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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 Monday 27 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
10.0° C
(Which is normal for this time of year)How big are the waves at Kilcummin Harbour today?
The current surf forecast for Kilcummin Harbour at 4AM is: 0.7m 9s primary swell from a North direction and 0.4m 8s secondary swell from a West-southwest direction (forecast issued at 12:00am April 27). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 1.5ft (0.5m) | 11s |
| Afternoon (27 Apr) | 2.5ft (0.7m) | 11s |
| Evening (27 Apr) | 2ft (0.6m) | 11s |
Table - waves today at Kilcummin Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Tue afternoon, min 9°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
N 10 | N 9 | N 9 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | W 15 | W 15 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | NW 18 | NW 17 | NW 16 | NW 16 | WNW 15 | |
92 | 87 | 85 | 66 | 125 | 121 | 86 | 85 | 83 | 80 | 150 | 232 | 342 | 477 | 600 | 584 | 681 | 575 | 488 | 460 | 1024 | 1611 | 1776 | 1809 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-on | cross | cross-on | on | on | on | on | cross-on | cross | cross-off | cross-off | cross | cross-on | cross-on | off | off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross | |
High Tide | 3:28AM3.07m | 4:14PM2.70m | 4:19AM3.19m | 4:56PM2.90m | 5:02AM3.26m | 5:32PM3.08m | ||||||||||||||||||
Low Tide | 10:03AM0.55m | 10:03PM0.80m | 10:44AM0.40m | 10:48PM0.64m | 11:17AM0.30m | |||||||||||||||||||
 |  |  | | | | |  | | |  | | | | | | | | | | |  | | | |
 | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:04 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 11 | 13 | 15 | 14 | 12 | 11 | 10 | 9 | 9 | 12 | 15 | 13 | 12 |
10 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 8 | 8 | 8 | 9 | 10 | 12 | 11 | 9 | 9 | 8 | 6 | 4 | 6 | 9 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | N 10 | N 9 | N 9 | N 9 | N 11 | N 11 | N 11 | N 11 | N 11 | N 10 | W 15 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | NW 17 | NW 16 | NW 16 | WNW 15 |
 kJ | 92 | 87 | 85 | 41 | 125 | 121 | 86 | 85 | 83 | 80 | 150 | 232 | 342 | 477 | 600 | 584 | 681 | 575 | 488 | 411 | 1024 | 1611 | 1776 | 1809 |
Swell 2 Height (m) Direction Period (s) | NW 6 | WSW 8 | WSW 8 | N 11 | W 8 | W 8 | W 8 | W 8 | W 8 | W 15 | N 10 | N 10 | N 10 | N 10 | — | NNE 10 | N 10 | NNE 9 | NW 19 | NW 18 | W 12 | W 11 | W 11 | WSW 11 |
| kJ | 2 | 24 | 22 | 66 | 18 | 18 | 18 | 18 | 18 | 69 | 53 | 51 | 50 | 49 | — | 55 | 48 | 29 | 179 | 460 | 397 | 319 | 251 | 198 |
Swell 3 Height (m) Direction Period (s) | W 13 | W 12 | W 12 | WSW 8 | W 11 | W 11 | W 10 | W 10 | W 10 | WNW 7 | W 7 | WSW 9 | W 9 | — | — | — | — | — | NNE 9 | N 9 | — | — | — | N 9 |
| kJ | 3 | 3 | 3 | 21 | 10 | 9 | 8 | 18 | 17 | 18 | 9 | 16 | 15 | — | — | — | — | — | 28 | 15 | — | — | — | 6 |
Wind waves Height (m) Direction Period (s) | WSW 9 | — | — | — | — | — | — | NNE 2 | NNE 3 | — | — | — | — | — | N 10 | — | — | — | NE 9 | E 3 | NE 9 | NE 9 | ENE 3 | E 4 |
| kJ | 26 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 70 | — | — | — | 22 | 3 | 40 | 28 | 6 | 13 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 2 | 2 | 69 | 244 | 112 | 112 | 66 | 10 | 10 | 0 | 0 | 10 | 11 | 11 | 0 | 0 | 0 | 0 | 39 | 39 | 56 | 39 | 39 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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