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 05:00 AM and sunset is at 07:25 PM.

Days 1–3 Weather Summary

Heavy rain (total 51mm), heaviest during Wed morning. Warm air temperatures (max 20°C on Mon night, min 17°C on Wed afternoon). Winds increasing (calm on Tue night, fresh winds from the ESE by Wed afternoon).

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Sat night, min 16°C on Fri morning). Winds increasing (calm on Thu morning, strong winds from the NW by Thu night).

Days 7–9 Weather Summary

Mostly dry. Warm (max 27°C on Sun night, min 20°C on Tue morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 20°C on Thu morning, min 18°C on Fri morning). Wind will be generally light.

Days 13–16 Weather Summary

Heavy rain (total 39mm), heaviest during Sun night. Warm (max 21°C on Tue afternoon, min 17°C on Mon morning). Mainly strong winds.

Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tue
9
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
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
3:42PM0.29m
4:20PM0.28m
5:04PM0.27m
10:12AM0.22m
5:59PM0.26m
Low Tide
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
00:08AM0.05m
00:50AM0.06m
1:32AM0.07m
12:31PM0.21m
2:13AM0.09m
Wave
Height (m)
Direction
Period (s)
0.6
ENE
6
0.7
ENE
7
0.6
ENE
6
0.7
S
4
0.6
S
4
0.5
S
4
0.5
E
2
0.8
ESE
4
0.9
ESE
5
0.8
SE
5
0.6
SE
5
0.6
ESE
5
1.1
NW
5
0.9
NNW
5
1.1
NNE
7
0.9
NNE
7
0.8
NNE
6
1
NE
11
1.1
NE
10
0.9
NE
10
0.8
NNE
10
0.8
NNE
11
0.7
NE
11
0.6
NNE
10
0.6
NNE
9
0.6
NNE
8
0.8
SW
5
0.8
SSW
5
0.8
SSW
5
0.9
SSE
6
0.5
SE
5
0.4
ESE
5
0.4
ESE
5
0.5
SW
3
0.9
NW
6
0.6
NNE
5
0.9
NNE
8
1.1
NE
8
1.1
NE
8
1.2
NE
8
1.2
NE
8
1.7
E
6
2.5
N
7
2.3
N
8
1.9
NNE
9
1.4
NNE
8
1
NNE
8
clear
clear
part cloud
part cloud
cloud
mod rain
heavy rain
heavy rain
light rain
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
light rain
heavy rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
mod rain
heavy rain
heavy rain
light rain
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
heavy rain
rain shwrs
some clouds
clear
clear
clear
clear
km/h
15
SSE
20
SE
20
SSE
25
S
20
SSW
10
NW
25
ENE
30
ESE
20
ESE
5
W
15
W
20
SW
30
NNW
15
NE
20
S
15
SW
5
NW
20
SW
20
WSW
5
WNW
10
SSW
15
S
15
S
15
SSE
25
S
25
SSW
25
S
25
SSW
25
SSW
20
S
5
SSE
10
SSE
20
S
25
WNW
20
N
10
NE
15
ESE
20
SE
15
SE
30
E
25
ESE
35
NNW
45
NW
15
N
35
SSW
20
SW
15
SSW
9
22
18
2
1
13
25
max °C
18
19
20
20
20
19
18
18
18
18
18
20
17
17
18
19
22
24
23
25
27
25
23
25
21
21
22
19
19
19
20
20
20
19
19
19
19
19
19
19
18
18
17
17
20
20
21
Moonrise
1:42
2:43
3:44
4:45
5:46
6:47
7:47
8:42
9:32
10:14
10:51
11:22
11:50
12:15
12:39
Moonset
1:32
1:55
2:18
2:42
3:09
3:40
4:16
4:59
5:48
6:43
7:42
8:44
9:46
10:48
11:51
12:55
Sunrise
5:00
5:00
4:58
4:58
4:58
4:58
4:56
4:56
4:56
4:56
4:56
4:54
4:54
4:54
4:54
4:54
Sunset
7:25
7:25
7:27
7:28
7:29
7:29
7:30
7:30
7:30
7:31
7:32
7:32
7:34
7:34
7:35
7:35
Today's sea temperature in Ulneung Do is
17.1° C
(Statistics for 25 May 1981-2005 – mean: 16.4 max: 19.1 min: 15.3°C)
Issued (local time): 8 am Monday 25 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest