Jumunjin Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 8 am 12 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
24.2°C
1.7° 

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 (12 Sep):

  • Morning surf: Morning surf (12 Sep, local time) - 1ft (0.3m), 5s period with E swell.
  • Afternoon surf: Afternoon surf (12 Sep, local time) - 0.5ft (0.2m), 5s period with E swell.
  • Evening surf: Evening surf (12 Sep, local time) - 0.5ft (0.2m), 5s period with E swell.

The current surf forecast for Jumunjin at 12PM is: 0.3m 5s primary swell from a East direction and 0.1m 5s secondary swell from a Northeast direction (forecast issued at 08:00am September 12). The wind direction is predicted to be cross-onshore.

Time (KST) & DateWave HeightWave Period
Morning (12 Sep)1ft (0.3m)5s
Afternoon (12 Sep)0.5ft (0.2m)5s
Evening (12 Sep)0.5ft (0.2m)5s

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


Short Range Forecast

Some drizzle, heaviest during Mon afternoon. Warm (max 24°C on Sun afternoon, min 19°C on Mon night). Wind will be generally light.

Saturday
12
Sunday
13
Monday
14
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
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
ESE
5
0.3
E
5
0.3
E
5
0.2
E
5
0.2
E
5
0.2
E
5
0.3
SE
3
0.3
SE
3
0.3
SE
3
0.3
ESE
4
0.2
ESE
4
0.2
ESE
6
0.4
SE
6
0.4
ESE
5
0.4
ESE
5
0.4
ESE
5
0.3
ESE
5
0.3
ESE
5
0.8
NNW
4
0.8
N
5
1.2
NNE
6
1.3
NE
6
Wave Graph
Metric surfscale
Energy kJ
5
4
4
2
2
2
2
2
2
3
1
3
8
11
9
9
5
5
24
28
93
128
Wind (km/h)
10
WSW
0
SSE
5
ESE
10
ESE
10
SSE
10
S
5
SSW
5
SSW
5
WSW
5
W
0
S
0
SE
5
SSW
10
WSW
10
WSW
10
WSW
10
WSW
5
W
20
N
15
N
10
NE
5
NNE
Wind State
cross-off
glassy
cross-on
cross
cross-off
cross-off
cross-off
off
cross-off
glassy
glassy
glassy
cross-off
off
off
off
cross-off
cross-off
cross-on
cross-on
on
glassy
High Tide
3:46AM0.25m
3:34PM0.29m
4:07AM0.26m
4:23PM0.27m
4:28AM0.27m
5:13PM0.25m
Low Tide
9:24AM0.11m
10:04PM0.08m
10:10AM0.09m
10:30PM0.11m
10:56AM0.08m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:37
6:37
6:35
 mm
1
Temp °C
19
21
23
23
22
21
21
21
21
21
22
24
23
22
21
22
22
23
23
23
22
21
Feels °C
17
21
23
23
23
22
22
21
21
21
24
25
23
21
19
21
20
23
22
23
23
23
  • 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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