Iwanuma Sea Conditions and Tide Table

Iwanuma 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 04:21 PM.

Days 1–4 Weather Summary

Moderate rain (total 18mm), heaviest on Thu afternoon. Icy conditions (max 8°C on Thu afternoon, min -1°C on Fri afternoon). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 11°C on Mon afternoon, min 1°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Sat morning. Mild temperatures (max 9°C on Thu afternoon, min 1°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 3mm), mostly falling on Sat afternoon. Freeze-thaw conditions (max 6°C on Tue afternoon, min 0°C on Sun night). Winds decreasing (fresh winds from the WNW on Sun morning, calm by Mon afternoon).

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
6:03PM1.32m
8:09AM1.28m
6:57PM1.21m
8:41AM1.29m
8:10PM1.09m
9:15AM1.30m
10:00PM1.01m
9:52AM1.33m
00:26AM1.03m
10:35AM1.36m
2:21AM1.13m
11:26AM1.41m
3:28AM1.24m
12:23PM1.47m
4:15AM1.31m
1:20PM1.54m
4:52AM1.34m
2:16PM1.59m
5:25AM1.34m
3:08PM1.62m
5:56AM1.33m
3:58PM1.60m
6:24AM1.32m
Low Tide
12:47PM0.91m
1:10AM0.30m
1:46PM0.85m
1:47AM0.43m
2:53PM0.77m
2:26AM0.60m
4:09PM0.65m
3:11AM0.77m
5:24PM0.50m
4:09AM0.94m
6:32PM0.33m
7:32PM0.17m
6:54AM1.15m
8:25PM0.03m
8:02AM1.17m
9:15PM-0.06m
8:55AM1.14m
10:01PM-0.10m
9:41AM1.08m
10:44PM-0.09m
10:26AM1.00m
11:24PM-0.02m
11:11AM0.92m
Wave
height (m) 
direction
period (s) 
1.6
SE
9
1.5
SE
9
1.7
E
12
1.6
ESE
12
1.3
E
14
0.9
E
14
0.8
E
14
0.9
E
13
0.8
E
14
0.7
E
13
0.6
E
13
0.6
E
13
1
E
12
0.9
E
12
0.9
SSE
6
0.9
SSE
7
0.7
ENE
13
0.5
ENE
13
0.4
ENE
13
0.4
ENE
13
0.5
ENE
12
0.8
ESE
8
1.2
ESE
8
0.9
ESE
8
0.8
ESE
8
0.8
ESE
8
0.6
ESE
8
0.7
E
10
1
E
11
1.7
ESE
10
1.4
ESE
10
1.2
E
10
1.1
ENE
10
1
E
10
0.9
ENE
10
0.9
ENE
10
mod rain
mod rain
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
light rain
light rain
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
mod rain
mod rain
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
light rain
light rain
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
 km/h
10
N
5
NNE
30
NW
40
WNW
35
WNW
15
W
10
WSW
15
WSW
10
WNW
15
W
10
WSW
5
SW
15
SSW
10
W
15
W
20
W
10
WNW
5
NNE
10
ESE
10
SW
5
W
10
WNW
15
N
10
WNW
10
NW
10
NW
0
NNE
5
W
5
NW
25
WNW
25
WNW
10
W
5
WNW
10
E
10
NNW
10
NNW
 mm 
8
10
1
3
max°C
8
7
4
2
0
3
4
2
7
8
4
9
11
6
8
7
3
4
5
3
8
9
5
5
5
2
3
3
4
5
5
2
4
5
3
5
Moonrise
10:35
10:59
11:23
11:50
12:21
1:00
1:48
2:49
3:59
5:16
6:32
Moonset
9:19
10:24
11:31
12:39
1:52
3:08
4:26
5:41
6:48
7:42
8:25
9:00
Sunrise
6:50
6:50
6:50
6:52
6:52
6:52
6:52
6:52
6:52
6:52
6:52
6:52
Sunset
4:21
4:22
4:22
4:22
4:23
4:24
4:24
4:25
4:27
4:28
4:29
4:30
Today's sea temperature in Iwanuma is
13.1° C
(Statistics for 25 Dec 1981-2005 – mean: 15.2 max: 17.3 min: 13.0°C)
Issued (local time): 2 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest