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 07:26 AM and sunset is at 05:01 PM.

Days 1–3 Weather Summary

Heavy rain (total 22mm), heaviest during Tue night. Later becoming colder with a dusting of snow on Thu night. Icy conditions (max 13°C on Tue night, min -1°C on Thu night). Mainly gales.

Days 4–6 Weather Summary

A dusting of new snow. Icy conditions (max 9°C on Sun afternoon, min -1°C on Fri morning). Winds decreasing (strong winds from the NNW on Fri morning, light winds from the WSW by Sun night).

Days 7–9 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 11°C on Mon afternoon, min 0°C on Wed afternoon). Winds decreasing (near gales from the W on Wed morning, moderate winds from the NNW by Wed night).

Days 10–12 Weather Summary

A dusting of snow turning to light rain (total 6mm) on Thu afternoon. Mild temperatures (max 7°C on Fri night, min 1°C on Thu morning). Winds increasing (calm on Fri afternoon, strong winds from the WNW by Sat night).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
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
8:21PM0.14m
8:30PM0.14m
8:23PM0.14m
8:28PM0.14m
6:16AM0.17m
8:45PM0.15m
7:45AM0.14m
9:10PM0.16m
9:46AM0.12m
9:42PM0.18m
11:56AM0.12m
10:21PM0.20m
1:57PM0.13m
11:06PM0.22m
3:47PM0.14m
11:54PM0.23m
4:45PM0.15m
00:47AM0.25m
5:24PM0.15m
1:41AM0.25m
Low Tide
11:22AM-0.03m
8:59PM0.14m
12:00PM-0.03m
10:02PM0.14m
12:37PM-0.02m
11:28PM0.13m
1:14PM-0.00m
1:01AM0.12m
1:51PM0.02m
2:34AM0.09m
2:28PM0.05m
4:02AM0.06m
3:06PM0.08m
5:17AM0.01m
3:45PM0.10m
6:22AM-0.03m
4:26PM0.13m
7:20AM-0.06m
5:14PM0.14m
8:15AM-0.09m
6:20PM0.15m
9:07AM-0.10m
7:23PM0.14m
Wave
height (m) 
direction
period (s) 
1.2
SE
4
1.1
SE
5
1
SE
5
1.1
N
4
1.5
NE
6
2
N
8
1.6
N
7
2.3
WNW
6
5
N
10
4
N
10
3.5
N
10
2.5
NNE
10
1.8
NNE
9
1.6
NNE
9
1.6
NW
6
1.4
NW
7
1.1
NW
6
0.9
WSW
5
1.2
SW
6
2.1
SW
6
2.4
WSW
7
2.5
NW
9
2.1
NW
8
2.3
NNW
8
3
NW
8
2.5
NW
8
2.1
NW
7
1.5
N
8
1.3
N
8
1.4
NNE
8
1.6
NNE
6
1.5
NNE
7
1
NNE
7
0.9
NNE
6
1.1
NNW
6
1.1
NW
6
part cloud
cloud
heavy rain
light rain
light rain
light rain
rain showers
light rain
light snow
light snow
cloud
cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
light snow
cloud
light snow
light rain
light rain
part cloud
part cloud
cloud
part cloud
light rain
some clouds
cloudy
heavy rain
light rain
light rain
light rain
rain shwrs
light rain
light snow
light snow
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
some clouds
cloudy
cloudy
light snow
cloudy
light snow
light rain
light rain
some clouds
some clouds
cloudy
some clouds
light rain
 km/h
35
SSE
30
S
30
SSW
30
NNE
35
NE
25
ENE
15
WNW
55
WNW
60
N
45
NNW
35
NNW
20
NW
15
W
25
WNW
35
WNW
25
W
15
SW
20
W
30
W
50
SW
45
W
40
NW
40
WNW
40
W
55
W
50
WNW
35
NNW
15
N
10
NNW
35
NW
25
N
10
N
25
SSW
25
WNW
30
W
30
W
 mm 
11
2
1
3
4
1
1
1
2
1
max°C
11
12
13
10
8
8
7
5
1
0
1
3
4
5
7
7
9
9
9
11
11
4
4
4
2
1
1
2
2
3
3
5
7
6
6
6
Moonrise
9:52
10:23
10:51
11:16
11:40
12:05
12:32
1:04
1:43
2:32
3:33
4:44
Moonset
7:52
8:57
10:01
11:06
12:12
1:20
2:32
3:48
5:05
6:20
7:27
Sunrise
7:26
7:28
7:28
7:28
7:28
7:28
7:30
7:30
7:30
7:30
7:31
7:31
Sunset
5:01
5:01
5:02
5:02
5:04
5:05
5:05
5:06
5:07
5:07
5:08
5:08
Today's sea temperature in Ulneung Do is
15.7° C
(Statistics for 23 Dec 1981-2005 – mean: 14.0 max: 15.4 min: 12.3°C)
Issued (local time): 8 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest