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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 6 pm Wednesday 13 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
12.0° C
(Which is 1.0°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 2AM is: 4.0m 10s primary swell from a Northwest direction and 0.1m 16s secondary swell from a West direction (forecast issued at 06:00pm May 13). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 10ft (3.0m) | 10s |
| Afternoon (14 May) | 10ft (3.0m) | 9s |
| Evening (14 May) | 8ft (2.5m) | 8s |
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 7mm), mostly falling on Wed afternoon. Very mild (max 11°C on Sat morning, min 8°C on Wed night). Winds decreasing (strong winds from the NW on Wed afternoon, calm by Fri night). | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
NW 12 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 | N 8 | NNW 8 | NW 8 | WNW 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 11 | W 14 | WNW 7 | |
5672 | 4719 | 4081 | 3364 | 2598 | 2053 | 1719 | 1433 | 1356 | 1152 | 844 | 630 | 263 | 388 | 156 | 131 | 106 | 86 | 68 | 51 | 49 | 85 | 97 | 181 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | cross-on | glassy | off | off | off | cross-off | cross | |
High Tide | 4:03PM2.80m | 4:06AM3.20m | 4:47PM3.07m | 4:54AM3.38m | 5:29PM3.31m | 5:41AM3.50m | ||||||||||||||||||
Low Tide | 9:55PM0.77m | 10:30AM0.26m | 10:42PM0.52m | 11:11AM0.08m | 11:28PM0.29m | 11:53AM-0.02m | ||||||||||||||||||
 | |  |  |  |  | | |  | | | | |  | | | | | | | | | | | |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:31 | — | — | — |
 | — | 9:30 | — | — | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:32 | — | — | — | — | — | 9:35 |
1 | 1 | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 10 | 9 | 9 | 9 | 9 | 8 | 9 | 10 | 10 | 9 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 8 | 9 | 11 | 9 |
0 | -1 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 1 | 3 | 2 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 6 | 4 | 5 | 8 | 4 | |
Swell 1 Height (m) Direction Period (s) | — | — | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | W 15 | W 10 | W 15 | W 9 | NW 8 | W 9 | NW 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | WNW 8 | WNW 8 | WNW 13 |
 kJ | — | — | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 2 | 4 | 15 | 196 | 15 | 143 | 131 | 106 | 86 | 68 | 51 | 49 | 83 | 83 | 181 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 15 | — | W 15 | W 10 | W 15 | W 9 | WNW 8 | WNW 7 | NW 7 | NW 7 | NW 7 | WNW 8 | N 11 | N 11 | N 10 |
| kJ | — | — | — | — | — | — | — | — | — | 4 | — | 4 | 7 | 4 | 15 | 117 | 84 | 54 | 43 | 41 | 42 | 85 | 83 | 56 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | W 15 | — | W 14 | W 9 | W 9 | W 7 | W 7 | W 9 | W 9 | WNW 15 | W 14 | N 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | 4 | 6 | 14 | 25 | 23 | 39 | 37 | 42 | 97 | 20 |
Wind waves Height (m) Direction Period (s) | NW 12 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 | N 8 | NNW 8 | N 7 | — | — | — | — | — | S 2 | S 3 | SSE 3 | WNW 7 |
| kJ | 5672 | 4719 | 4081 | 3364 | 2598 | 2053 | 1719 | 1433 | 1356 | 1152 | 844 | 630 | 263 | 388 | 156 | — | — | — | — | — | 1 | 2 | 2 | 158 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1266 | 622 | 609 | 610 | 1069 | 634 | 681 | 660 | 1255 | 508 | 376 | 387 | 297 | 151 | 151 | 297 | 488 | 227 | 0 | 0 | 0 | 0 | 0 | 51 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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