Jumunjin Surf Break

Lat Long: 37.88° N 128.83° E

Jumunjin 48 hour detailed Surf Forecast

Issued: 2 pm 18 Jul 2026 (local time)

Forecast update in  hr  min

Today's Jumunjin sea temperature is
24.9° 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 (18 Jul):

  • Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.7m), 4s period with N swell.
  • Evening surf: Evening surf (18 Jul, local time) - 2.5ft (0.7m), 5s period with NE swell.

The current surf forecast for Jumunjin at 9PM is: 0.7m 5s primary swell from a Northeast direction and 0.5m 4s secondary swell from a North-northeast direction (forecast issued at 02:00pm July 18). The wind direction is predicted to be cross-onshore.

Time (KST) & DateWave HeightWave Period
Morning (18 Jul)--
Afternoon (18 Jul)2.5ft (0.7m)4s
Evening (18 Jul)2.5ft (0.7m)5s

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


Short Range Forecast

Heavy rain (total 53mm), heaviest during Tue morning. Warm (max 25°C on Mon morning, min 21°C on Sat afternoon). Wind will be generally light.

Sat
18
Sunday
19
Monday
20
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
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)
0.5
N
4
0.7
N
4
0.6
N
4
0.7
NE
5
0.9
NE
5
0.8
NE
6
0.7
NE
6
0.7
NE
6
0.7
NE
6
0.7
NE
6
0.6
NE
6
0.6
NE
6
0.4
NE
5
0.4
NE
5
0.4
NE
5
0.4
NE
6
0.4
NE
6
0.4
NE
6
0.4
NE
5
0.4
NE
5
Wave Graph
Metric surfscale
Energy kJ
7
12
10
22
47
43
30
30
32
32
20
19
10
9
9
8
8
11
7
7
Wind (km/h)
10
NW
15
NNW
10
NW
5
N
10
N
10
NNW
5
NNW
5
N
5
N
10
NNW
10
NNW
5
NW
5
NW
5
NNW
5
NNW
0
WSW
10
ENE
0
SSW
5
SE
10
SSE
Wind State
cross-off
cross
cross
cross-on
cross-on
cross-on
glassy
glassy
cross-on
cross
cross
cross-off
glassy
cross
cross-on
glassy
cross-on
glassy
glassy
cross-off
High Tide
5:21PM0.30m
7:14AM0.23m
6:15PM0.26m
7:45AM0.24m
7:19PM0.22m
Low Tide
11:22AM0.17m
00:37AM0.06m
12:29PM0.16m
1:10AM0.09m
1:45PM0.15m
heavy rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
rain showers
part cloud
light rain
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:45
7:44
7:44
 mm
22
4
2
2
1
1
1
3
1
2
1
1
1
1
2
1
Temp °C
21
21
21
22
22
21
21
22
22
22
22
22
22
22
22
23
25
24
24
24
Feels °C
23
22
23
25
25
23
24
26
25
25
25
25
26
25
25
28
28
29
29
28
  • 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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