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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 Saturday 16 May 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
11.7° C
(Which is slightly warmer than usual)How big are the waves at Kilcummin Harbour today?
The current surf forecast for Kilcummin Harbour at 9AM is: 1.1m 8s primary swell from a West direction and 0.5m 10s secondary swell from a North direction, 0.5m 14s secondary swell from a West-northwest direction (forecast issued at 12:00am May 16). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 3.5ft (1.1m) | 8s |
| Afternoon (16 May) | 3ft (0.9m) | 13s |
| Evening (16 May) | 7.5ft (2.3m) | 11s |
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 8mm), mostly falling on Sun morning. Very mild (max 13°C on Mon afternoon, min 7°C on Sun morning). Winds increasing (light winds from the SSE on Fri night, fresh winds from the W by Sat afternoon). | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
WNW 8 | WNW 8 | WNW 8 | W 8 | WNW 7 | W 12 | W 12 | W 11 | W 13 | WNW 13 | W 13 | WNW 13 | W 13 | WNW 12 | W 12 | W 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | |
94 | 94 | 96 | 142 | 236 | 309 | 1435 | 1329 | 3621 | 3871 | 3966 | 3543 | 3153 | 2559 | 2246 | 1882 | 1714 | 1314 | 1066 | 883 | 769 | 573 | 490 | 356 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:41AM3.50m | 6:12PM3.49m | 6:29AM3.53m | 6:56PM3.61m | 7:17AM3.46m | 7:41PM3.64m | ||||||||||||||||||
Low Tide | 11:28PM0.29m | 11:53AM-0.02m | 00:14AM0.11m | 12:35PM-0.03m | 1:01AM0.03m | 1:18PM0.04m | ||||||||||||||||||
 | |  |  | | |  |  |  | | | |  | | |  | | | | | | | | | |
 | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:35 | — | — | — | — | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:37 | — |
— | — | — | 1 | — | — | — | — | — | — | — | 3 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 10 | 10 | 10 | 11 | 11 | 10 | 8 | 8 | 8 | 8 | 7 | 11 | 10 | 9 | 8 | 7 | 7 | 7 | 9 | 12 | 13 | 12 | 10 |
7 | 8 | 7 | 5 | 4 | 4 | 3 | 2 | 2 | 3 | 3 | 2 | 6 | 4 | 4 | 5 | 4 | 5 | 5 | 6 | 8 | 8 | 7 | 6 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | N 10 | WNW 13 | W 12 | WNW 15 | WNW 14 | NNE 10 | NNE 10 | NNE 10 | WNW 13 | W 13 | WNW 12 | W 12 | W 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 |
 kJ | 94 | 94 | 96 | 54 | 236 | 309 | 172 | 731 | 33 | 18 | 18 | 3543 | 3153 | 2559 | 2246 | 1882 | 1714 | 1314 | 1066 | 883 | 769 | 573 | 490 | 356 |
Swell 2 Height (m) Direction Period (s) | N 7 | N 7 | N 7 | WNW 14 | N 10 | N 10 | NNE 10 | NNE 10 | — | — | — | NNE 10 | NNE 10 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 |
| kJ | 48 | 35 | 36 | 111 | 53 | 53 | 34 | 33 | — | — | — | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 26 |
Swell 3 Height (m) Direction Period (s) | W 16 | WNW 16 | WNW 15 | N 10 | — | N 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | W 16 |
| kJ | 5 | 24 | 42 | 9 | — | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | WSW 3 | W 8 | WNW 7 | WNW 7 | W 12 | W 11 | W 13 | WNW 13 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | 142 | 187 | 254 | 1435 | 1329 | 3621 | 3871 | 3966 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 16 | 150 | 256 | 451 | 194 | 194 | 194 | 194 | 194 | 31 | 171 | 171 | 2 | 2 | 0 | 0 | 0 | 0 | 10 | 10 | 10 |
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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