Surf Forecasts:
How big are the waves at Derrynane today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 0.5ft (0.2m), 17s period with SSW swell.
- 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 10AM is: 0.2m 17s primary swell from a South-southwest direction and 0.1m 11s secondary swell from a South direction (forecast issued at 06:00am August 18). An open ocean swell of 1.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 0.5ft (0.2m) | 17s |
| 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 ForecastModerate rain (total 10mm), heaviest on Tue night. Very mild (max 16°C on Tue morning, min 12°C on Thu night). Winds decreasing (fresh winds from the NW on Wed night, light winds from the NNE by Thu night). | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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 | 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 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 | SW 15 | SSW 15 | SSW 15 | SSW 15 | SW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 26 | 26 | 27 | 28 | 28 | 29 | 58 | 75 | 73 | 68 | 50 | 48 | 64 | 98 | 95 | 60 | 44 | 42 | 42 | 54 | 82 | 81 | 80 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:04AM2.99m | 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 | ||||||||||||||||||
 |  | | | |  |  | | |  |  | | | | |  |  | | | | | | | |
 | 6:28 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:58 | — | — | — | — | — | — | — | 8:55 | — | — | — | — | — | — | — | 8:53 | — |
mm | — | — | — | — | — | 1 | 2 | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 16 | 16 | 15 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 14 |
Feels °C | 13 | 13 | 13 | 12 | 13 | 12 | 13 | 12 | 10 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 11 | 10 | 9 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | 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 | SSW 15 | SW 14 | WSW 9 | WNW 9 | W 9 |
| kJ | 26 | 26 | 27 | 28 | 28 | 589 | 58 | 75 | 73 | 68 | 50 | 48 | 64 | 98 | 95 | 60 | 44 | 42 | 42 | 54 | 50 | 218 | 40 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 10 | S 11 | SSW 17 | S 11 | S 11 | S 11 | S 11 | S 11 | — | — | — | — | — | — | — | — | — | SSW 14 | WSW 8 | SSW 14 |
| kJ | 3 | 2 | 2 | 2 | 2 | 29 | 2 | 2 | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | 82 | 38 | 80 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | S 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 14 | — |
| kJ | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 81 | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | W 8 | W 8 | W 9 | WNW 9 | WNW 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NW 10 | NW 9 | NNW 9 | NW 9 |
| kJ | 217 | 236 | 283 | 310 | 484 | 755 | 754 | 899 | 849 | 843 | 866 | 1041 | 1175 | 1224 | 1219 | 1218 | 1245 | 1263 | 1040 | 863 | 526 | 193 | 297 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 137 | 137 | 403 | 55 | 55 | 55 | 55 | 55 | 384 | 405 | 287 | 444 | 441 | 444 | 325 | 328 | 366 | 200 | 362 | 92 | 204 | 204 | 92 |
Best forecast wave conditions in Kerry | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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