Surf Forecasts:
Jungmun Beach (Jeju Island) surf forecast from 18 Aug 2026:
- Best quality surf: Sunday 23 Aug, 6AM (local time) - 10ft (3.0m), 10s period, SSE swell with cross-offshore winds.
- Most powerful swell: Saturday 22 Aug, 6PM (local time) - 10ft (3.0m), 10s period, SSE swell with 1,514 kJ wave energy.
- Next surfable swell (1★+): Friday 21 Aug, 6AM (local time) - 5ft (1.5m), 8s period with SE swell.
Best Forecast Surf Conditions for Jungmun Beach (Jeju Island) this week:
The surf forecast for Jungmun Beach (Jeju Island) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 21) at 6AM. The primary swell is predicted to be 1.5m and 8s period with a secondary swell of 0.9m and 8s. Another secondary swell of 0.1m and 9s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Jungmun Beach (Jeju Island) in the next 16 days are 3.0m 10s and forecast to arrive on Saturday (Aug 22) at 6PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 5s period and expected on Saturday (Aug 22) at 3AM.
| Wave Type | Time (KST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Fri 21st Aug) | 5ft (1.5m) 8s |
| Best Surf | 6AM (Sun 23rd Aug) | 10ft (3.0m) 10s |
| Most Powerful | 6PM (Sat 22nd Aug) | 10ft (3.0m) 10s |
Table - best surf conditions forecast for Jungmun Beach (Jeju Island) over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Warm (max 30°C on Fri morning, min 26°C on Tue night). Wind will be generally light. | Days 5-7 Weather SummarySome drizzle, heaviest during Sun afternoon. Warm (max 30°C on Sat morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 8 | SSE 6 | S 7 | SE 6 | SSE 6 | SSE 7 | SSE 7 | SE 8 | SSE 8 | SSE 9 | S 9 | SSE 10 | S 10 | SSE 9 | SSE 10 | SSE 9 | S 9 | S 9 | S 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 33 | 26 | 22 | 40 | 14 | 38 | 34 | 330 | 171 | 575 | 276 | 492 | 774 | 1332 | 1402 | 1062 | 563 | 471 | 843 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross-on | glassy |
High Tide | 2:26AM1.90m | 3:40PM1.91m | 2:53AM1.73m | 5:00PM1.81m | 3:28AM1.58m | 7:05PM1.81m | 4:39AM1.46m | 8:32PM1.91m | 7:03AM1.44m | 9:20PM2.05m | 8:26AM1.55m | 9:53PM2.17m | |||||||
Low Tide | 9:02PM0.92m | 9:16AM0.62m | 9:55PM1.15m | 10:03AM0.73m | 11:13PM1.32m | 11:08AM0.82m | 1:11AM1.36m | 12:33PM0.83m | 2:42AM1.27m | 1:50PM0.75m | 3:26AM1.14m | 2:46PM0.61m | |||||||
 |  |  |  |  | | | | | | | | | | | | | | | |
 | — | 5:58 | — | — | 5:58 | — | — | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — |
 | 7:16 | — | 7:15 | — | — | 7:15 | — | — | 7:14 | — | — | 7:13 | — | — | 7:12 | — | — | 7:09 | — |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — |
Temp °C | 27 | 28 | 28 | 27 | 29 | 29 | 27 | 30 | 30 | 27 | 30 | 30 | 27 | 29 | 29 | 27 | 29 | 28 | 27 |
Feels °C | 31 | 31 | 31 | 31 | 30 | 31 | 30 | 32 | 32 | 30 | 32 | 32 | 30 | 32 | 32 | 31 | 32 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | S 8 | SSE 6 | S 7 | S 7 | SSE 6 | SE 10 | SSE 7 | SSE 8 | — | SSE 9 | S 9 | SSE 10 | S 10 | S 9 | S 10 | S 9 | S 9 | S 9 | S 10 |
| kJ | 33 | 13 | 22 | 23 | 14 | 4 | 34 | 119 | — | 238 | 276 | 492 | 774 | 577 | 745 | 539 | 563 | 471 | 464 |
Swell 2 Height (m) Direction Period (s) | S 7 | SSW 8 | — | SSW 8 | S 8 | SW 8 | S 11 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 12 | — | 7 | 10 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | SW 9 | SE 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 3 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 5 | SSE 6 | — | SE 6 | ESE 2 | SSE 7 | ESE 3 | SE 8 | SSE 8 | SSE 9 | ESE 3 | ESE 5 | — | SSE 9 | SSE 10 | SSE 9 | — | — | S 10 |
| kJ | 16 | 26 | — | 40 | 1 | 38 | 1 | 330 | 171 | 575 | 5 | 109 | — | 1332 | 1402 | 1062 | — | — | 843 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 496 | 497 | 735 | 496 | 497 | 725 | 496 | 496 | 497 | 310 | 497 | 497 | 0 | 5 | 725 | 5 | 5 | 735 | 0 |
Best forecast wave conditions in South Korea | |||||||||||||||||||
Best forecast wave conditions in South Korea | |||||||||||||||||||
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Information about the Jungmun Beach (Jeju Island) Surf forecast
The above surf forecast table for Jungmun Beach (Jeju Island) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Jungmun Beach (Jeju Island) can be found by selecting the local surf guide option on the grey menu. Our Jungmun Beach (Jeju Island) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Jungmun Beach (Jeju Island)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Jungmun Beach (Jeju Island) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Jungmun Beach (Jeju Island) is 15 km (9 miles) from the city of Sogwipo. If you plan a holiday in South Korea, look for hotels and other accommodation in Sogwipo. Sogwipo has rooms for a wide range of budgets as well as car hire and transport links.
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