Jumunjin Surf Break

Jumunjin 48 hour detailed Surf Forecast

Lat Long: 37.88° N 128.83° E

Issued: 2 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
21.5° C

2.4°C warmer than normal for this time of year

Jumunjin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Jumunjin today (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 11ft (3.5m), 10s period with NNE swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 10ft (3.0m), 10s period with NE swell.
  • Evening surf: Evening surf (21 Jun, local time) - 10ft (3.0m), 10s period with NE swell.

The current surf forecast for Jumunjin at 8AM is: 3.5m 10s primary swell from a North-northeast direction and 3.5m 10s secondary swell from a Northeast direction (forecast issued at 02:00am June 21). The wind direction is predicted to be cross-shore and the swell rating is 11.

Time (KST) & DateWave HeightWave Period
Morning (21 Jun)11ft (3.5m)10s
Afternoon (21 Jun)10ft (3.0m)10s
Evening (21 Jun)10ft (3.0m)10s

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 21°C on Sun morning, min 17°C on Tue night). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
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)
!
!
!
!
!
!
!
!
3
3
3
2
3
2
3
3
3
2
2
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
4
NNE
9
4
NNE
10
3.5
NNE
10
3.5
NE
10
3
NE
10
3
NE
10
3
NE
10
3
NE
10
2.5
NE
10
2.5
NE
10
2.3
NE
10
2.2
NE
10
2.1
NE
10
2
NE
10
1.9
NE
10
1.8
NE
10
1.5
ENE
10
1.5
ENE
9
1.5
ENE
9
1.4
ENE
9
1.1
ENE
8
0.9
ENE
8
0.9
E
8
0.8
ENE
8
Wave Graph
Metric surfscale
Energy kJ
2883
2947
2523
2402
1876
1733
1716
1729
1425
1251
1090
981
886
757
695
561
439
378
370
300
177
119
105
66
Wind (km/h)
35
NNW
30
NNW
20
NW
15
NNW
20
N
15
NNE
10
NNE
5
N
5
NNW
5
N
5
NNW
5
N
5
NE
10
ENE
5
E
5
SE
5
SE
0
S
5
ESE
5
SE
10
E
15
ESE
15
SE
10
SE
Wind State
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
glassy
on
glassy
glassy
glassy
glassy
glassy
cross
cross-on
cross-on
cross
cross
High Tide
9:10AM0.23m
7:33PM0.25m
9:45AM0.24m
8:58PM0.21m
10:17AM0.25m
Low Tide
2:05AM0.07m
2:09PM0.18m
2:48AM0.10m
3:48PM0.16m
3:28AM0.12m
5:12PM0.13m
light rain
light rain
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:01
5:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:50
7:50
7:50
 mm
3
1
Temp °C
18
18
18
20
21
20
19
18
18
18
18
19
19
20
19
19
19
19
18
19
21
21
20
19
Feels °C
14
14
16
19
20
20
19
19
19
19
19
20
21
21
20
21
21
21
19
20
21
20
19
19
Swell 1
Height (m)
Direction
Period (s)
0.4
SSE
9
0.2
SSE
10
0.3
SSE
8
3.5
NE
10
3
NE
10
3
NE
10
3
NE
10
3
NE
10
2.5
NE
10
2.5
NE
10
2.3
NE
10
2.2
NE
10
2.1
NE
10
2
NE
10
1.9
NE
10
1.8
NE
10
1.5
ENE
10
1.5
ENE
9
1.5
ENE
9
1.4
ENE
9
1.1
ENE
8
0.9
ENE
8
0.9
E
8
0.8
ENE
8
Energy kJ
34
10
11
2095
1876
1733
1716
1729
1425
1251
1090
981
886
757
695
561
439
378
370
300
177
119
105
66
Swell 2
Height (m)
Direction
Period (s)
0.7
NE
9
0.6
NE
9
0.5
NE
8
0.6
NE
8
0.6
NE
8
0.6
NE
8
Energy kJ
79
51
33
49
50
36
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
4
NNE
9
4
NNE
10
3.5
NNE
10
3.5
NNE
10
0.5
SE
3
Energy kJ
2883
2947
2523
2402
5
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
1
1
1
2
4
1
4
1
3
1
3
3
3
2
2
2
1
1
1
1
Distance (km)
560
304
304
560
560
560
560
304
16
560
10
653
0
688
0
0
0
0
0
10
633
633
653
498
Best forecast wave conditions in South Korea
Rating
(10 max)
2
2
2
2
2
1
1
2
4
1
4
3
3
3
3
2
2
2
Best forecast wave conditions in South Korea
Rating
(10 max)
2
2
2
2
2
1
1
2
4
1
4
3
3
3
3
2
2
2
Header Global
Rating
(10 max)
5
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
5
5
  • 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
How to use the Wavefinder 

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