Surf Forecasts:
How big are the waves at Jumunjin today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 2.5ft (0.7m), 5s period with SE swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2ft (0.6m), 6s period with SSE swell.
- Evening surf: Evening surf (17 Aug, local time) - 3.5ft (1.0m), 7s period with SE swell.
The current surf forecast for Jumunjin at 12AM is: 0.3m 4s primary swell from a East-northeast direction (forecast issued at 08:00pm August 16). An 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 (17 Aug) | 2.5ft (0.7m) | 5s |
| Afternoon (17 Aug) | 2ft (0.6m) | 6s |
| Evening (17 Aug) | 3.5ft (1.0m) | 7s |
Table - waves today at Jumunjin. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon night. Warm (max 31°C on Wed morning, min 23°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | ||||||||||||||||
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) | SE 3 | ESE 3 | ENE 4 | ESE 4 | ESE 4 | SE 5 | SE 6 | SSE 6 | SE 8 | SE 7 | SE 7 | SE 7 | SE 6 | SE 6 | ESE 5 | SE 5 | ESE 3 | ESE 4 |
Wave Graph  | ||||||||||||||||||
 kJ | 5 | 4 | 3 | 14 | 16 | 30 | 17 | 26 | 64 | 105 | 89 | 44 | 18 | 9 | 9 | 13 | 4 | 7 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | cross-off | glassy | cross | cross | cross-on | cross-on | glassy | cross | cross | glassy | glassy | glassy | cross-on | cross | cross | off |
High Tide | 5:14PM0.27m | 5:59AM0.25m | 6:08PM0.24m | 6:25AM0.26m | 7:11PM0.21m | |||||||||||||
Low Tide | 11:46PM0.10m | 12:09PM0.12m | 00:08AM0.13m | 1:11PM0.12m | ||||||||||||||
 |  | |  |  |  | |  | |  | |  | | | |  | |  | |
 | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — |
mm | — | — | — | 1 | 1 | — | — | 1 | 1 | 5 | 2 | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 24 | 23 | 23 | 25 | 25 | 25 | 25 | 23 | 23 | 23 | 24 | 25 | 27 | 27 | 27 | 26 |
Feels °C | 27 | 27 | 27 | 27 | 26 | 28 | 28 | 29 | 30 | 27 | 27 | 27 | 29 | 30 | 30 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | ENE 5 | NE 5 | ENE 4 | SE 4 | ESE 4 | SE 5 | SE 6 | SSE 6 | SE 8 | SE 7 | SE 7 | SE 7 | SE 6 | SE 6 | N 4 | N 4 | SSE 5 | ESE 4 |
| kJ | 3 | 1 | 3 | 2 | 16 | 30 | 15 | 26 | 64 | 105 | 89 | 44 | 18 | 8 | 3 | 1 | 3 | 7 |
Swell 2 Height (m) Direction Period (s) | — | — | — | ENE 4 | ENE 4 | NE 4 | E 6 | E 6 | E 5 | — | E 5 | E 5 | ESE 5 | ESE 5 | SSE 5 | — | N 4 | SSE 5 |
| kJ | — | — | — | 4 | 3 | 1 | 17 | 15 | 14 | — | 8 | 8 | 9 | 9 | 6 | — | 1 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | E 6 | E 6 | — | ENE 4 | — | — | — | — | NNW 5 | N 4 | NNW 4 | — | E 5 | N 4 |
| kJ | — | — | — | — | 3 | 1 | — | 2 | — | — | — | — | 5 | 4 | 4 | — | 1 | 1 |
Wind waves Height (m) Direction Period (s) | SE 3 | ESE 3 | SE 3 | ESE 4 | SE 5 | — | — | — | — | — | NNW 2 | NNW 3 | NW 5 | — | ESE 5 | SE 5 | ESE 3 | SSE 6 |
| kJ | 5 | 4 | 6 | 14 | 40 | — | — | — | — | — | 1 | 2 | 6 | — | 9 | 13 | 4 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 679 | 674 | 655 | 633 | 16 | 653 | 1005 | 16 | 0 | 16 | 16 | 0 | 653 | 653 | 753 | 635 | 635 | 635 |
Best forecast wave conditions in South Korea | ||||||||||||||||||
Best forecast wave conditions in South Korea | ||||||||||||||||||
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