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 06:39 AM and sunset is at 04:15 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Mon afternoon. Cool air temperatures (max 13°C on Mon morning, min 3°C on Tue night). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Thu night. Cool air temperatures (max 13°C on Thu afternoon, min 1°C on Fri morning). Winds increasing (calm on Thu morning, fresh winds from the WNW by Thu night).

Days 7–9 Weather Summary

A dusting of snow. Milder later with heavy rain (total 23mm) on Sun morning. Very mild (max 10°C on Mon morning, min 1°C on Sun morning). Winds increasing (light winds from the W on Sun night, strong winds from the W by Mon morning).

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Wed afternoon. Very mild (max 10°C on Wed morning, min 2°C on Thu night). Winds decreasing (fresh winds from the WNW on Thu afternoon, calm by Fri morning).

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
6:50AM1.29m
4:37PM1.57m
7:32AM1.25m
5:25PM1.47m
8:13AM1.22m
6:18PM1.33m
8:55AM1.22m
7:22PM1.17m
9:36AM1.23m
8:56PM1.03m
10:17AM1.25m
11:09PM0.98m
10:57AM1.28m
1:04AM1.03m
11:36AM1.31m
2:18AM1.11m
12:14PM1.34m
3:09AM1.19m
12:52PM1.38m
3:49AM1.25m
1:29PM1.41m
4:25AM1.29m
2:07PM1.45m
4:58AM1.31m
Low Tide
11:03AM1.05m
00:15AM0.04m
11:55AM1.01m
00:59AM0.18m
12:58PM0.97m
1:42AM0.34m
2:18PM0.91m
2:26AM0.50m
3:48PM0.82m
3:13AM0.65m
5:13PM0.69m
4:08AM0.79m
6:18PM0.56m
7:07PM0.43m
6:20AM0.97m
7:48PM0.32m
7:20AM1.02m
8:26PM0.23m
8:10AM1.04m
9:03PM0.15m
8:51AM1.05m
9:39PM0.10m
Wave
height (m) 
direction
period (s) 
0.4
ENE
12
0.8
W
3
0.4
ESE
10
0.5
NNW
3
0.4
E
10
0.3
ESE
10
0.3
ESE
10
0.4
ESE
10
0.4
ESE
9
0.5
E
10
0.5
ESE
9
0.6
ESE
11
1.4
NW
4
1.1
NW
4
0.8
E
12
0.5
E
12
0.5
E
11
0.5
E
12
0.6
E
12
1.2
SE
6
2.4
SE
11
2.3
SE
11
1.9
SE
10
1.2
ESE
10
0.9
ESE
10
1
ESE
10
0.7
E
13
0.8
E
12
0.8
E
11
0.8
E
11
0.9
E
12
0.8
E
12
0.7
E
11
0.6
E
12
0.6
E
12
0.6
E
12
clear
rain showers
clear
part cloud
clear
rain showers
part cloud
part cloud
part cloud
cloud
clear
rain showers
clear
clear
clear
part cloud
clear
cloud
light snow
mod rain
rain showers
rain showers
part cloud
part cloud
part cloud
clear
part cloud
clear
rain showers
clear
rain showers
rain showers
clear
clear
clear
part cloud
clear
rain shwrs
clear
some clouds
clear
rain shwrs
some clouds
some clouds
some clouds
cloudy
clear
rain shwrs
clear
clear
clear
some clouds
clear
cloudy
light snow
mod rain
rain shwrs
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
clear
rain shwrs
clear
rain shwrs
rain shwrs
clear
clear
clear
some clouds
 km/h
10
SSW
25
W
15
W
15
WNW
10
NW
5
NW
5
WNW
5
WNW
15
SW
5
WNW
15
S
15
WNW
35
NW
30
WNW
15
NW
10
W
10
W
5
WSW
10
NNW
20
NNW
10
SW
40
SW
25
WNW
15
WNW
20
W
20
W
10
WSW
10
SW
15
WSW
15
W
20
W
25
WNW
15
W
5
WNW
10
SE
5
NW
 mm 
2
1
1
10
8
1
4
2
1
1
max°C
13
10
7
7
8
4
8
9
6
9
13
8
1
2
1
5
6
3
2
6
9
10
9
7
8
8
6
10
9
7
6
6
4
5
6
4
Moonrise
7:44
8:56
10:04
11:08
12:10
1:09
2:09
3:09
4:10
5:11
6:10
Moonset
9:55
10:33
11:03
11:28
11:51
12:13
12:34
12:58
1:24
1:54
2:31
3:14
Sunrise
6:39
6:39
6:41
6:41
6:41
6:43
6:43
6:43
6:45
6:46
6:46
6:47
Sunset
4:15
4:15
4:15
4:15
4:15
4:16
4:16
4:16
4:16
4:17
4:17
4:17
Today's sea temperature in Iwanuma is
14.5° C
(Statistics for 08 Dec 1981-2005 – mean: 16.7 max: 18.7 min: 14.7°C)
Issued (local time): 2 am Monday 08 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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