Jumunjin Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 8 pm 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
26.6° C
2.1° 

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 (12 Aug):

  • Morning surf: Morning surf (12 Aug, local time) - 5ft (1.5m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (12 Aug, local time) - 6ft (1.9m), 8s period with NE swell.
  • Evening surf: Evening surf (12 Aug, local time) - 7ft (2.2m), 8s period with NE swell.

The current surf forecast for Jumunjin at 1AM is: 1.3m 7s primary swell from a East-northeast direction and 1.1m 7s secondary swell from a East-northeast direction (forecast issued at 08:00pm August 11). The wind direction is predicted to be cross-onshore.

Time (KST) & DateWave HeightWave Period
Morning (12 Aug)5ft (1.5m)7s
Afternoon (12 Aug)6ft (1.9m)8s
Evening (12 Aug)7ft (2.2m)8s

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


Short Range Forecast

Heavy rain (total 29mm), heaviest during Wed afternoon. Warm (max 26°C on Fri morning, min 22°C on Tue night). Wind will be generally light.

Tue
11
Wednesday
12
Thursday
13
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
7
0.9
ENE
7
1.1
ENE
7
1.3
ENE
7
1.4
ENE
7
1.5
ENE
7
1.5
ENE
7
1.9
NE
8
2.1
NE
8
2.2
NE
8
1.7
ENE
9
1.6
E
9
1.7
NNE
8
1.8
NE
8
1.7
NNE
8
1.6
NNE
8
1.4
NE
8
1.2
E
8
Wave Graph
Metric surfscale
Energy kJ
70
84
105
162
196
243
249
392
543
663
442
384
331
428
394
310
248
172
Wind (km/h)
10
NNE
15
NNE
15
NNE
20
N
20
N
20
N
20
N
25
N
25
NNE
20
NNE
20
N
20
N
20
NNE
20
N
20
NNW
20
NNW
20
NW
10
N
Wind State
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
High Tide
3:57AM0.24m
1:50PM0.36m
4:22AM0.23m
2:44PM0.35m
Low Tide
8:46PM-0.00m
7:43AM0.20m
9:30PM0.00m
8:36AM0.17m
part cloud
clear
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:22
7:22
7:21
 mm
1
2
3
3
3
2
3
2
1
2
1
1
Temp °C
24
23
23
23
22
22
22
23
24
24
24
24
24
24
24
24
24
24
Feels °C
24
23
22
21
20
21
22
23
25
25
25
25
25
25
25
25
25
27
  • 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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