Jumunjin Surf Break

Jumunjin 48 hour detailed Surf Forecast

Lat Long: 37.88° N 128.83° E

Issued: 8 pm 20 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 (20 Jun):

  • Evening surf: Evening surf (20 Jun, local time) - 11ft (3.5m), 8s period with N swell.

The current surf forecast for Jumunjin at 11PM is: 4.0m 9s primary swell from a North-northeast direction and 0.4m 9s secondary swell from a South-southeast direction, 0.9m 8s secondary swell from a South-southeast direction (forecast issued at 08:00pm June 20). The wind direction is predicted to be cross-shore.

Time (KST) & DateWave HeightWave Period
Morning (20 Jun)--
Afternoon (20 Jun)--
Evening (20 Jun)11ft (3.5m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Sat night. Warm (max 22°C on Tue afternoon, min 18°C on Sat night). Winds decreasing (strong winds from the NNW on Sat night, calm by Mon night).

Sat
20
Sunday
21
Monday
22
Tuesday
23
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
0
0
!
!
!
!
!
!
!
!
!
3
3
3
3
2
2
3
3
3
3
1
1
1
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)
2
ENE
7
3.5
N
8
4
NNE
9
4
NNE
10
4
NNE
10
3.5
NNE
10
3.5
NE
10
3
NE
10
3
NE
11
3
NE
11
3
NE
11
2.5
NE
10
2.3
NE
10
2.3
NE
10
2.1
NE
10
2.1
NE
10
2
NE
10
2
NE
10
1.9
NE
10
1.7
ENE
10
1.7
ENE
10
1.5
ENE
9
1.5
ENE
9
1.4
ENE
9
Wave Graph
Metric surfscale
Energy kJ
403
1308
2507
2896
2769
2690
2152
1991
1948
2155
1830
1275
1112
1049
940
904
773
784
754
600
522
404
362
333
Wind (km/h)
40
NW
40
NNW
30
NNW
30
NW
20
NW
15
NNW
15
NNE
15
NNE
10
NNE
5
N
5
N
5
N
5
NNW
5
N
5
NE
10
ENE
5
SE
10
S
5
SSE
5
SSW
0
S
5
ESE
15
ESE
15
ESE
Wind State
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
on
cross
cross-off
glassy
glassy
glassy
cross-on
cross
cross
High Tide
6:26PM0.28m
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
light rain
light rain
light rain
cloud
cloud
part cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
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>
7:49
7:50
7:50
7:50
 mm
2
2
3
Temp °C
20
18
18
18
18
20
21
20
19
18
18
18
18
19
19
20
19
19
18
18
18
19
21
22
Feels °C
16
12
14
14
16
19
20
19
20
19
19
19
19
20
21
21
20
20
19
19
20
20
20
21
Swell 1
Height (m)
Direction
Period (s)
2
ENE
7
0.6
SSE
8
0.4
SSE
9
0.2
SSE
10
0.3
SSE
8
3.5
NNE
10
3.5
NE
10
3
NE
10
3
NE
11
3
NE
11
3
NE
11
2.5
NE
10
2.3
NE
10
2.3
NE
10
2.1
NE
10
2.1
NE
10
2
NE
10
2
NE
10
1.9
NE
10
1.7
ENE
10
1.7
ENE
10
1.5
ENE
9
1.5
ENE
9
1.4
ENE
9
Energy kJ
403
47
34
10
11
2284
2152
1991
1948
2155
1830
1275
1112
1049
940
904
773
784
754
600
522
404
362
333
Swell 2
Height (m)
Direction
Period (s)
1
SSE
7
0.9
SSE
8
Energy kJ
102
103
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.4
NNW
5
3.5
N
8
4
NNE
9
4
NNE
10
4
NNE
10
3.5
NNE
10
Energy kJ
100
1308
2507
2896
2769
2690
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
2
2
4
1
4
1
2
2
4
4
4
3
1
1
3
3
3
3
1
1
1
Distance (km)
641
641
560
304
304
89
560
641
560
304
304
89
10
10
0
304
633
0
0
0
0
633
633
633
Best forecast wave conditions in South Korea
Rating
(10 max)
2
2
2
4
2
1
2
2
4
4
4
3
1
3
3
3
3
Best forecast wave conditions in South Korea
Rating
(10 max)
2
2
2
4
2
1
2
2
4
4
4
3
1
3
3
3
3
Header Global
Rating
(10 max)
5
5
5
5
5
9
9
9
8
8
5
8
7
6
6
6
8
7
5
5
5
5
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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