Jumunjin Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 2 am 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
24.7°C
1.9° 

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 (10 Sep):

  • Morning surf: Morning surf (10 Sep, local time) - 4.5ft (1.3m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (10 Sep, local time) - 3.5ft (1.0m), 7s period with ENE swell.
  • Evening surf: Evening surf (10 Sep, local time) - 3ft (0.9m), 6s period with ENE swell.

The current surf forecast for Jumunjin at 10AM is: 1.2m 7s primary swell from a Northeast direction and 0.2m 8s secondary swell from a East direction (forecast issued at 02:00am September 10). The wind direction is predicted to be cross-onshore.

Time (KST) & DateWave HeightWave Period
Morning (10 Sep)4.5ft (1.3m)7s
Afternoon (10 Sep)3.5ft (1.0m)7s
Evening (10 Sep)3ft (0.9m)6s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Fri afternoon, min 17°C on Thu night). Wind will be generally light.

Thursday
10
Friday
11
Saturday
12
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)
2
2
2
0
0
1
1
1
1
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)
1.6
NE
7
1.4
NE
7
1.4
NE
7
1.3
ENE
7
1.2
ENE
7
1
ENE
7
0.9
ENE
6
0.9
ENE
6
0.6
NE
6
0.6
NE
6
0.5
NE
6
0.4
ESE
6
0.4
ESE
6
0.4
ESE
6
0.3
NE
7
0.3
NE
7
0.4
ESE
5
0.4
ESE
5
0.3
ESE
5
0.3
ESE
5
0.3
ESE
5
0.3
ESE
5
0.3
E
5
0.3
E
5
Wave Graph
Metric surfscale
Energy kJ
285
203
200
178
131
91
60
56
27
24
18
12
10
10
9
9
11
9
5
5
5
5
4
4
Wind (km/h)
5
N
5
N
5
NNE
10
ENE
5
ENE
5
ENE
5
SE
5
SSW
10
WSW
10
WSW
10
WSW
0
SW
10
E
10
ESE
10
SSE
10
SSW
10
SW
10
SW
5
WSW
0
SSW
5
E
10
ESE
10
SE
10
SSW
Wind State
glassy
glassy
glassy
on
cross-on
glassy
glassy
off
off
off
cross-off
glassy
cross-on
cross-on
cross-off
off
off
off
cross-off
glassy
cross-on
cross
cross
off
High Tide
3:08AM0.23m
1:51PM0.32m
3:27AM0.24m
2:44PM0.31m
3:46AM0.25m
3:34PM0.29m
Low Tide
7:49AM0.16m
9:02PM0.04m
8:38AM0.13m
9:35PM0.06m
9:24AM0.11m
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:40
6:39
6:37
 mm
Temp °C
18
17
18
20
21
21
20
19
17
17
17
20
22
23
21
20
19
19
19
21
23
23
22
21
Feels °C
17
16
17
18
20
20
20
19
16
16
16
20
21
22
21
19
17
17
17
21
23
23
23
22
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Jumunjin surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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