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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 Thursday 30 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
11.5° 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 8AM is: 2.1m 14s primary swell from a West-northwest direction and 0.7m 11s secondary swell from a West-southwest direction (forecast issued at 12:00am April 30). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 6.5ft (2.0m) | 14s |
| Afternoon (30 Apr) | 6ft (1.9m) | 13s |
| Evening (30 Apr) | 5.5ft (1.7m) | 13s |
Table - waves today at Kilcummin Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Sat afternoon. Very mild (max 16°C on Fri afternoon, min 9°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
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 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | NW 10 | NW 10 | NW 10 | NW 10 | |
2010 | 1956 | 1809 | 1621 | 1531 | 1216 | 1014 | 998 | 809 | 658 | 595 | 518 | 492 | 372 | 366 | 389 | 382 | 361 | 354 | 354 | 370 | 408 | 408 | 469 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | glassy | off | off | off | off | glassy | on | on | on | |
High Tide | 5:39AM3.29m | 6:05PM3.21m | 6:14AM3.27m | 6:36PM3.28m | 6:47AM3.21m | 7:06PM3.31m | ||||||||||||||||||
Low Tide | 11:26PM0.50m | 11:48AM0.25m | 00:01AM0.41m | 12:18PM0.24m | 00:35AM0.36m | 12:47PM0.27m | ||||||||||||||||||
 |  |  |  | |  | |  | | | | | | | | | | |  | | | | |  | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:09 | — |
— | — | — | — | — | 2 | 1 | 1 | — | — | — | — | — | — | 1 | — | — | 1 | — | — | 2 | 3 | 2 | 2 | |
Temp °C | 11 | 9 | 9 | 10 | 13 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 15 | 16 | 14 | 13 | 11 | 11 | 9 | 12 | 13 | 12 | 11 | 11 |
7 | 4 | 5 | 5 | 8 | 9 | 6 | 7 | 9 | 8 | 9 | 10 | 13 | 13 | 12 | 12 | 10 | 9 | 7 | 10 | 11 | 9 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | 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 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | NW 10 | NW 10 | NW 10 | NW 10 |
 kJ | 2010 | 1956 | 1809 | 1621 | 1531 | 1216 | 1014 | 998 | 809 | 658 | 595 | 518 | 492 | 372 | 366 | 389 | 382 | 361 | 354 | 354 | 370 | 408 | 408 | 469 |
Swell 2 Height (m) Direction Period (s) | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | W 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | SW 9 | — | — | — | — |
| kJ | 198 | 156 | 153 | 128 | 106 | 80 | 78 | 78 | 80 | 63 | 68 | 66 | 58 | 35 | 33 | 18 | 17 | 8 | 8 | 3 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 3 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 10 | 0 | 39 | 10 | 0 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 55 | 66 | 65 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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