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Kilcummin Harbour Surf Forecast
/ Mayo and Achill Island (14 surf breaks) /
Surf Forecasts:
Kilcummin Harbour surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 12 am Wednesday 29 Apr 2026 ISTForecast update in hr min s Forecast update imminent
Kilcummin Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kilcummin Harbour sea temperature is
11.4° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Kilcummin Harbour today?
The current surf forecast for Kilcummin Harbour at 7AM is: 1.3m 12s primary swell from a West direction and 0.6m 19s secondary swell from a West-northwest direction (forecast issued at 12:00am April 29). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 3ft (0.9m) | 18s |
| Afternoon (29 Apr) | 6ft (1.9m) | 16s |
| Evening (29 Apr) | 7ft (2.2m) | 16s |
Table - waves today at Kilcummin Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 17°C on Fri afternoon, min 8°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 1 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
W 12 | W 12 | W 12 | NW 18 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | |
584 | 575 | 488 | 711 | 1335 | 1869 | 2262 | 2176 | 2010 | 1956 | 1809 | 1621 | 1531 | 1216 | 1014 | 998 | 822 | 658 | 636 | 518 | 500 | 411 | 396 | 389 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-on | on | |
High Tide | 5:02AM3.26m | 5:32PM3.08m | 5:39AM3.29m | 6:05PM3.21m | 6:14AM3.27m | 6:36PM3.28m | ||||||||||||||||||
Low Tide | 10:48PM0.64m | 11:17AM0.30m | 11:26PM0.50m | 11:48AM0.25m | 00:01AM0.41m | 12:18PM0.24m | ||||||||||||||||||
 | |  | | | | | |  | |  | | |  | |  | |  |  | | | | | | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:04 | — | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 9 | 9 | 13 | 15 | 13 | 12 | 10 | 9 | 8 | 10 | 13 | 14 | 11 | 11 | 10 | 10 | 10 | 12 | 15 | 17 | 13 | 12 |
7 | 7 | 7 | 4 | 8 | 10 | 8 | 8 | 5 | 4 | 3 | 4 | 8 | 10 | 8 | 6 | 6 | 7 | 8 | 9 | 12 | 14 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 12 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 584 | 575 | 488 | 411 | 1335 | 1869 | 2262 | 2176 | 2010 | 1956 | 1809 | 1621 | 1531 | 1216 | 1014 | 998 | 822 | 658 | 636 | 518 | 500 | 411 | 396 | 389 |
Swell 2 Height (m) Direction Period (s) | NNE 10 | NNE 9 | WNW 19 | NW 18 | W 12 | W 11 | W 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | W 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 |
| kJ | 54 | 29 | 241 | 711 | 397 | 319 | 251 | 198 | 198 | 167 | 119 | 117 | 92 | 80 | 78 | 78 | 58 | 64 | 68 | 59 | 38 | 35 | 19 | 19 |
Swell 3 Height (m) Direction Period (s) | — | NW 21 | NNE 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 17 | 33 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NE 9 | NE 9 | NE 9 | ENE 9 | E 3 | — | — | E 4 | E 4 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 29 | 29 | 28 | 30 | 5 | — | — | 12 | 13 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 31 | 39 | 39 | 39 | 11 | 39 | 38 | 39 | 39 | 10 | 10 | 0 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 31 | 31 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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