Jumunjin Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 8 am 26 Aug 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
26.5°C
2.7° 

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 (26 Aug):

  • Morning surf: Morning surf (26 Aug, local time) - 0.5ft (0.1m), 4s period with NE swell.
  • Afternoon surf: Afternoon surf (26 Aug, local time) - 3.5ft (1.0m), 5s period with N swell.
  • Evening surf: Evening surf (26 Aug, local time) - 2.5ft (0.8m), 7s period with NE swell.

The current surf forecast for Jumunjin at 2PM is: 1.0m 4s primary swell from a North direction and 0.3m 8s secondary swell from a Northeast direction (forecast issued at 08:00am August 26). The wind direction is predicted to be cross-onshore.

Time (KST) & DateWave HeightWave Period
Morning (26 Aug)0.5ft (0.1m)4s
Afternoon (26 Aug)3.5ft (1.0m)5s
Evening (26 Aug)2.5ft (0.8m)7s

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


Short Range Forecast

Heavy rain (total 27mm), heaviest during Fri morning. Warm (max 27°C on Wed morning, min 21°C on Fri night). Wind will be generally light.

Wednesday
26
Thursday
27
Friday
28
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)
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.1
NE
4
0.9
N
4
1
N
5
0.6
NE
7
0.8
NE
7
0.8
NE
7
0.6
NE
7
0.6
NE
7
0.5
NE
7
0.5
NE
7
0.4
NE
6
0.4
NE
6
0.4
NE
6
0.3
NE
6
0.3
NE
6
0.3
NE
6
0.4
NE
4
0.4
ENE
4
0.7
E
4
0.7
ESE
5
0.8
E
5
Wave Graph
Metric surfscale
Energy kJ
0
1
23
45
34
62
60
39
30
23
22
15
10
10
6
6
6
4
6
17
22
34
Wind (km/h)
10
WSW
10
NNW
30
N
10
NNW
5
NNW
5
SE
5
S
10
S
5
SSE
5
SSE
5
ENE
5
NNE
5
N
5
WNW
5
WNW
5
NW
10
NNW
10
N
10
ENE
10
E
5
SE
0
E
Wind State
cross-off
cross
cross-on
cross
glassy
glassy
glassy
cross-off
glassy
glassy
glassy
on
cross-on
glassy
glassy
cross
cross
cross-on
cross-on
cross-on
glassy
glassy
High Tide
3:23AM0.23m
1:09PM0.31m
3:36AM0.23m
1:53PM0.31m
3:51AM0.23m
2:35PM0.31m
Low Tide
7:12AM0.20m
8:47PM0.05m
7:52AM0.18m
9:17PM0.05m
8:31AM0.16m
part cloud
cloud
part cloud
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
thunderstorm
cloud
cloud
light rain
cloud
light rain
mod rain
mod rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:04
7:01
7:00
 mm
1
1
1
1
8
6
4
1
1
Temp °C
26
27
25
23
23
23
23
25
24
25
26
26
25
24
24
24
24
23
23
22
22
22
Feels °C
29
30
25
25
26
26
27
28
28
29
30
30
29
28
28
28
27
26
26
25
25
26
  • 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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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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