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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 27 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 slightly warmer than usual)How big are the waves at Kilcummin Harbour today (28 May):
- Morning surf: Morning surf (28 May, local time) - 1.5ft (0.5m), 9s period with W swell.
- 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) - 1ft (0.3m), 8s period with WNW swell.
The current surf forecast for Kilcummin Harbour at 12AM is: 0.6m 9s primary swell from a West direction and 0.4m 5s secondary swell from a North-northeast direction (forecast issued at 06:00pm May 27). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 1.5ft (0.5m) | 9s |
| Afternoon (28 May) | 1.5ft (0.4m) | 8s |
| Evening (28 May) | 1ft (0.3m) | 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 3mm), mostly falling on Sat morning. Warm (max 24°C on Wed afternoon, min 11°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 8 | WNW 8 | NW 10 | NW 9 | WNW 9 | W 7 | W 7 | W 7 | WNW 7 | WSW 9 | WSW 8 | WSW 7 | WSW 10 | W 12 | |
90 | 64 | 60 | 58 | 40 | 39 | 24 | 23 | 22 | 22 | 13 | 13 | 25 | 22 | 32 | 196 | 206 | 186 | 147 | 127 | 83 | 57 | 163 | 285 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | off | off | |
High Tide | 4:22PM2.80m | 4:28AM2.95m | 5:01PM2.95m | 5:10AM2.95m | 5:37PM3.07m | 5:48AM2.95m | ||||||||||||||||||
Low Tide | 10:18PM0.82m | 10:41AM0.54m | 11:01PM0.71m | 11:16AM0.50m | 11:39PM0.61m | 11:49AM0.48m | ||||||||||||||||||
 | |  | |  |  |  | | | | |  | | | | | | | | | | |  | | |
 | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — |
 | — | 9:52 | — | — | — | — | — | — | — | 9:53 | — | — | — | — | — | — | — | 9:54 | — | — | — | — | — | 9:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | |
Temp °C | 24 | 22 | 19 | 17 | 17 | 15 | 15 | 16 | 18 | 16 | 15 | 14 | 13 | 13 | 13 | 15 | 16 | 15 | 14 | 12 | 12 | 12 | 11 | 12 |
23 | 21 | 17 | 16 | 15 | 12 | 11 | 13 | 17 | 15 | 12 | 9 | 8 | 10 | 9 | 9 | 11 | 11 | 12 | 9 | 9 | 8 | 7 | 8 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 8 | WNW 8 | NW 10 | NW 9 | WNW 9 | WSW 12 | WSW 11 | W 7 | WNW 7 | WNW 7 | WSW 8 | WSW 7 | WSW 10 | WSW 10 |
 kJ | 90 | 64 | 60 | 58 | 40 | 39 | 24 | 23 | 22 | 22 | 13 | 13 | 25 | 22 | 32 | 28 | 47 | 186 | 147 | 93 | 83 | 57 | 163 | 230 |
Swell 2 Height (m) Direction Period (s) | NW 7 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNW 6 | NNW 6 | NNW 6 | SE 3 | NNW 6 | N 6 | WNW 10 | SW 15 | WSW 13 | WSW 12 | W 18 | W 18 | WSW 11 | WSW 10 | WSW 9 | WNW 7 | NW 7 | NW 7 | W 12 |
| kJ | 11 | 7 | 8 | 8 | 4 | 7 | 7 | 3 | 1 | 3 | 2 | 10 | 9 | 18 | 30 | 7 | 6 | 64 | 103 | 127 | 62 | 39 | 23 | 285 |
Swell 3 Height (m) Direction Period (s) | W 18 | NW 7 | NW 6 | NW 6 | NNW 6 | W 18 | W 18 | NE 5 | NNW 6 | SW 16 | NW 11 | SW 16 | W 12 | W 19 | W 19 | — | — | SW 16 | SW 16 | SW 16 | WSW 16 | WSW 10 | W 13 | NW 7 |
| kJ | 6 | 11 | 10 | 10 | 8 | 6 | 6 | 1 | 3 | 10 | 5 | 10 | 3 | 7 | 7 | — | — | 11 | 10 | 10 | 25 | 20 | 90 | 12 |
Wind waves Height (m) Direction Period (s) | NNE 5 | E 3 | ESE 3 | ESE 3 | ESE 3 | ESE 3 | SE 3 | SE 3 | — | SW 6 | SW 6 | SW 5 | SW 5 | WSW 6 | WSW 6 | W 7 | W 7 | — | — | — | SSE 2 | SE 3 | SE 3 | SSE 4 |
| kJ | 9 | 1 | 3 | 3 | 3 | 3 | 5 | 4 | — | 8 | 32 | 47 | 66 | 87 | 131 | 196 | 206 | — | — | — | 1 | 4 | 9 | 11 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 10 | 10 | 10 | 0 | 11 | 155 | 111 | 519 | 520 | 798 | 450 | 450 | 473 | 171 | 2 | 227 | 2 | 2 | 0 | 0 | 0 | 10 | 0 | 0 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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