Surf Forecasts:
How big are the waves at Kilcummin Harbour today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 5ft (1.6m), 7s period with N swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 5ft (1.5m), 6s period with N swell.
- Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.1m), 6s period with N swell.
The current surf forecast for Kilcummin Harbour at 11AM is: 1.6m 6s primary swell from a North direction and 0.6m 8s secondary swell from a West direction, 0.1m 17s secondary swell from a West direction (forecast issued at 06:00am August 21). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 5ft (1.6m) | 7s |
| Afternoon (21 Aug) | 5ft (1.5m) | 6s |
| Evening (21 Aug) | 3.5ft (1.1m) | 6s |
Table - waves today at Kilcummin Harbour. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri morning. Very mild (max 17°C on Sun afternoon, min 12°C on Sun night). Wind will be generally light. | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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) | NNW 7 | N 7 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | NNW 6 | NNW 6 | N 5 | WSW 9 | WSW 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | WNW 9 | NW 7 | NW 7 | NW 7 | NW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 310 | 226 | 243 | 209 | 156 | 116 | 92 | 66 | 55 | 50 | 20 | 16 | 15 | 26 | 26 | 16 | 16 | 16 | 15 | 28 | 36 | 44 | 68 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | off | glassy | on | on | glassy |
High Tide | 12:49PM2.36m | 1:31AM2.17m | 2:25PM2.35m | 3:09AM2.20m | 3:46PM2.51m | ||||||||||||||||||
Low Tide | 7:15PM1.34m | 7:46AM1.33m | 9:03PM1.31m | 9:17AM1.23m | |||||||||||||||||||
 |  | |  | |  |  | |  | |  | | |  |  | | | | | | | | | |
 | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:54 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:50 | — |
mm | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 16 | 17 | 15 | 14 |
Feels °C | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 11 | 10 | 11 | 11 | 14 | 13 | 12 | 13 | 14 | 12 | 12 | 11 | 15 | 15 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | W 14 | WNW 8 | W 8 | W 8 | WSW 8 | WNW 6 | WNW 5 | WSW 8 | WSW 8 | WSW 9 | N 5 | N 5 | N 5 | NNE 9 | NNE 9 | WNW 6 | WNW 6 | NW 5 | NW 5 | NW 7 | NW 7 | NW 7 | NW 7 |
| kJ | 4 | 87 | 45 | 30 | 14 | 29 | 19 | 14 | 24 | 25 | 20 | 13 | 13 | 26 | 26 | 13 | 6 | 7 | 14 | 28 | 36 | 44 | 55 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | W 17 | W 17 | WNW 8 | WSW 8 | WSW 8 | NNE 9 | NNE 9 | NNE 9 | WNW 6 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | NNE 9 | NNE 9 | NNE 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | NW 10 |
| kJ | 4 | 4 | 6 | 6 | 11 | 14 | 14 | 15 | 15 | 15 | 13 | 16 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 68 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 16 | W 10 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WSW 9 | NNE 9 | NW 10 | WNW 6 | WNW 6 | WSW 9 | WSW 9 | WNW 9 | WSW 9 | WSW 8 | WSW 8 | NW 11 | WSW 10 |
| kJ | — | — | — | — | 5 | 8 | 10 | 9 | 5 | 4 | 16 | 15 | 4 | 7 | 7 | 15 | 15 | 16 | 7 | 7 | 7 | 18 | 9 |
Wind waves Height (m) Direction Period (s) | NNW 7 | N 7 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | NNW 6 | NNW 6 | — | WNW 6 | WNW 6 | WNW 3 | WNW 4 | — | — | — | — | — | — | — | — |
| kJ | 310 | 226 | 243 | 209 | 156 | 116 | 92 | 66 | 55 | 50 | — | 15 | 15 | 4 | 2 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 297 | 447 | 297 | 297 | 297 | 276 | 297 | 139 | 130 | 151 | 69 | 256 | 246 | 244 | 69 | 244 | 66 | 66 | 171 | 171 | 11 | 83 | 0 |
Best forecast wave conditions in Mayo and Achill Island | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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