Cheju Sea Conditions and Tide Table

Cheju 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 06:11 AM and sunset is at 06:49 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Sun morning. Very warm air temperatures (max 30°C on Mon afternoon, min 26°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 16mm), heaviest on Wed morning. Very warm air temperatures (max 31°C on Thu morning, min 26°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 172mm), heaviest during Mon morning. Warm (max 29°C on Sat morning, min 25°C on Sat night). Winds increasing (light winds from the NE on Sat night, severe gales from the SSE by Mon morning).

Days 10–12 Weather Summary

Moderate rain (total 10mm), heaviest on Tue morning. Warm (max 28°C on Tue morning, min 21°C on Wed afternoon). Winds increasing (light winds from the NW on Tue night, near gales from the ENE by Thu afternoon).

Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
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
3:43PM1.62m
3:49AM1.41m
4:48PM1.83m
4:46AM1.51m
5:32PM2.05m
5:26AM1.65m
6:09PM2.27m
6:43PM2.46m
6:31AM1.96m
7:16PM2.60m
7:02AM2.10m
7:49PM2.68m
7:35AM2.21m
8:23PM2.68m
8:10AM2.27m
8:58PM2.59m
8:49AM2.28m
9:33PM2.43m
9:32AM2.21m
10:10PM2.21m
10:25AM2.09m
10:52PM1.94m
Low Tide
7:20AM1.00m
9:32PM1.21m
9:09AM0.93m
11:29PM1.05m
10:30AM0.74m
11:57PM0.89m
11:18AM0.50m
00:24AM0.73m
11:58AM0.26m
00:52AM0.59m
12:35PM0.03m
1:22AM0.48m
1:12PM-0.14m
1:54AM0.40m
1:50PM-0.23m
2:27AM0.35m
2:28PM-0.22m
3:02AM0.34m
3:09PM-0.09m
3:39AM0.36m
3:52PM0.13m
4:19AM0.41m
4:42PM0.43m
5:05AM0.49m
Wave
height (m) 
direction
period (s) 
0.2
NNW
2
0.1
NW
2
0.1
NW
2
0.3
ENE
2
0.7
E
4
1
E
5
1.1
E
6
1.1
E
5
0.5
E
4
0.5
E
3
0.7
ESE
4
0.7
ESE
4
0.7
ESE
4
0.8
ESE
4
0.4
ESE
3
0.5
E
4
0.7
ENE
4
0.4
E
4
0.2
E
3
0.1
SE
9
0.7
ENE
3
3
E
8
3.5
ENE
8
3.5
E
8
4
ESE
8
5
SW
10
2.3
W
8
0.9
W
6
0.6
W
5
0.6
NW
3
1.4
NNW
5
1.5
NNW
6
1.1
NE
4
3.5
ENE
8
4
E
9
3
ENE
8
thunderstorm
thunderstorm
clear
clear
clear
part cloud
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
clear
rain showers
clear
thunderstorm
clear
clear
clear
rain showers
light rain
light rain
heavy rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
rain showers
light rain
light rain
light rain
risk tstorm
risk tstorm
clear
clear
clear
some clouds
clear
clear
risk tstorm
risk tstorm
risk tstorm
clear
risk tstorm
clear
rain shwrs
clear
risk tstorm
clear
clear
clear
rain shwrs
light rain
light rain
heavy rain
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
some clouds
some clouds
some clouds
rain shwrs
light rain
light rain
light rain
 km/h
10
N
5
NNE
5
E
20
ENE
20
ENE
20
E
25
E
25
ENE
15
ESE
10
ESE
10
ESE
10
SSE
15
SE
10
ESE
10
ESE
15
E
15
ENE
5
SE
10
NE
10
NNE
25
ENE
50
ENE
55
ENE
55
E
75
ESE
60
S
25
SW
15
WNW
10
NNW
10
NNW
25
N
25
NNW
35
E
50
ENE
50
ENE
40
ENE
 mm 
4
4
1.0
7
4
1.0
1.0
3
2.0
3
3
53
92
13
6
2.0
2.0
2.0
2.0
2.0
max°C
28
29
27
29
30
28
30
30
28
30
30
28
31
31
28
30
29
27
29
29
27
25
25
28
28
28
28
28
28
26
24
22
24
23
23
24
Moonrise
10:38
11:38
12:39
1:40
2:40
3:35
4:23
5:05
5:42
6:15
6:46
7:17
Moonset
9:14
9:47
10:26
11:14
12:11
1:16
2:26
3:39
4:52
6:05
7:18
Sunrise
6:11
6:13
6:13
6:13
6:15
6:15
6:16
6:16
6:16
6:18
6:18
6:18
Sunset
6:49
6:47
6:46
6:45
6:44
6:43
6:40
6:39
6:37
6:37
6:36
6:34
Today's sea temperature in Cheju is 29.1 °C (Statistics for 08 Sep 1981-2005 – mean: 25.6 max: 26.8 min: 24.0°C)
Nearest