Komatusima Sea Conditions and Tide Table

Komatusima 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 —.

Days 1–4 Weather Summary

Light rain (total 6mm), mostly falling on Sun afternoon. Cool air temperatures (max 18°C on Sun morning, min 7°C on Mon afternoon). Winds increasing (calm on Fri night, fresh winds from the N by Mon morning).

Days 5–7 Weather Summary

Heavy rain (total 99mm), heaviest during Wed morning. Cool air temperatures (max 18°C on Wed morning, min 6°C on Mon night). Winds increasing (calm on Tue afternoon, strong winds from the SSE by Wed morning).

Days 8–10 Weather Summary

Mostly dry. Very mild (max 11°C on Sun afternoon, min 5°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu night, light winds from the NW by Fri night).

Days 11–13 Weather Summary

Some drizzle, heaviest during Wed morning. Very mild (max 15°C on Tue afternoon, min 4°C on Wed morning). Winds increasing (calm on Mon afternoon, fresh winds from the WNW by Wed morning).

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wed
31
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
PM
Wave Height Map
High Tide
6:55AM1.48m
5:38PM1.51m
7:30AM1.50m
6:14PM1.51m
8:05AM1.50m
6:49PM1.50m
8:40AM1.47m
7:25PM1.47m
9:15AM1.43m
8:04PM1.42m
9:51AM1.39m
8:49PM1.34m
10:28AM1.35m
9:43PM1.24m
11:07AM1.33m
10:55PM1.13m
11:50AM1.32m
00:38AM1.07m
12:43PM1.33m
2:35AM1.13m
1:44PM1.36m
3:59AM1.25m
2:46PM1.41m
Low Tide
11:58PM0.04m
12:06PM0.84m
00:34AM0.00m
12:43PM0.83m
1:09AM-0.02m
1:19PM0.83m
1:45AM-0.01m
1:57PM0.82m
2:20AM0.02m
2:36PM0.82m
2:56AM0.08m
3:20PM0.80m
3:34AM0.18m
4:14PM0.76m
4:14AM0.32m
5:23PM0.68m
5:02AM0.49m
6:44PM0.56m
6:03AM0.67m
7:59PM0.39m
7:31AM0.82m
9:01PM0.21m
8:59AM0.90m
Wave
height (m) 
direction
period (s) 
0.4
SE
3
0.3
SE
8
0.6
SE
7
0.6
SE
8
0.7
SE
8
0.8
SE
8
1
ENE
6
1.4
NNE
5
1.3
NNE
5
0.8
SE
9
0.5
SE
9
0.5
SE
9
2.2
SE
8
3
SE
8
2.1
SSE
9
1.4
SSE
9
1.3
WNW
4
1.4
NW
4
1.2
NNW
4
0.7
ENE
5
0.5
ENE
5
0.4
SE
8
0.5
ENE
4
0.7
ENE
5
0.7
ENE
5
0.9
NNE
4
0.8
NNE
4
0.5
ENE
5
0.4
SE
12
0.4
SE
12
0.4
SE
12
0.4
SE
12
0.6
SSE
5
0.9
NNW
4
1.1
NW
4
1.2
WNW
4
part cloud
clear
part cloud
cloud
part cloud
light rain
rain showers
part cloud
clear
part cloud
cloud
light rain
heavy rain
heavy rain
rain showers
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
rain showers
part cloud
some clouds
clear
some clouds
cloudy
some clouds
light rain
rain shwrs
some clouds
clear
some clouds
cloudy
light rain
heavy rain
heavy rain
rain shwrs
cloudy
some clouds
some clouds
clear
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
rain shwrs
some clouds
 km/h
5
W
0
SSW
15
SSE
10
SSW
5
W
25
NW
25
NNW
30
N
30
N
10
NNW
5
N
0
NE
35
SE
50
SSE
10
NW
20
NW
35
WNW
40
NNW
30
NW
15
NNW
15
NNW
10
NW
15
NNW
20
NNW
15
NW
20
N
20
N
10
NNW
5
NNW
5
ENE
5
WSW
5
W
15
S
25
NW
35
NW
35
WNW
 mm 
4
2
1
52
31
15
1
max°C
13
16
17
15
18
14
10
9
10
7
8
9
16
18
15
14
11
10
7
7
8
6
8
9
7
10
11
8
10
11
8
12
15
10
5
6
Moonrise
7:17
8:07
8:50
9:28
10:01
10:31
10:58
11:25
11:52
12:22
12:57
1:38
Moonset
4:46
5:43
6:44
7:46
8:48
9:50
10:52
11:55
1:01
2:10
3:23
Sunrise
7:01
7:01
7:03
7:03
7:03
7:03
7:03
7:05
7:05
7:05
7:05
7:05
Sunset
4:54
4:55
4:55
4:55
4:57
4:58
4:58
4:59
4:59
5:00
5:00
5:00
Today's sea temperature in Komatusima is
18.2° C
(Statistics for 19 Dec 1981-2005 – mean: 19.4 max: 20.8 min: 18.1°C)
Issued (local time): 8 pm Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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