Jumunjin Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 8 pm 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
24.6° 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 (18 Jul):

  • Morning surf: Morning surf (18 Jul, local time) - 3.5ft (1.1m), 5s period with N swell.
  • Afternoon surf: Afternoon surf (18 Jul, local time) - 5ft (1.5m), 6s period with NNE swell.
  • Evening surf: Evening surf (18 Jul, local time) - 4.5ft (1.4m), 7s period with NE swell.

The current surf forecast for Jumunjin at 2AM is: 0.4m 4s primary swell from a North-northwest direction and 0.3m 4s secondary swell from a North direction (forecast issued at 08:00pm July 17). The wind direction is predicted to be glassy.

Time (KST) & DateWave HeightWave Period
Morning (18 Jul)3.5ft (1.1m)5s
Afternoon (18 Jul)5ft (1.5m)6s
Evening (18 Jul)4.5ft (1.4m)7s

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


Short Range Forecast

Heavy rain (total 101mm), heaviest during Sat morning. Warm (max 25°C on Mon morning, min 21°C on Fri night). Wind will be generally light.

Fri
17
Saturday
18
Sunday
19
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
1
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
NNW
3
0.4
NNW
4
0.3
N
4
0.4
NNW
4
0.7
NNW
4
1.1
N
5
1.4
NNE
6
1.5
NNE
6
1.4
NE
6
1.4
NE
7
1.3
NE
6
1
NE
6
0.9
ENE
6
0.9
ENE
6
0.9
ENE
6
0.8
ENE
6
0.8
ENE
6
0.8
ENE
6
Wave Graph
Metric surfscale
Energy kJ
5
5
2
5
13
50
122
164
157
173
130
78
67
69
69
51
49
52
Wind (km/h)
10
NNW
5
NW
5
N
15
NNW
15
NNW
20
N
10
N
15
N
15
NNW
10
NNW
10
NNW
5
NW
5
NNW
5
N
0
NNE
5
N
5
NNW
0
NW
Wind State
cross-on
glassy
glassy
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
glassy
glassy
glassy
glassy
glassy
High Tide
4:29PM0.33m
6:44AM0.23m
5:21PM0.30m
7:14AM0.23m
6:15PM0.26m
Low Tide
00:00AM0.03m
11:22AM0.17m
00:37AM0.06m
12:29PM0.16m
cloud
cloud
cloud
light rain
heavy rain
heavy rain
heavy rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:15
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:45
7:45
7:44
 mm
2
16
24
24
6
3
3
3
4
5
3
3
2
3
Temp °C
24
24
24
22
21
21
21
22
21
21
21
21
21
22
22
22
22
22
Feels °C
26
27
27
24
22
21
23
23
22
23
23
24
24
26
26
26
26
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 

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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