Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 2 am 25 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
23.5°C
2.4° 

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 (25 Sep):

  • Morning surf: Morning surf (25 Sep, local time) - 4.5ft (1.3m), 7s period with NE swell.
  • Afternoon surf: Afternoon surf (25 Sep, local time) - 3.5ft (1.1m), 7s period with NE swell.
  • Evening surf: Evening surf (25 Sep, local time) - 2.5ft (0.8m), 6s period with NE swell.

The current surf forecast for Jumunjin at 7AM is: 1.4m 6s primary swell from a Northeast direction (forecast issued at 02:00am September 25). The wind direction is predicted to be onshore.

Time (KST) & DateWave HeightWave Period
Morning (25 Sep)4.5ft (1.3m)7s
Afternoon (25 Sep)3.5ft (1.1m)7s
Evening (25 Sep)2.5ft (0.8m)6s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Fri night. Warm (max 23°C on Sun morning, min 18°C on Fri night). Wind will be generally light.

Friday
25
Saturday
26
Sunday
27
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)
0
0
0
0
1
1
1
1
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)
0.8
NE
6
1.5
NE
6
1.4
NE
6
1.3
NE
7
1.3
NE
7
1.1
NE
7
1
NE
7
0.8
NE
6
0.7
NE
6
0.5
NE
6
0.5
NE
6
0.4
NE
7
0.5
NE
6
0.5
ENE
6
0.4
NE
6
0.4
NE
6
0.6
SE
4
0.6
SE
5
0.6
ESE
5
0.4
ESE
5
0.4
ESE
5
0.3
ESE
5
0.3
ESE
4
0.2
N
6
Wave Graph
Metric surfscale
Energy kJ
43
167
161
159
151
105
86
60
36
16
15
11
19
21
12
8
16
21
18
10
9
4
4
3
Wind (km/h)
5
NNW
10
ENE
10
ENE
10
NE
5
NE
0
W
5
NE
5
SSE
10
S
5
SSE
5
SSE
5
SSE
10
ESE
10
ESE
10
SSE
10
S
10
SW
10
WSW
5
W
5
WNW
5
NE
10
NNE
5
NNW
10
NW
Wind State
cross
cross-on
on
on
glassy
glassy
glassy
cross-off
cross-off
cross-off
glassy
glassy
cross-on
cross
cross-off
cross-off
off
off
cross-off
glassy
glassy
on
cross
cross-off
High Tide
2:34AM0.23m
1:40PM0.29m
2:48AM0.24m
2:28PM0.29m
3:05AM0.25m
3:18PM0.28m
Low Tide
7:42AM0.15m
8:35PM0.07m
8:22AM0.12m
9:03PM0.08m
9:04AM0.09m
part cloud
light rain
light rain
light rain
cloud
cloud
light rain
light rain
light rain
part cloud
part cloud
part cloud
clear
clear
clear
clear
cloud
cloud
part cloud
cloud
cloud
cloud
thunderstorm
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
6:13
—
—
—
—
—
—
—
6:13
—
—
—
—
—
—
—
6:15
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
6:17
—
—
—
—
—
—
—
6:15
—
—
—
—
—
—
—
6:15
—
 mm
—
1
2
1
—
—
1
1
2
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
Temp °C
20
20
20
20
20
19
19
19
18
19
18
19
21
22
21
20
20
20
20
22
23
23
21
20
Feels °C
22
20
21
21
22
21
21
20
18
20
19
20
21
22
21
20
20
20
20
23
24
24
22
21
  • 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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