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 05:00 PM.

Days 1–3 Weather Summary

Heavy rain (total 29mm), heaviest during Tue night. Cool air temperatures (max 13°C on Tue night, min 4°C on Sun night). Winds decreasing (strong winds from the NW on Sun morning, light winds from the NNE by Sun night).

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 10°C on Wed morning, min 1°C on Thu night). Winds increasing (light winds from the NNE on Wed night, near gales from the NW by Thu night).

Days 7–9 Weather Summary

Mostly dry. Very mild (max 10°C on Mon night, min 3°C on Sat morning). Winds increasing (calm on Sat night, fresh winds from the SW by Mon night).

Days 10–12 Weather Summary

A light covering of new snow, mostly falling on Wed afternoon. Freeze-thaw conditions (max 11°C on Tue morning, min -1°C on Wed night). Winds decreasing (near gales from the WSW on Tue morning, light winds from the WNW by Thu night).

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
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
6:27PM0.14m
7:24PM0.14m
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
Low Tide
10:06AM-0.03m
8:24PM0.14m
10:44AM-0.04m
8:43PM0.14m
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
Wave
height (m) 
direction
period (s) 
2.2
WNW
7
2.5
NW
8
2.1
N
8
1.5
N
8
1.4
NNE
8
1.2
NNE
7
1
NNE
6
1.1
SE
5
1.2
SE
5
1.7
SSW
7
1.6
S
7
1.8
NNE
8
1.8
N
8
2.5
NNW
8
2.5
NNW
8
3
NW
8
2.5
NNW
8
1.9
NNW
7
1.2
N
6
1.1
N
8
0.9
N
7
0.6
N
6
0.5
N
6
0.7
S
4
1
SSW
4
1.1
SW
5
0.7
SSW
4
1.5
SW
6
1.9
SW
6
2.3
WNW
7
2.5
N
9
3
N
9
3.5
N
9
3
N
10
2.5
N
10
2.2
NNE
9
part cloud
light rain
light rain
light rain
cloud
part cloud
part cloud
cloud
heavy rain
cloud
cloud
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
light snow
light snow
light snow
light snow
part cloud
part cloud
some clouds
light rain
light rain
light rain
cloudy
some clouds
some clouds
cloudy
heavy rain
cloudy
cloudy
some clouds
some clouds
clear
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
light snow
light snow
light snow
light snow
some clouds
some clouds
 km/h
45
NW
45
WNW
25
NE
25
E
20
ESE
30
SE
30
SE
30
SSE
35
SSW
35
NNW
30
NNW
10
NNE
35
NW
45
NW
50
WNW
55
WNW
45
WNW
35
NNW
15
NNW
15
NW
10
WNW
5
SSW
10
S
30
S
30
SSW
25
WSW
25
SW
45
SW
45
WSW
45
WNW
35
NW
30
N
50
NNE
35
NNW
30
NNW
15
W
 mm 
1
2
1
25
max°C
7
6
5
6
7
9
9
12
13
10
9
9
7
5
5
1
2
2
3
4
4
5
8
9
9
9
10
11
10
7
2
1
0
1
2
4
Moonrise
8:34
9:16
9:52
10:23
10:51
11:16
11:40
12:05
12:32
1:04
1:43
2:32
Moonset
5:46
6:48
7:52
8:57
10:01
11:06
12:12
1:20
2:32
3:48
5:05
Sunrise
7:26
7:26
7:26
7:28
7:28
7:28
7:28
7:28
7:30
7:30
7:30
7:30
Sunset
5:00
5:00
5:01
5:01
5:02
5:02
5:04
5:05
5:05
5:06
5:07
5:07
Today's sea temperature in Ulneung Do is
15.6° C
(Statistics for 21 Dec 1981-2005 – mean: 14.2 max: 16.1 min: 12.3°C)
Issued (local time): 2 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest