Katsuura Sea Conditions and Tide Table

Katsuura 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 04:31 AM and sunset is at 06:54 PM.

Days 1–3 Weather Summary

Moderate rain (total 12mm), heaviest on Sun night. Warm air temperatures (max 26°C on Sun morning, min 23°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Mon morning. Warm air temperatures (max 26°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Fri morning. Warm (max 27°C on Thu morning, min 23°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 26°C on Sun morning, min 22°C on Mon night). Wind will be generally light.

Days 13–16 Weather Summary

Heavy rain (total 101mm), heaviest during Fri morning. Warm (max 27°C on Wed morning, min 23°C on Fri night). Mainly fresh winds.

Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Sat
25
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
2:21PM1.09m
11:39PM1.34m
3:42PM1.20m
00:41AM1.37m
4:34PM1.30m
1:44AM1.42m
5:16PM1.35m
2:44AM1.47m
5:52PM1.37m
3:40AM1.51m
6:24PM1.37m
6:54PM1.36m
7:20PM1.34m
6:15AM1.41m
7:45PM1.33m
7:06AM1.30m
8:08PM1.33m
8:01AM1.17m
8:32PM1.33m
9:07AM1.04m
8:57PM1.32m
10:41AM0.95m
9:26PM1.31m
10:06PM1.28m
Low Tide
6:39AM0.36m
5:47PM1.02m
7:44AM0.22m
7:27PM1.09m
8:43AM0.08m
8:45PM1.11m
9:36AM-0.02m
9:42PM1.09m
10:24AM-0.09m
10:29PM1.03m
11:09AM-0.09m
11:12PM0.96m
11:51AM-0.03m
11:55PM0.87m
12:29PM0.08m
00:40AM0.77m
1:04PM0.23m
1:26AM0.69m
1:34PM0.40m
2:16AM0.63m
2:01PM0.57m
3:11AM0.58m
2:24PM0.72m
4:14AM0.54m
2:41PM0.85m
5:28AM0.50m
6:45AM0.44m
Wave
Height (m)
Direction
Period (s)
1.7
S
13
1.8
SSW
16
1.8
SSW
15
1.8
SSW
15
1.7
SSW
15
1.7
SSW
15
1.6
SW
16
1.4
SW
16
1.1
SW
14
1
SSW
13
0.9
SSW
12
1
S
11
0.9
S
10
0.9
SSE
10
0.8
SSE
10
0.8
SE
10
0.7
SE
9
0.8
SE
9
0.9
ESE
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
8
1
ESE
9
1.3
SE
9
1.3
SE
8
1.2
SE
8
1.2
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.2
E
13
1.5
E
11
1.4
E
11
1.4
E
10
1.4
E
10
1.5
ESE
10
1.6
ESE
10
1.8
SE
10
1.6
ESE
10
1.5
SE
10
1.6
SSE
11
1.7
SSW
12
2.2
SSW
14
2.4
ESE
8
2.4
E
9
2.5
E
8
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
rain showers
thunderstorm
rain showers
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
light rain
part cloud
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
risk tstorm
risk tstorm
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
rain shwrs
risk tstorm
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
clear
risk tstorm
risk tstorm
light rain
some clouds
clear
clear
km/h
10
S
20
S
20
SSW
20
SSW
25
SSW
25
SSW
20
SW
15
SW
5
S
10
WSW
15
ESE
10
SSE
10
SE
20
S
15
S
15
SSW
15
S
10
S
10
S
15
SSE
10
SSE
15
E
20
ESE
15
SE
15
SE
15
ESE
10
SE
10
ENE
15
E
10
NE
15
NE
15
ENE
5
NNE
10
ENE
10
SSE
15
SW
20
SW
25
SSW
35
SW
25
SSW
25
S
15
E
20
ENE
25
ENE
20
NNE
30
NNE
35
NE
 mm
12
1
1
2
2
15
84
2
max °C
25
25
24
25
25
24
26
25
25
25
26
24
26
26
25
26
26
25
27
27
25
27
27
25
26
26
24
26
25
24
25
25
23
26
25
25
27
27
26
27
27
25
24
24
24
26
25
Moonrise
12:39
1:31
2:34
3:46
5:03
6:18
7:30
8:38
9:43
10:45
11:46
12:46
1:47
2:46
3:44
Moonset
2:35
3:50
5:02
6:08
7:02
7:47
8:23
8:54
9:21
9:47
10:13
10:40
11:10
11:44
12:23
Sunrise
4:31
4:31
4:33
4:33
4:33
4:35
4:35
4:35
4:37
4:37
4:37
4:39
4:39
4:39
4:41
4:41
Sunset
6:54
6:54
6:54
6:53
6:53
6:52
6:52
6:52
6:52
6:52
6:51
6:50
6:50
6:49
6:47
6:47
Today's sea temperature in Katsuura is
23.4° C
(Statistics for 10 Jul 1981-2005 – mean: 24.7 max: 26.5 min: 23.0°C)
Issued (local time): 2 am Friday 10 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest