Surf Forecasts:
How big are the waves at Jumunjin today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 3.5ft (1.1m), 5s period with N swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 5ft (1.5m), 6s period with NNE swell.
- Evening surf: Evening surf (18 Jul, local time) - 4.5ft (1.4m), 7s period with NE swell.
The current surf forecast for Jumunjin at 2AM is: 0.4m 4s primary swell from a North-northwest direction and 0.3m 4s secondary swell from a North direction (forecast issued at 08:00pm July 17). The wind direction is predicted to be glassy.
| Time (KST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 3.5ft (1.1m) | 5s |
| Afternoon (18 Jul) | 5ft (1.5m) | 6s |
| Evening (18 Jul) | 4.5ft (1.4m) | 7s |
Table - waves today at Jumunjin. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 101mm), heaviest during Sat morning. Warm (max 25°C on Mon morning, min 21°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | ||||||||||||||||
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) | NNW 3 | NNW 4 | N 4 | NNW 4 | NNW 4 | N 5 | NNE 6 | NNE 6 | NE 6 | NE 7 | NE 6 | NE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
Wave Graph  | ||||||||||||||||||
 kJ | 5 | 5 | 2 | 5 | 13 | 50 | 122 | 164 | 157 | 173 | 130 | 78 | 67 | 69 | 69 | 51 | 49 | 52 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | glassy | glassy | glassy | glassy | glassy |
High Tide | 4:29PM0.33m | 6:44AM0.23m | 5:21PM0.30m | 7:14AM0.23m | 6:15PM0.26m | |||||||||||||
Low Tide | 00:00AM0.03m | 11:22AM0.17m | 00:37AM0.06m | 12:29PM0.16m | ||||||||||||||
 |  | |  |  | | |  |  | | | | | | | | | | |
 | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — |
 | 7:45 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:44 | — |
mm | — | — | — | 2 | 16 | 24 | 24 | 6 | 3 | 3 | 3 | 4 | 5 | 3 | 3 | 2 | 3 | — |
Temp °C | 24 | 24 | 24 | 22 | 21 | 21 | 21 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 |
Feels °C | 26 | 27 | 27 | 24 | 22 | 21 | 23 | 23 | 22 | 23 | 23 | 24 | 24 | 26 | 26 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | — | NNW 4 | N 4 | — | — | — | — | — | — | NE 7 | NE 6 | NE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | — | 4 | 2 | — | — | — | — | — | — | 173 | 130 | 78 | 67 | 69 | 69 | 51 | 49 | 52 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | N 5 | N 5 | S 5 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 7 | 4 | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | S 5 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 3 | NNW 4 | — | NNW 4 | NNW 4 | N 5 | NNE 6 | NNE 6 | NE 6 | — | N 5 | NNW 5 | — | — | — | — | — | — |
| kJ | 5 | 5 | — | 5 | 13 | 50 | 122 | 164 | 157 | — | 11 | 8 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 653 | 653 | 653 | 653 | 653 | 653 | 10 | 1005 | 16 | 16 | 16 | 16 | 10 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in South Korea | ||||||||||||||||||
Best forecast wave conditions in South Korea | ||||||||||||||||||
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