Surf Forecasts:
How big are the waves at Jumunjin today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 3ft (0.9m), 6s period with NE swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 2ft (0.6m), 6s period with NE swell.
- Evening surf: Evening surf (20 Oct, local time) - 1.5ft (0.4m), 5s period with NE swell.
The current surf forecast for Jumunjin at 3AM is: 1.1m 7s primary swell from a Northeast direction and 0.3m 7s secondary swell from a East-southeast direction (forecast issued at 08:00pm October 19). The wind direction is predicted to be glassy.
| Time (KST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 3ft (0.9m) | 6s |
| Afternoon (20 Oct) | 2ft (0.6m) | 6s |
| Evening (20 Oct) | 1.5ft (0.4m) | 5s |
Table - waves today at Jumunjin. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Tue morning, min 6°C on Wed night). Winds increasing (calm on Mon night, strong winds from the W by Wed morning). | ||||||||||||||||||
Mon 19 | Tuesday 20 | Wednesday 21 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | NE 8 | NNE 8 | NNE 8 | NE 7 | NNE 7 | NE 6 | NE 6 | NE 6 | NE 6 | NE 5 | SE 4 | SE 4 | SE 4 | SE 5 | SE 5 | SE 5 | SE 5 | NE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 122 | 315 | 213 | 122 | 81 | 59 | 39 | 28 | 15 | 8 | 6 | 4 | 5 | 5 | 3 | 1 | 1 | 4 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:01AM0.23m | 8:41AM0.26m | 1:10AM0.23m | 10:13AM0.25m | ||||||||||||||
Low Tide | 4:18PM0.10m | 3:12AM0.23m | 5:15PM0.09m | 5:11AM0.21m | 6:00PM0.09m | |||||||||||||
 |  | | | |  | |  | | | |  | | | | | | | |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 16 | 16 | 16 | 17 | 18 | 18 | 18 | 18 | 18 | 17 | 16 | 17 | 14 | 14 | 11 | 9 |
Feels °C | 15 | 14 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 18 | 16 | 15 | 11 | 11 | 5 | 5 | 4 | 3 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NNE 8 | NNE 8 | NE 7 | NNE 7 | NE 6 | NE 6 | NE 6 | NE 6 | SE 4 | SE 4 | SE 4 | SE 4 | SE 5 | SE 5 | SE 5 | NNW 8 | NNW 8 |
| kJ | 122 | 315 | 213 | 122 | 81 | 59 | 39 | 28 | 15 | 8 | 6 | 4 | 5 | 5 | 3 | 1 | 253 | 220 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 6 | ESE 8 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | ESE 6 | E 5 | NE 5 | NE 5 | NE 5 | NE 5 | NE 4 | — | — | SE 5 | NE 10 |
| kJ | 6 | 6 | 6 | 10 | 9 | 4 | 4 | 3 | 2 | 7 | 4 | 4 | 1 | 1 | — | — | 1 | 4 |
Swell 3 Height (m) Direction Period (s) | E 6 | ESE 8 | SSE 6 | SSE 6 | SE 5 | SE 5 | SE 5 | SE 4 | — | — | ESE 4 | — | — | — | — | — | — | E 5 |
| kJ | 1 | 7 | 3 | 3 | 1 | 1 | 1 | 1 | — | — | 4 | — | — | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | N 4 | — | — | — | — | — | — | — | SE 5 | S 4 | — | — | W 2 | W 3 | WNW 4 | NW 6 | NW 8 | NNW 8 |
| kJ | 8 | — | — | — | — | — | — | — | 7 | 5 | — | — | 1 | 4 | 45 | 111 | 588 | 436 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 16 | 0 | 0 | 0 | 0 | 0 | 653 | 660 | 653 | 498 | 498 | 653 | 641 | 633 | 691 | 655 | 655 | 560 |
Best forecast wave conditions in South Korea | ||||||||||||||||||
Best forecast wave conditions in South Korea | ||||||||||||||||||
Header Global | ||||||||||||||||||
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