Jumunjin Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 2 am 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
25.9°C
2.5° 

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 (01 Sep):

  • Morning surf: Morning surf (01 Sep, local time) - 3ft (0.9m), 6s period with ENE swell.
  • Afternoon surf: Afternoon surf (01 Sep, local time) - 2.5ft (0.8m), 6s period with ENE swell.
  • Evening surf: Evening surf (01 Sep, local time) - 2.5ft (0.8m), 7s period with NE swell.

The current surf forecast for Jumunjin at 9AM is: 0.9m 6s primary swell from a East-northeast direction and 0.4m 3s secondary swell from a North-northwest direction (forecast issued at 02:00am September 01). An open ocean swell of 0.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (KST) & DateWave HeightWave Period
Morning (01 Sep)3ft (0.9m)6s
Afternoon (01 Sep)2.5ft (0.8m)6s
Evening (01 Sep)2.5ft (0.8m)7s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Tue morning. Warm (max 23°C on Tue afternoon, min 20°C on Thu night). Wind will be generally light.

Tuesday
1
Wednesday
2
Thursday
3
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)
1
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
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)
1.2
ENE
6
0.9
ENE
6
1
ENE
6
0.9
ENE
6
0.9
ENE
6
0.8
ENE
6
0.6
NE
7
0.8
NE
7
1
NE
8
1
NE
8
1.1
NE
8
1
NE
7
1
NE
7
1
NE
7
0.8
NE
7
0.8
NE
7
0.8
NE
7
0.8
NE
7
0.9
NE
7
0.9
NE
7
0.9
NE
7
1
NE
7
1
NE
6
1
NE
6
Wave Graph
Metric surfscale
Energy kJ
103
66
66
53
59
41
38
65
111
111
125
105
105
105
75
75
75
75
86
82
82
91
81
74
Wind (km/h)
5
SSW
15
NW
20
NNW
10
NNW
5
NW
5
N
0
E
5
S
0
W
5
W
5
WNW
5
NNW
0
NE
0
NE
0
SE
0
W
5
NW
10
NNW
10
N
10
NNW
15
N
15
N
15
NNE
15
NE
Wind State
off
cross
cross
cross
cross
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
High Tide
5:09AM0.26m
5:46PM0.25m
5:36AM0.27m
6:56PM0.22m
6:10AM0.28m
8:37PM0.21m
Low Tide
11:06PM0.11m
11:31AM0.10m
11:30PM0.14m
12:30PM0.09m
11:53PM0.17m
1:41PM0.08m
light rain
mod rain
light rain
light rain
light rain
cloud
part cloud
cloud
cloud
light rain
rain showers
cloud
thunderstorm
thunderstorm
cloud
cloud
part cloud
thunderstorm
thunderstorm
rain showers
rain showers
rain showers
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:54
6:53
6:52
 mm
3
8
2
4
2
1
1
1
1
1
1
1
1
1
1
1
Temp °C
23
23
22
22
22
23
23
23
23
22
22
23
23
23
23
23
23
22
22
22
23
23
23
22
Feels °C
27
25
23
25
25
27
27
27
27
26
25
27
27
27
27
27
27
25
24
24
24
23
24
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 

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