Jumunjin Surf Break

Jumunjin 48 hour detailed Surf Forecast

Lat Long: 37.88° N 128.83° E

Issued: 8 pm 17 Jun 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
19.8° C

1.1°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 (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 1.5ft (0.4m), 5s period with SE swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 0.5ft (0.2m), 4s period with SSE swell.
  • Evening surf: Evening surf (18 Jun, local time) - 0.5ft (0.2m), 4s period with E swell.

The current surf forecast for Jumunjin at 3AM is: 0.6m 5s primary swell from a Southeast direction (forecast issued at 08:00pm June 17). The wind direction is predicted to be offshore.

Time (KST) & DateWave HeightWave Period
Morning (18 Jun)1.5ft (0.4m)5s
Afternoon (18 Jun)0.5ft (0.2m)4s
Evening (18 Jun)0.5ft (0.2m)4s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 82mm), heaviest during Sat morning. Warm (max 24°C on Thu morning, min 19°C on Sat afternoon). Winds increasing (calm on Fri night, fresh winds from the NNW by Sat afternoon).

Wed
17
Thursday
18
Friday
19
Saturday
20
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.4
SE
4
0.6
SE
4
0.5
SE
4
0.6
SE
5
0.4
SE
5
0.4
SE
5
0.3
SE
4
0.2
E
4
0.2
E
4
0.2
E
4
0.2
E
4
0.3
ESE
4
0.3
ESE
4
0.2
E
4
0.2
E
4
0.2
E
4
0.2
E
4
0.2
ESE
2
0.3
ESE
3
0.5
E
4
0.5
ESE
4
0.5
E
4
0.8
E
4
0.9
ESE
6
Wave Graph
Metric surfscale
Energy kJ
5
10
10
14
8
8
3
2
1
1
1
3
3
1
1
1
1
1
2
7
9
9
24
43
Wind (km/h)
5
SE
5
SSW
10
W
10
SW
5
SW
5
ESE
10
E
5
E
5
ESE
5
SSW
5
S
5
WNW
5
WNW
5
NNE
10
NE
5
E
5
ENE
0
ESE
10
ESE
10
ESE
5
ENE
20
ENE
25
NNE
30
N
Wind State
glassy
cross-off
cross-off
off
off
glassy
cross-on
cross-on
cross
cross-off
cross-off
glassy
cross-off
on
on
cross-on
glassy
glassy
cross
cross
on
cross-on
on
cross-on
High Tide
3:41PM0.37m
7:06AM0.23m
4:34PM0.35m
7:51AM0.23m
5:28PM0.32m
8:33AM0.23m
Low Tide
11:39PM-0.01m
10:21AM0.21m
00:30AM0.01m
11:21AM0.20m
1:19AM0.04m
12:37PM0.19m
part cloud
part cloud
rain showers
rain showers
rain showers
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
light rain
mod rain
heavy rain
heavy rain
heavy rain
<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>
7:47
7:49
7:49
7:49
 mm
1
2
1
2
9
18
27
14
Temp °C
22
22
21
20
21
22
24
23
23
22
23
22
21
23
23
23
22
22
22
21
20
21
20
20
Feels °C
24
24
22
21
23
24
25
25
25
24
25
24
23
25
25
26
26
26
25
23
22
22
19
18
Swell 1
Height (m)
Direction
Period (s)
0.4
SE
4
0.4
SE
4
0.5
SE
4
0.6
SE
5
0.4
SE
5
0.4
SE
5
0.3
SE
4
0.2
E
4
0.2
E
4
0.2
E
4
0.2
E
4
0.3
ESE
4
0.3
ESE
4
0.2
E
4
0.2
E
4
0.2
E
4
0.2
E
4
0.3
E
4
0.4
E
4
0.5
E
4
0.9
ESE
6
Energy kJ
4
4
10
14
8
8
3
1
1
1
1
3
3
1
1
1
1
2
5
9
43
Swell 2
Height (m)
Direction
Period (s)
0.2
E
4
0.2
SSE
4
0.1
SE
4
Energy kJ
1
2
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
SE
4
0.6
SE
4
0.2
NNW
2
0.2
NNE
2
0.2
SSE
4
0.2
ESE
2
0.3
ESE
3
0.5
E
4
0.5
ESE
4
0.4
ENE
4
0.8
E
4
0.7
NE
5
Energy kJ
5
10
1
1
1
1
2
7
9
6
24
27
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
653
568
653
560
560
560
690
697
655
633
560
560
560
653
560
653
560
688
653
688
690
690
1130
1014
Best forecast wave conditions in South Korea
Rating
(10 max)
1
1
1
1
1
1
1
1
Best forecast wave conditions in South Korea
Rating
(10 max)
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
4
4
4
5
5
9
9
9
6
5
5
6
5
6
6
6
7
4
4
7
4
4
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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