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 06:56 AM and sunset is at 06:32 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 8°C on Fri afternoon, min 2°C on Sat night). Winds decreasing (fresh winds from the NW on Fri afternoon, light winds from the NNW by Sun morning).

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 9°C on Wed afternoon, min 4°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 12°C on Thu morning, min 6°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

Some drizzle, heaviest during Mon afternoon. Very mild (max 16°C on Sun afternoon, min 5°C on Mon night). Winds increasing (calm on Sun night, strong winds from the NW by Mon night).

Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Sat
21
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
High Tide
11:32AM1.91m
00:47AM1.85m
12:36PM1.71m
2:59AM1.87m
3:03PM1.63m
4:26AM2.02m
4:24PM1.70m
5:21AM2.22m
5:15PM1.83m
6:01AM2.40m
5:52PM1.98m
6:35AM2.56m
6:24PM2.13m
7:06AM2.68m
6:53PM2.26m
7:35AM2.76m
7:21PM2.37m
8:04AM2.79m
7:49PM2.44m
8:31AM2.77m
8:17PM2.48m
8:58AM2.70m
8:48PM2.48m
9:25AM2.58m
9:23PM2.43m
9:52AM2.41m
10:04PM2.34m
Low Tide
5:46PM1.06m
6:15AM1.30m
6:43PM1.16m
8:04AM1.48m
8:21PM1.18m
11:46AM1.36m
10:16PM1.06m
12:07PM1.21m
11:13PM0.87m
12:27PM1.08m
11:52PM0.67m
12:48PM0.96m
00:26AM0.49m
1:11PM0.85m
00:58AM0.33m
1:37PM0.77m
1:30AM0.23m
2:04PM0.71m
2:01AM0.19m
2:31PM0.68m
2:34AM0.23m
3:01PM0.67m
3:08AM0.33m
3:33PM0.68m
3:45AM0.51m
4:07PM0.72m
4:28AM0.75m
Wave
height (m) 
direction
period (s) 
1.2
NNW
5
0.9
NNW
5
1.6
NW
6
1.2
NW
5
1.4
NW
5
1.1
NNW
5
0.6
NNW
4
0.4
NW
3
0.8
NNW
4
1
NNW
5
1
NNW
4
1.1
NNW
5
0.5
NNW
4
0.3
NW
3
0.2
NNW
3
0.2
NNW
3
0.3
NNW
3
0.8
NNW
4
0.5
NNE
3
0.9
ENE
4
0.8
ENE
6
0.7
E
6
0.5
E
6
0.4
ENE
5
0.4
NNW
3
0.2
NNW
3
0.2
NNW
3
0.4
ESE
2
0.8
E
4
0.6
E
5
0.7
WSW
3
1.4
NW
5
2.3
WNW
7
2.3
NW
7
1.8
NW
6
1.6
NW
6
0.9
NNW
4
1
NW
4
0.9
NW
4
0.6
NW
4
0.8
WNW
4
0.8
WNW
4
0.7
NW
4
0.6
NW
4
0.4
NW
3
0.1
NW
3
0.2
WSW
2
part cloud
part cloud
part cloud
cloud
clear
clear
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
cloud
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
clear
clear
some clouds
clear
clear
clear
some clouds
clear
clear
clear
clear
cloudy
clear
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
cloudy
rain shwrs
some clouds
some clouds
some clouds
some clouds
cloudy
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
20
NNW
25
NW
25
NNW
25
NNW
30
NNW
20
NNW
10
NNW
10
NNW
15
NNW
20
NNW
25
NNW
15
NNW
10
NNW
15
NNW
5
NW
5
NW
15
NNW
10
NNW
15
NE
20
NE
15
NE
15
ENE
10
N
5
NW
15
NW
10
NNW
5
NW
10
ESE
10
E
5
SSE
25
W
30
NW
35
NW
35
NW
35
NW
25
NNW
20
NNW
25
NW
20
NW
15
WNW
25
WNW
20
WNW
15
NW
15
NW
10
WNW
10
W
15
W
 mm 
1
max°C
6
8
5
4
4
2
6
6
5
7
7
6
7
8
7
8
9
9
12
11
10
10
10
8
10
12
10
15
16
12
13
7
5
6
6
5
6
7
6
9
10
9
8
8
9
13
14
Moonrise
9:24
10:24
11:24
12:23
1:21
2:16
3:06
3:51
4:30
5:04
5:35
6:04
6:32
7:01
7:32
Moonset
8:05
8:32
9:01
9:35
10:13
10:57
11:47
12:43
1:43
2:46
3:49
4:53
5:58
7:03
8:11
Sunrise
6:56
6:56
6:54
6:52
6:52
6:50
6:48
6:48
6:47
6:45
6:43
6:43
6:41
6:39
6:39
6:37
Sunset
6:32
6:34
6:35
6:36
6:37
6:37
6:37
6:38
6:39
6:39
6:40
6:42
6:43
6:43
6:44
6:45
Today's sea temperature in Cheju is
14.8° C
(Statistics for 06 Mar 1981-2005 – mean: 12.2 max: 13.4 min: 9.9°C)
Issued (local time): 2 am Friday 06 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest