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 04:37 AM and sunset is at 06:51 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 29°C on Tue morning, min 25°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 11mm), heaviest on Fri night. Warm air temperatures (max 28°C on Thu morning, min 23°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Tue night. Warm (max 29°C on Tue morning, min 24°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 43mm), heaviest during Fri night. Warm (max 27°C on Thu morning, min 25°C on Wed morning). Winds increasing (calm on Wed night, fresh winds from the ESE by Sat morning).

Days 13–16 Weather Summary

Moderate rain (total 14mm), heaviest on Sat morning. Warm (max 27°C on Sun morning, min 23°C on Tue night). Winds decreasing (fresh winds from the SE on Sat afternoon, light winds from the NE by Mon night).

Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tue
4
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
8:01AM1.17m
8:32PM1.33m
9:07AM1.04m
8:57PM1.32m
10:41AM0.95m
9:26PM1.31m
10:06PM1.28m
11:05PM1.26m
4:30PM1.13m
00:24AM1.25m
4:42PM1.19m
1:35AM1.28m
5:00PM1.23m
2:32AM1.33m
5:21PM1.27m
3:19AM1.38m
5:42PM1.30m
4:01AM1.42m
6:03PM1.32m
6:23PM1.34m
6:44PM1.36m
7:05PM1.38m
6:43AM1.30m
Low Tide
2:01PM0.57m
3:11AM0.58m
2:24PM0.72m
4:14AM0.54m
2:41PM0.85m
5:28AM0.50m
6:45AM0.44m
7:51AM0.37m
7:16PM1.10m
8:43AM0.30m
8:40PM1.07m
9:26AM0.23m
9:28PM1.02m
10:04AM0.17m
10:04PM0.97m
10:37AM0.13m
10:38PM0.90m
11:08AM0.12m
11:11PM0.83m
11:38AM0.14m
11:45PM0.75m
12:06PM0.20m
00:21AM0.68m
12:33PM0.28m
00:59AM0.61m
Wave
Height (m)
Direction
Period (s)
0.9
E
8
1
E
8
1.3
E
12
1.3
E
11
1.2
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1
E
10
0.9
E
10
0.9
E
10
0.9
E
9
0.9
E
9
1.1
E
9
1
E
9
0.9
E
9
0.9
SE
16
0.9
ESE
15
0.9
SE
15
0.9
SE
14
0.9
SE
10
1
SE
10
1.1
S
11
1.2
S
11
1.5
SSW
14
1.5
SSW
14
1.5
SSW
13
1.4
SSW
13
1.3
SSW
13
1.1
SSW
12
1
SSW
11
1
SSW
11
1
S
10
1.2
SW
13
1.5
SW
14
2.2
S
9
3.5
SSE
9
3.5
S
10
3.5
ESE
16
3
ESE
16
3
ESE
17
3
ESE
16
3
ESE
16
3.5
ESE
16
3.5
ESE
16
3.5
ESE
17
4
ESE
17
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
part cloud
thunderstorm
mod rain
cloud
part cloud
part cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
risk tstorm
risk tstorm
some clouds
risk tstorm
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
risk tstorm
some clouds
risk tstorm
mod rain
cloudy
some clouds
some clouds
rain shwrs
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
mod rain
risk tstorm
risk tstorm
risk tstorm
risk tstorm
rain shwrs
some clouds
clear
clear
clear
clear
km/h
15
SSW
20
SSW
15
SW
15
SW
25
SSW
15
SW
10
SW
20
SSW
10
SW
10
NE
15
ENE
15
NNE
20
NE
20
ENE
20
NE
15
NNE
15
ENE
10
ESE
10
SSE
15
S
20
S
20
SSW
25
SSW
25
SW
20
WSW
10
WSW
15
NE
15
E
15
SE
5
NW
5
SSE
10
S
10
SSW
10
SE
15
SE
25
ESE
35
ESE
40
SE
30
SE
20
SSE
20
SSE
10
SE
15
SE
10
ESE
5
NE
20
NE
30
NE
 mm
3
5
3
2
2
7
1
2
5
2
3
25
7
3
6
1
1
1
max °C
28
28
26
29
29
26
29
29
27
28
28
27
26
24
24
25
25
24
26
26
26
28
28
27
29
28
25
26
26
25
27
27
26
27
27
26
26
26
26
27
27
26
27
27
25
26
26
Moonrise
10:45
11:46
12:46
1:47
2:46
3:44
4:37
5:25
6:06
6:42
7:14
7:41
8:07
8:32
8:58
Moonset
10:13
10:40
11:10
11:44
12:23
1:09
2:00
2:57
3:57
4:58
6:00
7:01
8:02
9:03
10:07
Sunrise
4:37
4:39
4:39
4:39
4:41
4:41
4:41
4:43
4:43
4:43
4:45
4:46
4:47
4:47
4:48
4:48
Sunset
6:51
6:50
6:50
6:49
6:47
6:47
6:46
6:45
6:45
6:45
6:44
6:43
6:42
6:40
6:40
6:39
Today's sea temperature in Katsuura is
25.3° C
(Statistics for 20 Jul 1981-2005 – mean: 25.5 max: 27.6 min: 23.4°C)
Issued (local time): 2 am Monday 20 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest