Surf Forecasts:
Kilcummin Harbour surf forecast from 24 Sep 2026:
- Best quality surf: Thursday 24 Sep, 7PM (local time) - 15ft (4.5m), 17s period, W swell with cross-offshore winds.
- Most powerful swell: Thursday 24 Sep, 10PM (local time) - 18ft (5.5m), 16s period, W swell with 15,341 kJ wave energy.
- Next surfable swell (1★+): Thursday 24 Sep, 7PM (local time) - 15ft (4.5m), 17s period with W swell.
Best Forecast Surf Conditions for Kilcummin Harbour this week:
The surf forecast for Kilcummin Harbour over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 24) at 7PM. The primary swell is predicted to be 4.5m and 17s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Kilcummin Harbour in the next 16 days are 5.5m 16s and forecast to arrive on Thursday (Sep 24) at 10PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Wednesday (Sep 30) at 10AM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Thu 24th Sep) | 15ft (4.5m) 17s |
| Best Surf | 7PM (Thu 24th Sep) | 15ft (4.5m) 17s |
| Most Powerful | 10PM (Thu 24th Sep) | 18ft (5.5m) 16s |
Table - best surf conditions forecast for Kilcummin Harbour over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 17°C on Sat morning, min 11°C on Wed night). Mainly fresh winds. | Days 4-6 Weather SummaryHeavy rain (total 22mm), heaviest during Sat night. Very mild (max 16°C on Tue morning, min 11°C on Sun night). Winds increasing (light winds from the SSW on Sun night, gales from the SE by Tue morning). | ||||||||||||||||||||
Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 10 | W 12 | W 16 | W 15 | W 13 | W 12 | W 11 | WSW 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | WNW 11 | W 10 | WSW 10 | W 10 | W 9 | W 9 | W 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 494 | 2324 | 14958 | 9438 | 5719 | 3704 | 1732 | 1569 | 1492 | 1615 | 1862 | 1596 | 1276 | 1128 | 927 | 402 | 402 | 284 | 202 | 593 | 3145 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off |
High Tide | 5:08AM2.75m | 5:17PM3.25m | 5:40AM2.98m | 5:48PM3.45m | 6:11AM3.18m | 6:20PM3.60m | 6:43AM3.33m | 6:53PM3.66m | 7:16AM3.42m | 7:28PM3.63m | 7:51AM3.43m | 8:05PM3.51m | 8:28AM3.36m | 8:46PM3.29m | |||||||
Low Tide | 11:00AM0.64m | 11:33PM0.38m | 11:32AM0.44m | 00:02AM0.16m | 12:04PM0.27m | 00:32AM0.01m | 12:37PM0.15m | 1:03AM-0.05m | 1:12PM0.10m | 1:35AM-0.03m | 1:48PM0.12m | 2:10AM0.10m | 2:28PM0.23m | 2:48AM0.30m | |||||||
 | |  |  |  |  |  | |  |  |  | | | |  | | | | | |  | |
 | 7:24 | — | — | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — | 7:35 | — | — |
 | — | 7:31 | — | — | 7:29 | — | — | 7:27 | — | — | 7:23 | — | — | 7:22 | — | — | 7:19 | — | — | 7:16 | — |
mm | 1 | 3 | — | — | — | — | — | — | 8 | 1 | 1 | — | — | — | 2 | 10 | — | 2 | 4 | 1 | 7 |
Temp °C | 16 | 15 | 13 | 14 | 15 | 13 | 17 | 17 | 15 | 14 | 13 | 11 | 14 | 15 | 14 | 16 | 15 | 13 | 13 | 13 | 14 |
Feels °C | 11 | 11 | 9 | 9 | 9 | 7 | 11 | 11 | 9 | 7 | 6 | 7 | 8 | 10 | 4 | 5 | 5 | 2 | 6 | 5 | 7 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 12 | W 16 | W 15 | W 13 | N 11 | W 11 | NW 11 | W 11 | W 11 | NNW 10 | W 11 | W 11 | W 11 | WNW 11 | W 10 | WSW 10 | W 10 | W 9 | W 14 | W 12 |
| kJ | 494 | 2324 | 14958 | 9438 | 5719 | 2 | 1732 | 483 | 1492 | 1615 | 65 | 1596 | 1276 | 1128 | 927 | 402 | 402 | 284 | 202 | 239 | 3145 |
Swell 2 Height (m) Direction Period (s) | WNW 13 | — | — | — | N 11 | N 10 | NW 11 | N 10 | NW 12 | NW 11 | NW 10 | — | N 12 | NNW 8 | N 12 | N 11 | N 11 | N 10 | W 12 | W 11 | N 11 |
| kJ | 116 | — | — | — | 2 | 2 | 437 | 2 | 232 | 119 | 79 | — | 11 | 6 | 23 | 22 | 21 | 8 | 49 | 123 | 37 |
Swell 3 Height (m) Direction Period (s) | N 8 | — | — | — | — | — | N 10 | N 10 | — | — | — | — | — | N 12 | — | NW 11 | NNW 10 | NW 9 | N 11 | N 11 | — |
| kJ | 1 | — | — | — | — | — | 2 | 2 | — | — | — | — | — | 25 | — | 5 | 10 | 3 | 21 | 21 | — |
Wind waves Height (m) Direction Period (s) | SSE 4 | S 4 | — | — | — | W 12 | SSW 4 | WSW 11 | S 4 | — | W 11 | — | — | S 3 | SE 4 | SE 4 | SSE 4 | SE 5 | WSW 6 | W 9 | S 4 |
| kJ | 58 | 28 | — | — | — | 3704 | 20 | 1569 | 48 | — | 1862 | — | — | 2 | 17 | 39 | 26 | 54 | 162 | 593 | 13 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 482 | 2 | 193 | 11 | 174 | 209 | 16 | 159 | 443 | 159 | 593 | 2 | 2 | 0 | 61 | 985 | 726 | 544 | 794 | 531 | 531 |
Best forecast wave conditions in Mayo and Achill Island | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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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.
Information about the Kilcummin Harbour Surf forecast
The above surf forecast table for Kilcummin Harbour provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Kilcummin Harbour can be found by selecting the local surf guide option on the grey menu. Our Kilcummin Harbour surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Kilcummin Harbour) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Kilcummin Harbour may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Kilcummin Harbour is 19 km (12 miles) from Ballina. If you plan a holiday in Mayo and Achill Island, look for hotels and other accommodation in Ballina. Ballina has rooms for a wide range of budgets as well as car hire and transport links.
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