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Surf Forecasts:
Jumunjin surfForecast / South Korea / South Korea
48hr Weather and Surf, issued 8 pm Wednesday 27 May 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
16.9° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Jumunjin today (28 May):
- Morning surf: Morning surf (28 May, local time) - 1.5ft (0.5m), 5s period with N swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 1ft (0.3m), 4s period with NNE swell.
- Evening surf: Evening surf (28 May, local time) - 1ft (0.3m), 5s period with E swell.
The current surf forecast for Jumunjin at 1AM is: 0.3m 4s primary swell from a North-northeast direction and 0.3m 3s secondary swell from a North direction (forecast issued at 08:00pm May 27). 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) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 1.5ft (0.5m) | 5s |
| Afternoon (28 May) | 1ft (0.3m) | 4s |
| Evening (28 May) | 1ft (0.3m) | 5s |
Table - waves today at Jumunjin. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Warm (max 29°C on Sat afternoon, min 16°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
N 3 | N 3 | NNE 4 | N 4 | N 5 | N 5 | NNE 5 | NNE 4 | E 5 | E 5 | E 5 | NNW 5 | NNW 4 | NE 4 | NE 5 | NE 5 | NE 6 | NE 5 | NE 5 | NNE 5 | NE 5 | NNE 4 | NNE 4 | N 4 | |
1 | 2 | 3 | 10 | 11 | 11 | 7 | 4 | 4 | 4 | 2 | 25 | 11 | 16 | 24 | 29 | 19 | 10 | 4 | 2 | 1 | 2 | 4 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross | off | cross-off | cross | glassy | cross-off | off | cross-off | off | off | off | glassy | off | |
High Tide | 1:40AM0.21m | 12:44PM0.28m | 2:42AM0.22m | 1:07PM0.29m | 3:34AM0.23m | 1:34PM0.30m | ||||||||||||||||||
Low Tide | 7:19PM0.10m | 6:37AM0.16m | 7:58PM0.08m | 7:11AM0.18m | 8:34PM0.06m | 7:42AM0.19m | ||||||||||||||||||
 |  | |  |  |  |  | | |  | | | | | | | | | | | | | | | |
 | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — |
 | 7:36 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | 7:38 |
3 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 16 | 17 | 17 | 21 | 23 | 23 | 23 | 19 | 17 | 17 | 21 | 23 | 24 | 23 | 22 | 21 | 20 | 19 | 25 | 28 | 29 |
15 | 16 | 16 | 16 | 17 | 19 | 23 | 24 | 24 | 20 | 17 | 17 | 16 | 19 | 20 | 23 | 22 | 18 | 18 | 17 | 16 | 23 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | S 5 | S 5 | NNE 4 | — | E 4 | N 5 | NNE 5 | NNE 4 | E 5 | E 5 | E 5 | E 5 | NNW 4 | NE 4 | NE 5 | NE 5 | NE 6 | NE 5 | NE 5 | NW 5 | NW 5 | NNW 4 | NNE 4 | N 4 |
 kJ | 1 | 1 | 3 | — | 1 | 11 | 7 | 4 | 4 | 4 | 2 | 2 | 11 | 16 | 24 | 29 | 19 | 10 | 4 | 6 | 6 | 2 | 4 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | S 5 | S 5 | S 5 | E 4 | E 4 | E 5 | NNE 4 | NNE 4 | NE 4 | E 5 | NE 4 | E 5 | NNW 4 | — | SE 4 | SE 4 | SE 4 | SSE 4 | SE 4 | NNE 4 | NW 4 | NE 8 |
| kJ | — | — | 1 | 1 | 1 | 1 | 3 | 2 | 2 | 1 | 1 | 2 | 5 | 2 | 2 | — | 3 | 2 | 2 | 1 | 1 | 2 | 1 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | S 5 | E 6 | E 4 | — | — | — | — | E 5 | — | — | — | — | — | — | NNE 5 | NE 5 | — | NE 8 | SE 4 |
| kJ | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | 2 | — | — | — | — | — | — | 2 | 1 | — | 2 | 1 |
Wind waves Height (m) Direction Period (s) | N 3 | N 3 | N 3 | N 4 | N 5 | N 5 | — | — | — | — | W 3 | NNW 5 | — | — | — | SSE 3 | SSE 4 | W 2 | W 3 | WSW 3 | WSW 3 | — | — | S 2 |
| kJ | 1 | 2 | 2 | 10 | 11 | 11 | — | — | — | — | 5 | 25 | — | — | — | 3 | 13 | 1 | 5 | 2 | 1 | — | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 560 | 560 | 560 | 560 | 560 | 560 | 653 | 633 | 653 | 633 | 633 | 653 | 568 | 633 | 653 | 653 | 633 | 633 | 633 | 653 | 653 | 653 | 753 | 691 |
Best forecast wave conditions in South Korea | ||||||||||||||||||||||||
Best forecast wave conditions in South Korea | ||||||||||||||||||||||||
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