Surf Forecasts:
How big are the waves at Derrynane today (18 Aug):
- Afternoon surf: Afternoon surf (18 Aug, local time) - 0.5ft (0.2m), 17s period with SSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 1ft (0.3m), 17s period with SSW swell.
The current surf forecast for Derrynane at 11PM is: 0.4m 17s primary swell from a Southwest direction and 0.1m 11s secondary swell from a South direction (forecast issued at 06:00pm August 18). An open ocean swell of 1.9m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | - | - |
| Afternoon (18 Aug) | 0.5ft (0.2m) | 17s |
| Evening (18 Aug) | 1ft (0.3m) | 17s |
Table - waves today at Derrynane. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Very mild (max 17°C on Wed afternoon, min 12°C on Thu night). Winds decreasing (strong winds from the NW on Wed night, light winds from the N by Thu night). | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 17 | SW 17 | SW 17 | SW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SW 15 | SSW 15 | SSW 15 | SSW 15 | SW 14 | SSW 14 | SSW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 28 | 29 | 58 | 75 | 73 | 68 | 50 | 48 | 64 | 98 | 95 | 60 | 44 | 42 | 42 | 54 | 82 | 81 | 57 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:20PM2.90m | 9:45AM2.77m | 10:06PM2.63m | 10:35AM2.56m | |||||||||||||||
Low Tide | 2:58PM0.70m | 3:20AM0.76m | 3:43PM0.94m | 4:06AM1.04m | 4:42PM1.17m | ||||||||||||||
 |  |  |  | |  |  | | | |  | |  |  | | | | | | |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | 8:58 | — | — | — | — | — | — | — | 8:55 | — | — | — | — | — | — | — | 8:53 | — |
mm | — | 1 | 2 | 1 | 1 | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 16 | 15 | 15 | 16 | 16 | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 14 |
Feels °C | 13 | 13 | 11 | 12 | 10 | 9 | 10 | 10 | 12 | 10 | 9 | 8 | 8 | 8 | 10 | 10 | 9 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | W 9 | WNW 9 | SSW 17 | SW 17 | SW 17 | SW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SW 15 | SSW 15 | SSW 15 | WNW 10 | WNW 10 | WSW 9 | WSW 9 | W 9 |
| kJ | 484 | 589 | 58 | 75 | 73 | 68 | 50 | 48 | 64 | 98 | 95 | 60 | 44 | 42 | 1061 | 731 | 48 | 42 | 57 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 17 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | — | — | — | — | — | — | SSW 15 | SW 14 | SSW 14 | SSW 14 | SW 14 |
| kJ | 28 | 29 | 2 | 2 | 2 | 2 | 2 | 2 | — | — | — | — | — | — | 42 | 54 | 82 | 81 | 52 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | — | S 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 2 | 2 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | WNW 10 | W 10 | WNW 10 | W 10 | W 9 | W 9 | W 9 | WNW 10 | W 10 | WNW 10 | WNW 10 | WNW 10 | NW 10 | WNW 10 | WNW 9 | NW 9 | NW 9 |
| kJ | — | — | 754 | 899 | 769 | 843 | 836 | 961 | 1026 | 1086 | 1199 | 1365 | 1271 | 1463 | 1631 | 1172 | 480 | 437 | 275 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 55 | 54 | 55 | 55 | 287 | 287 | 409 | 421 | 441 | 434 | 334 | 505 | 403 | 200 | 366 | 92 | 204 | 108 | 370 |
Best forecast wave conditions in Kerry | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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