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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 pm 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 normal for this time of year)How big are the waves at Kilcummin Harbour today?
The current surf forecast for Kilcummin Harbour at 9PM is: 2.3m 11s primary swell from a West direction and 1.1m 14s secondary swell from a West-northwest direction, 0.4m 10s secondary swell from a North-northeast direction (forecast issued at 12:00pm May 16). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 4ft (1.2m) | 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 ForecastModerate rain (total 19mm), heaviest on Sun morning. Very mild (max 13°C on Mon afternoon, min 6°C on Sun night). Winds increasing (light winds from the W on Sun night, fresh winds from the SE by Mon night). | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 8 | WNW 13 | W 12 | W 12 | W 11 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | |
168 | 232 | 309 | 1292 | 1313 | 3584 | 4093 | 3966 | 3502 | 3104 | 2700 | 2246 | 1882 | 1558 | 1208 | 1066 | 867 | 679 | 562 | 416 | 356 | 245 | 163 | 115 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | |
High Tide | 6:12PM3.49m | 6:29AM3.53m | 6:56PM3.61m | 7:17AM3.46m | 7:41PM3.64m | |||||||||||||||||||
Low Tide | 11:53AM-0.02m | 00:14AM0.11m | 12:35PM-0.03m | 1:01AM0.03m | 1:18PM0.04m | 1:51AM0.05m | ||||||||||||||||||
 |  |  | |  | |  | |  | | | | | | |  | | | | |  | | | | |
 | 5:31 | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — |
 | — | — | — | 9:35 | — | — | — | — | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:37 | — | — | — | 9:39 |
1 | — | — | 1 | — | — | — | — | 4 | 4 | 1 | 1 | — | — | — | — | — | — | — | — | 3 | 3 | 1 | — | |
Temp °C | 10 | 11 | 11 | 10 | 8 | 8 | 7 | 8 | 8 | 9 | 9 | 10 | 8 | 7 | 7 | 6 | 9 | 12 | 13 | 12 | 10 | 10 | 11 | 11 |
4 | 4 | 4 | 3 | 2 | 2 | 1 | 3 | 3 | 3 | 4 | 6 | 5 | 5 | 5 | 3 | 5 | 7 | 8 | 7 | 4 | 3 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | N 10 | WNW 13 | W 12 | WNW 15 | WNW 14 | NNE 10 | NNE 10 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 |
 kJ | 54 | 232 | 309 | 172 | 731 | 33 | 18 | 3966 | 3502 | 3104 | 2700 | 2246 | 1882 | 1558 | 1208 | 1066 | 867 | 679 | 562 | 416 | 356 | 245 | 163 | 115 |
Swell 2 Height (m) Direction Period (s) | WNW 14 | N 10 | 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 | N 9 | N 8 | N 8 |
| kJ | 111 | 53 | 53 | 52 | 33 | — | — | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 14 | 13 | 12 |
Swell 3 Height (m) Direction Period (s) | N 10 | — | N 10 | N 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | W 16 | W 15 | W 15 | W 15 |
| kJ | 9 | — | 19 | 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 4 | 17 | 17 |
Wind waves Height (m) Direction Period (s) | W 8 | WNW 7 | W 7 | W 12 | W 11 | W 13 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | SE 4 | SE 4 |
| kJ | 168 | 166 | 218 | 1292 | 1313 | 3584 | 4093 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | 20 | 11 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 118 | 166 | 194 | 451 | 194 | 174 | 174 | 38 | 194 | 2 | 73 | 122 | 122 | 2 | 0 | 0 | 0 | 10 | 10 | 10 | 51 | 201 | 10 | 0 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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