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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 Thursday 28 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
12.4° C
(Which is normal for this time of year)How big are the waves at Kilcummin Harbour today (28 May):
- Afternoon surf: Afternoon surf (28 May, local time) - 1.5ft (0.4m), 8s period with W swell.
- Evening surf: Evening surf (28 May, local time) - 0.5ft (0.2m), 11s period with WNW swell.
The current surf forecast for Kilcummin Harbour at 9PM is: 0.2m 11s primary swell from a West-northwest direction and 0.2m 6s secondary swell from a North-northwest direction (forecast issued at 06:00pm May 28). An open ocean swell of 1.0m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | - | - |
| Afternoon (28 May) | 1.5ft (0.4m) | 8s |
| Evening (28 May) | 0.5ft (0.2m) | 11s |
Table - waves today at Kilcummin Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri night. Very mild (max 17°C on Thu afternoon, min 12°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Thu 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 8 | W 8 | WNW 11 | WNW 10 | NW 10 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | W 8 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 12 | WSW 12 | W 11 | W 12 | |
22 | 21 | 11 | 10 | 25 | 270 | 379 | 292 | 204 | 270 | 164 | 134 | 105 | 147 | 289 | 282 | 658 | 573 | 560 | 544 | 541 | 819 | 849 | 894 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:01PM2.95m | 5:10AM2.95m | 5:37PM3.07m | 5:48AM2.95m | 6:11PM3.15m | 6:25AM2.95m | ||||||||||||||||||
Low Tide | 11:01PM0.71m | 11:16AM0.50m | 11:39PM0.61m | 11:49AM0.48m | 00:15AM0.55m | 12:22PM0.47m | ||||||||||||||||||
 | |  | | | |  |  | | |  | | |  | | | | |  | | | | | | |
 | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — |
 | — | 9:53 | — | — | — | — | — | — | — | 9:54 | — | — | — | — | — | — | — | 9:55 | — | — | — | — | — | 9:58 |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 16 | 14 | 13 | 13 | 13 | 13 | 15 | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 13 | 15 | 16 | 14 | 13 | 13 | 12 | 14 | 15 |
15 | 13 | 9 | 8 | 7 | 8 | 7 | 8 | 11 | 11 | 11 | 9 | 9 | 8 | 8 | 9 | 12 | 12 | 11 | 9 | 10 | 9 | 10 | 11 | |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | WNW 11 | WNW 10 | NW 10 | NW 9 | NW 9 | NW 9 | WNW 8 | W 8 | WNW 8 | WSW 9 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | WSW 12 | WSW 12 | WNW 7 | WSW 11 | WSW 12 | WSW 12 | W 11 | W 12 |
 kJ | 22 | 21 | 11 | 10 | 25 | 23 | 21 | 38 | 105 | 270 | 113 | 134 | 105 | 147 | 289 | 282 | 658 | 573 | 5 | 544 | 541 | 819 | 849 | 894 |
Swell 2 Height (m) Direction Period (s) | NNW 6 | NNW 6 | NW 6 | SW 16 | SW 15 | WSW 13 | W 19 | WSW 12 | WSW 11 | WSW 10 | WSW 9 | WNW 8 | NW 7 | WNW 7 | WSW 13 | WSW 12 | NW 7 | NW 7 | NNW 10 | NNW 10 | N 9 | N 9 | N 9 | N 11 |
| kJ | 3 | 3 | 1 | 10 | 9 | 18 | 7 | 28 | 47 | 59 | 164 | 74 | 56 | 35 | 60 | 252 | 14 | 8 | 9 | 18 | 15 | 15 | 15 | 35 |
Swell 3 Height (m) Direction Period (s) | W 16 | SW 16 | SW 16 | N 6 | W 12 | W 19 | — | W 18 | W 18 | SW 16 | SW 16 | SW 16 | SW 16 | W 15 | WNW 7 | NW 7 | N 10 | N 10 | NNW 10 | WNW 7 | NW 7 | N 12 | N 11 | — |
| kJ | 5 | 10 | 10 | 1 | 3 | 7 | — | 7 | 6 | 11 | 10 | 10 | 11 | 17 | 20 | 13 | 2 | 2 | 10 | 5 | 2 | 3 | 10 | — |
Wind waves Height (m) Direction Period (s) | SE 3 | SSW 2 | SW 7 | SW 5 | SW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | — | — | S 3 | SSE 3 | SSE 3 | SSE 3 | SSE 3 | SSE 3 | SSW 3 | WSW 11 | — | SW 4 | — | — | — |
| kJ | 2 | 1 | 91 | 84 | 154 | 270 | 379 | 292 | 204 | — | — | 1 | 3 | 7 | 6 | 4 | 3 | 1 | 560 | — | 17 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 730 | 520 | 450 | 467 | 501 | 247 | 247 | 247 | 504 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 2 | 0 | 2 | 2 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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