Isihama (Matusima Wan) Sea Conditions and Tide Table

Isihama (Matusima Wan) 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 06:47 AM and sunset is at 04:16 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Sun morning, min 4°C on Fri morning). Winds increasing (light winds from the SW on Sat night, strong winds from the NW by Sun night).

Days 4–6 Weather Summary

Light rain (total 4mm), mostly falling on Wed night. Cool air temperatures (max 13°C on Wed morning, min 1°C on Mon night). Winds increasing (calm on Tue morning, strong winds from the NW by Wed night).

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Very mild (max 10°C on Sat night, min 2°C on Thu night). Winds decreasing (strong winds from the NW on Thu morning, calm by Fri morning).

Days 10–12 Weather Summary

Heavy rain (total 39mm), heaviest during Sun afternoon. Very mild (max 11°C on Sun afternoon, min 3°C on Tue afternoon). Mainly strong winds.

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
2:12PM1.55m
5:12AM1.26m
2:52PM1.59m
5:50AM1.27m
3:34PM1.60m
6:24AM1.26m
4:16PM1.58m
6:57AM1.25m
5:00PM1.53m
7:29AM1.24m
5:46PM1.46m
8:01AM1.23m
6:37PM1.35m
8:33AM1.23m
7:37PM1.23m
9:07AM1.24m
8:52PM1.11m
9:44AM1.27m
10:34PM1.02m
10:25AM1.30m
00:38AM1.00m
11:10AM1.35m
2:24AM1.06m
Low Tide
8:34AM1.03m
9:52PM-0.00m
9:16AM1.04m
10:31PM-0.04m
9:56AM1.03m
11:10PM-0.04m
10:38AM1.00m
11:48PM0.01m
11:21AM0.96m
00:26AM0.09m
12:08PM0.92m
1:04AM0.20m
1:01PM0.87m
1:42AM0.33m
2:02PM0.81m
2:20AM0.48m
3:14PM0.73m
3:01AM0.62m
4:34PM0.63m
3:46AM0.76m
5:52PM0.51m
4:41AM0.89m
6:59PM0.36m
Wave
height (m) 
direction
period (s) 
0.3
E
12
0.4
E
12
0.6
SE
6
0.7
S
5
0.9
S
6
1
S
6
1.7
S
7
2.2
SSE
8
1.7
SSE
9
1.8
SW
6
1.6
SSE
7
0.7
SE
9
0.6
SE
9
0.6
SE
9
0.9
SSE
5
1.5
SSE
5
2
SSE
7
1.8
SSE
7
1.7
SW
6
1.5
WNW
5
0.9
SE
7
0.6
ESE
12
0.7
ESE
14
0.7
ESE
14
0.8
ESE
14
0.8
ESE
14
1.3
ESE
6
2.4
ESE
8
3.5
SE
9
2
ESE
10
1.7
ESE
11
1.6
ESE
11
1.4
ESE
11
1.7
E
8
1.7
N
6
1.1
ESE
13
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
rain showers
clear
clear
clear
clear
cloud
clear
cloud
cloud
light rain
mod rain
rain showers
part cloud
cloud
part cloud
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
light rain
rain shwrs
clear
clear
clear
clear
cloudy
clear
cloudy
cloudy
light rain
mod rain
rain shwrs
some clouds
cloudy
some clouds
cloudy
some clouds
clear
some clouds
 km/h
5
SW
10
SSE
10
WSW
10
WSW
5
S
10
SW
10
SSW
20
SSW
30
NW
35
NW
35
NW
10
NNW
5
NNW
10
SE
20
SSW
30
S
35
S
40
NW
40
NW
35
NW
15
NW
5
NW
5
SSE
5
SW
10
NNW
5
N
25
ESE
40
E
5
SSW
10
WSW
10
W
25
NW
15
NW
40
WNW
40
WNW
10
WSW
 mm 
2
2
5
6
33
max°C
6
9
7
9
13
12
15
15
12
5
5
3
2
5
9
13
12
10
5
4
3
3
5
6
5
8
10
10
11
9
11
11
8
5
4
5
Moonrise
6:10
7:05
7:55
8:37
9:13
9:43
10:10
10:35
10:58
11:22
11:49
12:20
Moonset
3:12
4:03
5:01
6:03
7:08
8:13
9:18
10:23
11:30
12:38
1:51
Sunrise
6:47
6:47
6:48
6:48
6:48
6:48
6:50
6:50
6:50
6:50
6:50
6:50
Sunset
4:16
4:16
4:17
4:17
4:19
4:19
4:20
4:20
4:21
4:22
4:22
4:22
Today's sea temperature in Isihama (Matusima Wan) is
13.3° C
(Statistics for 19 Dec 1981-2005 – mean: 15.5 max: 17.7 min: 13.5°C)
Issued (local time): 8 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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