Jumunjin surfForecast / South Korea / South Korea

information circle48hr Weather and Surf, issued 2 am Monday 11 May 2026 KST
Forecast update in hr  min  s Forecast update imminent
Jumunjin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jumunjin sea temperature is
13.8° C
(Which is normal for this time of year)

How big are the waves at Jumunjin today?

The current surf forecast for Jumunjin at 9AM is: 0.4m 8s primary swell from a Northeast direction and 0.6m 5s secondary swell from a Southeast direction (forecast issued at 02:00am May 11). The wind direction is predicted to be glassy.

Time (KST) & DateWave HeightWave Period
Morning (11 May)1.5ft (0.4m)8s
Afternoon (11 May)1.5ft (0.5m)5s
Evening (11 May)1.5ft (0.5m)5s

Table - waves today at Jumunjin. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 22°C on Mon morning, min 15°C on Wed night). Wind will be generally light.

Monday
11
Tuesday
12
Wednesday
13
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
SE
6
0.5
NE
9
0.6
SE
6
0.4
NE
8
0.4
NE
8
0.5
SE
5
0.3
NE
7
0.5
SE
5
0.6
SE
5
0.5
SE
6
0.4
SE
6
0.3
SE
5
0.3
SE
5
0.2
ESE
4
0.2
ESE
4
0.3
SE
4
0.2
ESE
4
0.3
SE
5
0.3
SE
5
0.2
SSE
5
0.2
SSE
4
0.3
SE
3
0.3
SE
3
Wave Graph
Metric surfscale
Energy kJ
51
37
24
23
15
11
8
11
18
16
11
4
3
2
2
3
1
3
4
2
2
0
1
1
Wind (km/h)
15
WSW
15
SW
10
SW
5
W
5
SSW
5
SSW
10
SSW
10
WSW
10
SW
10
WSW
10
SW
0
SSW
10
NE
10
E
5
SSE
10
SSW
10
WSW
10
WSW
10
WSW
5
ESE
10
E
10
ESE
5
ESE
5
S
off
off
off
glassy
glassy
cross-off
off
off
off
off
off
glassy
on
cross-on
glassy
off
off
cross-off
off
glassy
cross-on
cross-on
cross
cross-off
High Tide
11:57AM0.23m
9:45PM0.24m
12:09PM0.23m
11:16PM0.24m
12:27PM0.25m
Low Tide
4:26AM0.09m
4:40PM0.19m
5:15AM0.09m
5:48PM0.16m
6:01AM0.10m
6:41PM0.12m
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:22
7:23
7:24
Temp °C
19
17
15
19
22
22
20
19
17
16
16
20
20
20
20
18
18
17
16
21
20
21
19
19
14
13
11
17
20
20
19
18
16
14
14
20
19
19
20
17
17
16
15
20
18
20
19
19
Swell 1
Height (m)
Direction
Period (s)
0.8
SE
6
0.7
SE
6
0.6
SE
6
0.6
SE
5
0.4
SE
5
0.3
NE
7
0.5
SE
4
0.5
SE
5
0.6
SE
5
0.5
SE
6
0.4
SE
6
0.3
SE
5
0.3
SE
5
0.1
NE
6
0.1
E
6
0.2
ESE
4
0.2
ESE
4
0.3
SE
5
0.3
SE
5
0.2
SSE
5
0.2
SSE
4
Energy kJ
51
35
20
18
9
9
8
11
18
16
11
4
3
1
1
1
1
3
4
2
2
Swell 2
Height (m)
Direction
Period (s)
0.5
NE
9
0.5
NE
9
0.4
NE
8
0.4
NE
8
0.4
NE
8
0.3
NE
7
0.3
NE
7
0.1
NE
7
0.1
NE
7
0.1
NE
6
0.1
NE
6
0.1
NE
6
0.1
E
6
Energy kJ
41
37
24
23
15
8
7
2
2
2
2
1
1
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
5
0.1
SE
5
Energy kJ
1
1
Wind waves
Height (m)
Direction
Period (s)
0.5
SE
5
0.7
SE
4
0.2
ESE
4
0.2
ESE
4
0.3
SE
4
0.3
SE
3
0.3
SE
3
Energy kJ
11
18
2
2
3
1
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
1
2
1
2
2
2
2
2
2
2
2
Distance (km)
0
0
0
0
1071
691
679
653
653
653
633
653
679
655
674
560
653
653
653
653
653
679
633
633
Best forecast wave conditions in South Korea
Rating
(10 max)
1
1
1
1
1
Best forecast wave conditions in South Korea
Rating
(10 max)
1
1
1
1
1
Header Global
Rating
(10 max)
9
8
6
5
5
5
5
4
5
5
5
5
9
9
9
9
9
9
9
8
9
9
7
7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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