Surf Forecasts:
How big are the waves at Kilcummin Harbour today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 6.5ft (2.0m), 8s period with W swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 8ft (2.4m), 9s period with W swell.
- Evening surf: Evening surf (18 Aug, local time) - 10ft (3.0m), 11s period with WNW swell.
The current surf forecast for Kilcummin Harbour at 8AM is: 2.0m 8s primary swell from a West direction and 0.3m 7s secondary swell from a North direction (forecast issued at 12:00am August 18). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 6.5ft (2.0m) | 8s |
| Afternoon (18 Aug) | 8ft (2.4m) | 9s |
| Evening (18 Aug) | 10ft (3.0m) | 11s |
Table - waves today at Kilcummin Harbour. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Tue night. Very mild (max 16°C on Mon night, min 13°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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 | 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 7 | W 8 | W 8 | W 8 | W 9 | W 10 | WNW 10 | WNW 11 | WNW 11 | W 10 | W 10 | WNW 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | N 8 | N 8 | N 8 | N 8 | N 8 | N 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 267 | 358 | 403 | 501 | 715 | 1199 | 1650 | 1812 | 1685 | 1508 | 1449 | 1470 | 1347 | 1249 | 1065 | 959 | 1004 | 727 | 734 | 970 | 659 | 527 | 454 | 348 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-on | on | on | on | on | on | on | on | on |
High Tide | 10:06AM2.89m | 10:23PM2.94m | 10:47AM2.70m | 11:07PM2.61m | 11:38AM2.50m | |||||||||||||||||||
Low Tide | 3:51AM0.49m | 3:59PM0.66m | 4:28AM0.76m | 4:45PM0.93m | 5:11AM1.02m | 5:44PM1.18m | ||||||||||||||||||
 | |  | | | | |  | | |  |  |  |  | |  | | | | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:01 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 8:57 | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | 1 | — | 1 | 1 | — | — | — | — | — |
Temp °C | 16 | 15 | 15 | 15 | 16 | 16 | 15 | 14 | 13 | 14 | 14 | 15 | 16 | 16 | 16 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Feels °C | 13 | 11 | 11 | 10 | 11 | 11 | 11 | 10 | 9 | 9 | 10 | 11 | 11 | 11 | 12 | 12 | 11 | 8 | 8 | 7 | 8 | 8 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | W 17 | W 17 | N 8 | N 8 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 10 | W 9 | W 9 | WNW 9 | WNW 9 |
| kJ | 9 | 9 | 9 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 6 | 6 | 1 | 1 | 1065 | 959 | 1004 | 727 | 378 | 226 | 176 | 169 | 132 | 126 |
Swell 2 Height (m) Direction Period (s) | W 19 | W 19 | — | W 16 | W 17 | W 18 | W 17 | — | — | W 18 | W 17 | — | W 17 | — | N 8 | N 7 | — | W 16 | — | W 16 | W 15 | W 15 | W 15 | W 15 |
| kJ | 7 | 7 | — | 5 | 6 | 6 | 6 | — | — | 6 | 6 | — | 6 | — | 1 | 1 | — | 5 | — | 5 | 4 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 8 | W 8 | W 8 | W 9 | W 10 | WNW 10 | WNW 11 | WNW 11 | W 10 | W 10 | WNW 10 | W 10 | W 10 | — | — | N 7 | N 5 | N 8 | N 8 | N 8 | N 8 | N 8 | N 7 |
| kJ | 267 | 358 | 403 | 501 | 715 | 1199 | 1650 | 1812 | 1685 | 1508 | 1449 | 1470 | 1347 | 1249 | — | — | 1 | 109 | 734 | 970 | 659 | 527 | 454 | 348 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 453 | 235 | 414 | 351 | 233 | 550 | 550 | 2 | 2 | 171 | 185 | 185 | 138 | 171 | 87 | 55 | 55 | 85 | 163 | 235 | 272 | 276 | 272 | 276 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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