
4:10AM0.21m
4:53PM1.19m
4:44AM0.16m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
light rain
mod rain
rain showers
rain showers
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
light rain
mod rain
rain shwrs
rain shwrs
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
 km/h
20
W
20
NW
10
N
5
NNE
5
S
5
NNW
0
SE
0
NNE
0
S
0
NW
0
NE
25
WNW
35
NE
20
NE
20
E
15
ENE
10
NE
5
ESE
10
NE
30
W
45
WNW
30
W
30
WNW
15
WSW
10
WSW
20
W
15
WSW
15
WSW
25
W
10
WNW
0
NNW
5
ENE
5
E
5
NW
5
N
5
SE
 mm 
3
7
3
4
max°C
16
14
11
10
10
10
11
11
11
13
14
14
8
8
5
7
9
10
11
13
8
9
10
8
11
11
11
12
13
11
10
10
11
11
11
11
Moonrise
8:27
9:37
10:41
11:43
12:41
1:38
2:34
3:32
4:31
5:29
6:27
Moonset
10:14
10:55
11:27
11:55
12:21
12:45
1:10
1:36
2:04
2:37
3:15
4:00
Sunrise
6:58
6:58
7:00
7:01
7:01
7:01
7:03
7:03
7:03
7:05
7:05
7:05
Sunset
4:57
4:57
4:57
4:58
4:58
4:58
4:58
4:59
4:59
4:59
5:00
5:00
Today's sea temperature in Niihama is
17.7° C
(Statistics for 08 Dec 1981-2005 – mean: 20.2 max: 22.1 min: 18.7°C)
Issued (local time): 2 am Monday 08 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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