Iwata Sea Conditions and Tide Table

Iwata 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 06:50 AM and sunset is at 04:39 PM.

Days 1–3 Weather Summary

Heavy rain (total 46mm), heaviest during Sat night. Cool air temperatures (max 16°C on Sun morning, min 9°C on Sun night). Winds increasing (calm on Sun morning, fresh winds from the WNW by Sun night).

Days 4–6 Weather Summary

Heavy rain (total 37mm), heaviest during Wed afternoon. Cool air temperatures (max 13°C on Mon morning, min 8°C on Mon night). Winds increasing (calm on Mon morning, fresh winds from the WNW by Wed night).

Days 7–9 Weather Summary

Heavy rain (total 30mm), heaviest during Sat night. Very mild (max 14°C on Sat morning, min 8°C on Thu night). Winds increasing (calm on Thu morning, fresh winds from the E by Sat afternoon).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 15°C on Sun morning, min 5°C on Mon night). Winds increasing (light winds from the WNW on Sun morning, strong winds from the WNW by Mon night).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
4:18PM1.54m
6:24AM1.59m
4:55PM1.57m
6:58AM1.60m
5:30PM1.59m
7:31AM1.60m
6:06PM1.59m
8:04AM1.59m
6:43PM1.56m
8:37AM1.59m
7:23PM1.51m
9:12AM1.57m
8:10PM1.44m
9:48AM1.56m
9:07PM1.35m
10:27AM1.54m
10:24PM1.27m
11:11AM1.52m
00:07AM1.24m
12:00PM1.50m
1:58AM1.30m
12:54PM1.49m
3:28AM1.43m
Low Tide
11:07AM1.02m
11:20PM0.15m
11:41AM1.01m
11:55PM0.12m
12:14PM0.99m
00:30AM0.11m
12:48PM0.98m
1:04AM0.14m
1:25PM0.96m
1:38AM0.18m
2:05PM0.94m
2:14AM0.26m
2:52PM0.91m
2:52AM0.37m
3:45PM0.86m
3:34AM0.51m
4:47PM0.79m
4:26AM0.67m
5:57PM0.67m
5:33AM0.84m
7:08PM0.53m
7:00AM0.98m
8:14PM0.36m
Wave
height (m) 
direction
period (s) 
0.7
E
4
0.7
E
4
0.7
E
4
1.5
SSE
7
1.6
SSE
7
1.5
SSE
7
2.2
SSE
8
2
SSE
8
2.2
SE
8
1.8
SE
9
1.5
SE
8
1.6
ESE
8
1.6
ESE
7
1.8
ESE
6
1.8
ESE
6
1.8
SE
6
2.4
SSE
7
2.3
S
8
1.9
WNW
6
1.4
SE
7
1.4
E
10
1.5
ESE
6
1.8
ESE
7
1.5
ESE
7
1.5
ESE
7
1.9
E
7
2.5
ESE
7
1.6
SE
7
1.6
WNW
5
1.5
WNW
5
1.4
WNW
5
1.9
WNW
6
2.5
W
6
2.2
W
6
2.3
W
6
1.2
WNW
5
part cloud
part cloud
light rain
mod rain
rain showers
heavy rain
light rain
part cloud
part cloud
part cloud
cloud
part cloud
clear
part cloud
part cloud
light rain
heavy rain
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
rain showers
clear
cloud
cloud
part cloud
clear
clear
clear
clear
clear
some clouds
some clouds
light rain
mod rain
rain shwrs
heavy rain
light rain
some clouds
some clouds
some clouds
cloudy
some clouds
clear
some clouds
some clouds
light rain
heavy rain
some clouds
some clouds
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
rain shwrs
clear
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
 km/h
10
NE
10
ESE
10
ENE
15
ENE
15
ENE
10
ENE
5
ENE
5
WSW
30
WNW
10
NNW
10
W
15
ENE
20
ENE
25
E
20
ENE
20
E
5
ESE
30
WNW
15
NNW
10
WSW
15
ENE
15
ENE
25
E
10
NE
15
ENE
30
E
30
E
10
WNW
30
WNW
30
WNW
25
WNW
30
WNW
40
WNW
35
WNW
40
WNW
20
WNW
 mm 
4
7
8
24
3
2
35
30
max°C
13
13
14
14
14
15
16
16
14
13
13
10
10
11
12
13
13
13
12
13
10
9
10
10
14
13
12
15
14
11
13
13
8
8
8
6
Moonrise
6:10
7:05
7:55
8:38
9:16
9:49
10:18
10:45
11:11
11:38
12:07
12:41
Moonset
3:39
4:30
5:27
6:28
7:31
8:33
9:36
10:38
11:42
12:48
1:58
Sunrise
6:50
6:50
6:50
6:50
6:52
6:52
6:52
6:52
6:54
6:54
6:54
6:54
Sunset
4:39
4:39
4:40
4:40
4:42
4:42
4:43
4:43
4:44
4:45
4:45
4:45
Today's sea temperature in Iwata is
17.2° C
(Statistics for 19 Dec 1981-2005 – mean: 19.6 max: 21.3 min: 18.5°C)
Issued (local time): 8 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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