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Surf Forecasts:
Jumunjin surfForecast / South Korea / South Korea
48hr Weather and Surf, issued 8 pm Monday 20 Apr 2026 KSTForecast update in hr min s Forecast update imminent
Jumunjin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jumunjin sea temperature is
13.2° C
(Which is 2.2°C warmer than normal for this time of year)How big are the waves at Jumunjin today?
The current surf forecast for Jumunjin at 3AM is: 0.3m 5s primary swell from a Southeast direction (forecast issued at 08:00pm April 20). An open ocean swell of 0.6m 6s is not directed at the surf break, a second open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (KST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 0.5ft (0.1m) | 5s |
| Afternoon (21 Apr) | - | - |
| Evening (21 Apr) | 0.5ft (0.1m) | 6s |
Table - waves today at Jumunjin. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | ||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 5 | 8 | 7 | 5 | 5 | 5 | 5 | 6 | 4 | 2 | 3 | 3 | - | 6 | 5 | - |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 13 | 13 | 7 | 4 | 4 | 1 | 1 | 0 | 1 | 1 | 1 | 3 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | off | off | off | cross- off | glass | off | off | cross- off | off | cross- on | cross- on | cross |
High Tide / height (m) | 4:10PM 0.33 | 7:16AM 0.24 | 4:51PM 0.34 | 8:59AM 0.23 | 5:39PM 0.33 | |||||||||||||||||||
Low Tide / height (m) | 11:52PM 0.01 | 10:41AM 0.21 | 12:54AM 0.02 | 11:02AM 0.22 | 2:04AM 0.04 | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:39 | - | - | - |
| Sunset | 7:04 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:06 | - | - | - | - | - | - | - |
 |  | | | | | | |  |  | | |  | | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 12 | 12 | 12 | 11 | 16 | 19 | 20 | 18 | 16 | 15 | 15 | 15 | 16 | 17 | 19 | 19 | 15 | 14 | 14 | 14 | 16 | 17 | 17 |
| Feels °C (?) | 10 | 6 | 6 | 5 | 5 | 10 | 13 | 12 | 11 | 9 | 8 | 8 | 8 | 11 | 12 | 14 | 16 | 11 | 10 | 10 | 10 | 12 | 14 | 13 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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