Surf Forecasts:
How big are the waves at Derrynane today (17 Aug):
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2.5ft (0.8m), 8s period with W swell.
- Evening surf: Evening surf (17 Aug, local time) - 4ft (1.2m), 6s period with W swell.
The current surf forecast for Derrynane at 11PM is: 1.3m 6s primary swell from a West direction and 0.2m 16s secondary swell from a South-southwest direction, 0.1m 12s secondary swell from a South direction (forecast issued at 06:00pm August 17). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | - | - |
| Afternoon (17 Aug) | 2.5ft (0.8m) | 8s |
| Evening (17 Aug) | 4ft (1.2m) | 6s |
Table - waves today at Derrynane. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Tue afternoon. Very mild (max 18°C on Mon afternoon, min 14°C on Thu morning). Winds increasing (light winds from the SW on Mon afternoon, fresh winds from the W by Tue night). | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||
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) | W 8 | WSW 5 | W 6 | W 7 | W 7 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SW 17 | SW 17 | SW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 72 | 59 | 114 | 168 | 188 | 26 | 27 | 27 | 28 | 29 | 58 | 75 | 73 | 69 | 50 | 48 | 64 | 98 | 95 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 8:38PM3.18m | 9:04AM2.99m | 9:20PM2.90m | 9:45AM2.77m | |||||||||||||||
Low Tide | 2:17PM0.47m | 2:40AM0.46m | 2:58PM0.70m | 3:20AM0.76m | 3:43PM0.94m | ||||||||||||||
 | |  |  | | | | | |  |  | | | | |  | | |  | |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — |
 | — | 9:00 | — | — | — | — | — | — | — | 8:58 | — | — | — | — | — | — | — | 8:55 | — |
mm | — | — | 1 | — | — | — | — | — | — | 2 | 2 | 1 | — | — | 1 | 1 | 1 | 1 | — |
Temp °C | 17 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 17 | 15 | 16 | 16 | 16 | 15 | 16 | 16 | 16 | 16 | 15 |
Feels °C | 16 | 17 | 17 | 15 | 14 | 13 | 13 | 13 | 13 | 11 | 12 | 12 | 9 | 8 | 10 | 10 | 10 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | W 8 | SSW 18 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SW 17 | SW 17 | SW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 |
| kJ | 72 | 31 | 27 | 26 | 26 | 26 | 27 | 27 | 28 | 29 | 58 | 75 | 73 | 69 | 50 | 48 | 64 | 98 | 95 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | S 11 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | — | — | — |
| kJ | 30 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | — | — | — |
Swell 3 Height (m) Direction Period (s) | S 11 | N 7 | — | S 20 | S 20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 1 | — | 7 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | WSW 5 | W 6 | W 7 | W 7 | W 7 | W 8 | W 8 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 10 | WNW 10 |
| kJ | — | 59 | 114 | 168 | 188 | 236 | 249 | 310 | 465 | 694 | 878 | 1060 | 1090 | 1183 | 1363 | 1449 | 1375 | 1155 | 1042 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 288 | 444 | 54 | 544 | 195 | 137 | 403 | 852 | 832 | 802 | 287 | 377 | 448 | 441 | 452 | 441 | 444 | 446 | 403 |
Best forecast wave conditions in Kerry | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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