- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 am Monday 18 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 normal for this time of year)How big are the waves at Kilcummin Harbour today?
The current surf forecast for Kilcummin Harbour at 11AM is: 1.8m 11s primary swell from a West-northwest direction and 0.3m 9s secondary swell from a North-northeast direction (forecast issued at 06:00am May 18). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6.5ft (2.0m) | 11s |
| Afternoon (18 May) | 5ft (1.6m) | 10s |
| Evening (18 May) | 4ft (1.2m) | 10s |
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 14mm), heaviest on Mon afternoon. Very mild (max 14°C on Wed morning, min 9°C on Mon morning). Winds decreasing (fresh winds from the SE on Mon night, light winds from the SSE by Wed night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 11 | W 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 10 | WSW 9 | WSW 9 | WSW 9 | W 16 | W 16 | W 15 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | |
1186 | 951 | 846 | 659 | 482 | 416 | 294 | 205 | 147 | 62 | 80 | 132 | 211 | 496 | 1078 | 2309 | 2811 | 2659 | 1999 | 1766 | 1299 | 1013 | 872 | 594 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | 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 | |
High Tide | 7:17AM3.46m | 7:41PM3.64m | 8:08AM3.30m | 8:30PM3.60m | 9:01AM3.06m | 9:23PM3.49m | ||||||||||||||||||
Low Tide | 1:18PM0.04m | 1:51AM0.05m | 2:03PM0.18m | 2:43AM0.17m | 2:50PM0.38m | |||||||||||||||||||
 |  | | | |  |  | |  | | | |  | |  | | | | |  | | | | | |
 | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | 5:24 |
 | — | — | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:39 | — | — | — | — | — | — | — | 9:42 | — | 9:43 |
— | — | — | — | — | 2 | 2 | 2 | — | 1 | 2 | 1 | 1 | 1 | — | — | — | 1 | — | — | — | — | — | — | |
Temp °C | 8 | 8 | 9 | 12 | 11 | 9 | 10 | 11 | 11 | 11 | 12 | 13 | 11 | 12 | 11 | 10 | 12 | 12 | 12 | 14 | 14 | 14 | 13 | 13 |
6 | 6 | 5 | 7 | 6 | 2 | 3 | 6 | 8 | 7 | 8 | 8 | 7 | 8 | 7 | 6 | 7 | 7 | 6 | 7 | 8 | 10 | 11 | 9 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 10 | W 16 | W 15 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 |
 kJ | 1186 | 951 | 846 | 659 | 482 | 416 | 294 | 205 | 147 | 62 | 80 | 132 | 211 | 282 | 1078 | 2309 | 2811 | 2659 | 1999 | 1766 | 1299 | 1013 | 872 | 594 |
Swell 2 Height (m) Direction Period (s) | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | N 9 | WNW 10 | WNW 9 | W 13 | W 16 | W 16 | W 10 | N 8 | N 8 | N 8 | N 8 | — | N 8 | — | — | NW 7 |
| kJ | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 13 | 61 | 33 | 55 | 82 | 496 | 186 | 5 | 5 | 5 | 5 | — | 1 | — | — | 43 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 16 | W 16 | W 15 | W 15 | NNE 8 | W 13 | NW 9 | W 13 | N 8 | N 8 | — | — | — | — | — | — | — | — | N 8 |
| kJ | — | — | — | — | — | 5 | 5 | 4 | 17 | 14 | 32 | 21 | 55 | 6 | 6 | — | — | — | — | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 2 | SE 3 | SE 4 | SE 4 | SE 4 | SSE 3 | SSE 3 | SSE 3 | SW 3 | — | WSW 4 | — | — | — | — | — | — | — | — | SE 3 |
| kJ | — | — | — | — | 1 | 12 | 32 | 24 | 11 | 8 | 8 | 4 | 3 | — | 28 | — | — | — | — | — | — | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 10 | 10 | 45 | 155 | 235 | 0 | 10 | 0 | 2 | 2 | 138 | 2 | 2 | 31 | 122 | 171 | 247 | 235 | 2 | 0 | 10 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kilcummin Harbour surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest