Ulneung Do Sea Conditions and Tide Table

Ulneung Do 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 05:03 AM and sunset is at 07:22 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Thu morning. Cool air temperatures (max 16°C on Thu morning, min 15°C on Thu afternoon). Winds decreasing (strong winds from the NE on Thu afternoon, calm by Sat night).

Days 4–6 Weather Summary

Heavy rain (total 88mm), heaviest during Tue morning. Warm air temperatures (max 20°C on Mon afternoon, min 17°C on Sun morning). Winds increasing (light winds from the SSE on Sun morning, strong winds from the E by Tue afternoon).

Days 7–9 Weather Summary

Mostly dry. Warm (max 20°C on Fri night, min 17°C on Wed morning). Winds increasing (calm on Thu night, fresh winds from the S by Fri afternoon).

Days 10–12 Weather Summary

Mostly dry. Warm (max 21°C on Sun morning, min 18°C on Mon morning). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Warm (max 22°C on Fri afternoon, min 18°C on Tue morning). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Fri
5
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
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High Tide
4:49PM0.29m
5:52PM0.27m
10:46AM0.21m
7:13PM0.24m
11:00AM0.21m
8:58PM0.22m
11:16AM0.22m
10:44PM0.21m
11:35AM0.23m
00:16AM0.20m
11:54AM0.24m
1:35AM0.20m
12:15PM0.26m
2:44AM0.21m
12:37PM0.27m
3:44AM0.21m
1:01PM0.28m
4:38AM0.21m
1:29PM0.28m
5:29AM0.21m
1:59PM0.29m
6:24AM0.21m
2:31PM0.29m
7:32AM0.21m
3:05PM0.29m
Low Tide
1:24AM0.00m
2:24AM0.03m
1:38PM0.20m
3:22AM0.06m
3:42PM0.18m
4:14AM0.09m
5:14PM0.15m
5:00AM0.12m
6:17PM0.12m
7:04PM0.09m
6:09AM0.17m
7:44PM0.06m
6:38AM0.18m
8:20PM0.05m
7:07AM0.19m
8:55PM0.04m
7:37AM0.20m
9:31PM0.04m
8:06AM0.21m
10:08PM0.04m
8:33AM0.21m
10:46PM0.04m
8:51AM0.21m
11:27PM0.05m
Wave
Height (m)
Direction
Period (s)
1.8
ENE
6
2
ENE
7
2.2
ENE
7
1.7
ENE
7
1.5
ENE
7
1.4
NE
7
1.3
ENE
8
1.1
ENE
7
0.8
ENE
7
0.7
ENE
6
0.8
E
6
0.6
E
6
0.5
ENE
6
0.6
ENE
7
0.6
SSE
4
0.9
SE
4
1.2
E
5
1.7
E
6
1.4
ESE
6
1
E
6
0.7
E
6
0.5
ENE
6
0.8
NE
4
0.5
ENE
5
0.4
ENE
6
0.7
S
3
1.3
SSW
5
1
SW
5
0.8
W
5
0.6
NW
5
0.3
SSW
4
0.3
SW
4
0.4
NW
4
0.3
ESE
3
0.3
E
3
0.4
SE
4
0.4
ESE
5
0.4
ESE
4
0.4
ESE
4
0.3
ESE
4
0.3
E
4
0.2
E
4
0.3
S
2
0.5
SSW
3
0.6
SSW
4
0.6
S
5
0.4
SSW
4
light rain
cloud
cloud
clear
clear
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
rain showers
heavy rain
heavy rain
light rain
cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
cloudy
cloudy
clear
clear
some clouds
some clouds
cloudy
clear
clear
clear
clear
clear
clear
rain shwrs
heavy rain
heavy rain
light rain
cloudy
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
km/h
40
ENE
40
NE
35
NNE
30
NNE
25
NE
25
ENE
10
NE
5
NNE
0
SE
10
SSE
10
S
20
SSE
20
SSE
20
SSE
20
SE
35
ESE
35
E
35
NE
25
N
15
NE
15
ESE
15
E
25
NE
5
NNW
15
S
30
S
30
SSW
30
NW
10
N
20
S
15
WSW
10
NE
15
E
15
NE
15
NE
10
E
15
ENE
15
E
10
ESE
5
ESE
10
SSE
10
S
20
S
25
SSW
25
S
10
NW
5
NE
2
6
51
30
1
max °C
16
16
15
15
15
15
15
16
16
17
18
19
19
20
20
18
19
18
18
18
18
18
17
17
18
19
20
19
19
20
21
20
20
18
19
18
18
19
19
19
20
20
20
20
20
21
22
Moonrise
9:09
10:23
11:33
12:39
1:42
2:43
3:44
4:45
5:46
6:47
7:47
8:42
9:32
10:14
10:51
Moonset
12:06
12:40
1:08
1:32
1:55
2:18
2:42
3:09
3:40
4:16
4:59
5:48
6:43
7:42
8:44
Sunrise
5:03
5:01
5:01
5:01
5:00
5:00
4:58
4:58
4:58
4:58
4:56
4:56
4:56
4:56
4:56
4:54
Sunset
7:22
7:22
7:23
7:24
7:25
7:25
7:27
7:28
7:29
7:29
7:30
7:30
7:30
7:31
7:32
7:32
Today's sea temperature in Ulneung Do is
18.2° C
(Statistics for 21 May 1981-2005 – mean: 15.9 max: 18.3 min: 13.1°C)
Issued (local time): 8 am Thursday 21 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest