Kumamoto Sea Conditions and Tide Table

Kumamoto 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 07:13 AM and sunset is at 05:14 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Sat night. Cool air temperatures (max 18°C on Sat afternoon, min 6°C on Sun night). Winds increasing (calm on Sat morning, fresh winds from the NNW by Sun afternoon).

Days 4–6 Weather Summary

Moderate rain (total 13mm), heaviest on Tue night. Cool air temperatures (max 16°C on Tue night, min 6°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 13°C on Thu afternoon, min 8°C on Thu morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 15°C on Wed morning, min 8°C on Mon night). Winds decreasing (fresh winds from the NW on Mon afternoon, calm by Tue morning).

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
8:47AM3.89m
8:20PM3.83m
9:25AM3.94m
8:59PM3.87m
10:02AM3.96m
9:36PM3.87m
10:36AM3.96m
10:13PM3.85m
11:09AM3.95m
10:49PM3.80m
11:41AM3.91m
11:26PM3.72m
12:13PM3.85m
00:06AM3.61m
12:49PM3.77m
00:54AM3.46m
1:31PM3.66m
1:56AM3.31m
2:23PM3.55m
3:17AM3.23m
3:31PM3.47m
4:50AM3.31m
4:48PM3.48m
Low Tide
2:42PM1.30m
2:42AM0.23m
3:20PM1.26m
3:19AM0.17m
3:57PM1.24m
3:55AM0.14m
4:32PM1.22m
4:30AM0.15m
5:06PM1.21m
5:05AM0.21m
5:39PM1.20m
5:41AM0.33m
6:15PM1.20m
6:20AM0.51m
6:57PM1.19m
7:05AM0.76m
7:51PM1.17m
8:02AM1.06m
9:00PM1.09m
9:16AM1.34m
10:19PM0.90m
10:45AM1.50m
11:34PM0.61m
Wave
height (m) 
direction
period (s) 
0.1
E
1
0
E
1
0
E
1
0
E
1
0
E
1
0.1
S
2
0
E
1
0.7
NNW
4
0.8
N
4
0.4
N
3
0.4
N
3
0.2
N
3
0.1
E
1
0
W
1
0.1
S
1
0.1
S
2
0.3
NW
3
0.7
N
3
0.4
NNE
3
0.5
N
3
0.1
N
3
0.1
N
2
0.1
N
2
0.1
N
2
0
W
2
0
W
2
0
E
1
0.3
NW
2
0.2
NNW
2
0.3
NW
3
0.3
NW
2
0.8
NW
4
0.4
NW
3
0.1
W
2
0
W
2
0.1
SW
2
part cloud
part cloud
part cloud
part cloud
light rain
heavy rain
part cloud
clear
clear
clear
clear
clear
clear
part cloud
heavy rain
rain showers
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
light rain
heavy rain
some clouds
clear
clear
clear
clear
clear
clear
some clouds
heavy rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
cloudy
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
 km/h
5
E
5
NE
5
NE
5
E
5
E
10
SSE
5
N
30
NNW
25
N
15
NNE
15
NNE
10
NE
10
NE
10
NNW
10
SSE
5
NNE
20
NW
25
NNE
20
NNE
20
N
10
NE
5
NNE
10
NW
5
NE
5
NNE
0
WNW
5
ENE
10
NW
15
NW
15
NW
10
NW
30
NW
10
W
0
E
5
SSE
5
SW
 mm 
1
16
11
2
max°C
14
17
16
17
18
16
16
13
9
10
14
9
11
15
16
14
14
11
11
13
10
11
13
12
12
13
12
12
13
11
11
11
10
9
11
14
Moonrise
6:34
7:29
8:19
9:03
9:42
10:15
10:45
11:14
11:41
12:09
12:40
1:16
Moonset
4:16
5:07
6:04
7:04
8:05
9:07
10:08
11:09
12:12
1:16
2:25
Sunrise
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:16
7:18
7:18
7:18
7:18
Sunset
5:14
5:14
5:15
5:15
5:15
5:15
5:16
5:16
5:17
5:19
5:19
5:20
Today's sea temperature in Kumamoto is
16.1° C
(Statistics for 19 Dec 1981-2005 – mean: 20.4 max: 21.7 min: 19.1°C)
Issued (local time): 8 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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