Surf Forecasts:
Kilcummin Harbour surf forecast from 22 Aug 2026:
- Best quality surf: Monday 24 Aug, 4AM (local time) - 4.5ft (1.4m), 12s period, NW swell with offshore winds.
- Most powerful swell: Monday 24 Aug, 7AM (local time) - 5ft (1.6m), 11s period, WNW swell with 651 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 10PM (local time) - 2ft (0.6m), 11s period with NW 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 Sunday (Aug 23) at 10PM. The primary swell is predicted to be 0.6m and 11s period with a secondary swell of 0.6m and 7s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Kilcummin Harbour in the next 16 days are 1.6m 11s and forecast to arrive on Monday (Aug 24) at 7AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 4s period and expected on Wednesday (Aug 26) at 10AM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Sun 23rd Aug) | 2ft (0.6m) 11s |
| Best Surf | 4AM (Mon 24th Aug) | 4.5ft (1.4m) 12s |
| Most Powerful | 7AM (Mon 24th Aug) | 5ft (1.6m) 11s |
Table - best surf conditions forecast for Kilcummin Harbour over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Mon night. Warm (max 20°C on Mon afternoon, min 11°C on Sun night). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Tue night. Warm (max 20°C on Wed morning, min 14°C on Thu night). Winds decreasing (fresh winds from the ESE on Tue night, calm by Thu night). | ||||||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | |||||||||||||||
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) | N 5 | N 9 | NNE 9 | WNW 9 | NW 7 | NW 10 | WNW 11 | W 10 | W 10 | W 10 | W 9 | W 8 | W 8 | W 8 | W 10 | WNW 9 | WNW 9 | N 6 | NNE 5 | WNW 7 | WNW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 20 | 39 | 16 | 15 | 22 | 308 | 597 | 477 | 450 | 220 | 127 | 64 | 28 | 29 | 212 | 141 | 82 | 117 | 84 | 111 | 314 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-off | cross-on | cross | glassy | cross-on | cross-on | cross |
High Tide | 2:25PM2.35m | 3:09AM2.20m | 3:46PM2.51m | 4:16AM2.35m | 4:40PM2.74m | 5:01AM2.54m | 5:20PM3.00m | 5:37AM2.73m | 5:53PM3.23m | 6:10AM2.90m | 6:24PM3.43m | 6:42AM3.05m | 6:55PM3.57m | ||||||||
Low Tide | 9:03PM1.31m | 9:17AM1.23m | 10:12PM1.13m | 10:15AM1.04m | 10:58PM0.92m | 10:56AM0.81m | 11:34PM0.70m | 11:31AM0.60m | 00:07AM0.49m | 12:03PM0.42m | 00:37AM0.31m | 12:34PM0.29m | 1:06AM0.18m | ||||||||
 |  |  | | | |  | |  | | |  | | |  | |  | |  | | | |
 | 6:24 | — | — | 6:26 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — | 6:35 | — | — |
 | — | 8:52 | — | — | 8:50 | — | — | 8:47 | — | — | 8:45 | — | — | 8:43 | — | — | 8:40 | — | — | 8:38 | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | 1 | — | — | — | — | 1 | — | 5 | 1 | — |
Temp °C | 15 | 15 | 15 | 16 | 18 | 17 | 17 | 20 | 18 | 17 | 17 | 16 | 20 | 20 | 18 | 17 | 17 | 16 | 16 | 16 | 14 |
Feels °C | 12 | 12 | 14 | 14 | 16 | 16 | 13 | 17 | 16 | 13 | 14 | 12 | 18 | 19 | 17 | 15 | 18 | 16 | 12 | 12 | 9 |
Swell 1 Height (m) Direction Period (s) | N 5 | N 9 | WNW 6 | NW 6 | NW 7 | NW 10 | WNW 11 | W 10 | W 10 | W 10 | W 9 | W 8 | NE 5 | W 8 | W 10 | WNW 9 | WNW 9 | WNW 8 | WNW 6 | WNW 7 | N 7 |
| kJ | 20 | 39 | 12 | 8 | 22 | 308 | 597 | 477 | 450 | 220 | 127 | 64 | 19 | 29 | 212 | 141 | 82 | 37 | 48 | 111 | 4 |
Swell 2 Height (m) Direction Period (s) | WNW 6 | NW 6 | NNE 9 | NNW 7 | WNW 8 | WSW 9 | WSW 9 | W 14 | — | — | NW 8 | NE 5 | W 8 | NE 5 | NW 8 | N 9 | N 8 | — | NW 8 | NNE 4 | — |
| kJ | 13 | 9 | 16 | 9 | 13 | 8 | 8 | 4 | — | — | 3 | 7 | 28 | 9 | 10 | 6 | 5 | — | 23 | 8 | — |
Swell 3 Height (m) Direction Period (s) | WSW 9 | WSW 9 | WSW 9 | WNW 9 | NNE 8 | NNE 8 | N 8 | — | — | — | — | NW 8 | NW 7 | NW 7 | N 9 | — | — | — | — | NW 8 | — |
| kJ | 16 | 15 | 15 | 15 | 7 | 7 | 1 | — | — | — | — | 14 | 8 | 12 | 2 | — | — | — | — | 24 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 3 | NE 8 | NE 8 | E 3 | ENE 4 | ESE 3 | ESE 4 | — | NE 4 | NNE 4 | NNE 4 | N 6 | NNE 5 | — | WNW 7 |
| kJ | — | — | — | — | — | — | 3 | 2 | 2 | 1 | 10 | 1 | 8 | — | 3 | 1 | 24 | 117 | 84 | — | 314 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 69 | 244 | 244 | 66 | 52 | 0 | 10 | 0 | 10 | 0 | 39 | 39 | 56 | 52 | 0 | 38 | 10 | 0 | 2 | 414 | 297 |
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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