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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
16 Day Weather and Surf, issued 6 pm Tuesday 05 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
12.0° C
(Which is 1.4°C warmer than normal for this time of year)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 Wednesday (May 06) at 7AM. The primary swell is predicted to be 0.8m and 10s period with a secondary swell of 0.9m and 9s. Another secondary swell of 0.8m and 7s is also forecast. 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 3.0m 12s and forecast to arrive on Friday (May 08) at 4PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Thursday (May 07) at 10AM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Wed 6th May) | 3ft (0.9m) 9s |
| Best Surf | 10AM (Mon 11th May) | 8ft (2.4m) 10s |
| Most Powerful | 4PM (Fri 8th May) | 10ft (3.0m) 12s |
Table - best surf conditions forecast for Kilcummin Harbour over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu morning. Very mild (max 12°C on Thu morning, min 6°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 8mm), mostly falling on Sun night. Mild temperatures (max 9°C on Fri afternoon, min 5°C on Mon morning). Mainly strong winds. | ||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | Sunday 10 | Monday 11 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
NW 10 | WNW 9 | N 10 | N 10 | N 10 | N 9 | WNW 10 | WNW 9 | NW 12 | NNW 12 | NNW 11 | N 11 | N 11 | N 11 | N 11 | N 10 | NNW 8 | NNW 10 | NW 9 | N 10 | NW 8 | |
320 | 161 | 300 | 282 | 184 | 81 | 630 | 407 | 1767 | 2164 | 1374 | 1412 | 1405 | 1130 | 826 | 545 | 604 | 995 | 586 | 502 | 692 | |
Wind (km/h) | |||||||||||||||||||||
on | cross-on | cross-on | on | off | off | cross-off | cross | on | on | cross-on | cross-on | on | cross-on | cross-on | on | cross-off | off | on | on | on | |
High Tide | 8:45PM3.06m | 9:02AM2.63m | 9:25PM2.91m | 9:42AM2.44m | 10:11PM2.76m | 10:32AM2.27m | 11:08PM2.65m | 11:39AM2.16m | 00:15AM2.61m | 1:00PM2.16m | 1:23AM2.67m | 2:14PM2.30m | 2:24AM2.81m | ||||||||
Low Tide | 2:54AM0.72m | 2:54PM0.76m | 3:35AM0.92m | 3:32PM0.92m | 4:26AM1.10m | 4:18PM1.08m | 5:33AM1.20m | 5:21PM1.20m | 6:57AM1.18m | 6:43PM1.25m | 8:09AM1.01m | 8:02PM1.17m | 9:03AM0.77m | ||||||||
 |  | | | |  |  | |  | | | | |  | | |  | | |  | | |
 | — | — | 5:50 | — | — | 5:48 | — | — | 5:46 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:39 |
 | — | 9:15 | — | — | 9:16 | — | — | 9:19 | — | — | 9:21 | — | — | 9:22 | — | — | 9:24 | — | — | 9:25 | 9:28 |
— | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 4 | 4 | — | 3 | 2 | |
Temp °C | 10 | 8 | 9 | 9 | 8 | 12 | 12 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 8 | 8 | 9 | 9 | 9 |
5 | 2 | 5 | 5 | 5 | 7 | 6 | 5 | 4 | 4 | 3 | 0 | -2 | 0 | 3 | 3 | 3 | 1 | 1 | 2 | 1 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | WNW 9 | N 10 | N 10 | N 10 | WNW 6 | WNW 10 | WNW 9 | NW 12 | NNW 12 | NNW 11 | W 12 | W 11 | W 11 | W 10 | W 10 | W 9 | NNE 9 | NW 9 | N 10 | WNW 13 |
 kJ | 320 | 161 | 300 | 282 | 184 | 60 | 630 | 407 | 1767 | 2164 | 1374 | 66 | 58 | 36 | 31 | 17 | 25 | 29 | 586 | 502 | 93 |
Swell 2 Height (m) Direction Period (s) | N 7 | N 10 | WNW 8 | WNW 8 | WNW 8 | N 9 | N 10 | NW 13 | W 14 | W 13 | W 12 | — | — | — | W 10 | — | — | W 9 | N 9 | WNW 8 | W 19 |
| kJ | 9 | 35 | 88 | 56 | 44 | 81 | 65 | 336 | 94 | 125 | 100 | — | — | — | 17 | — | — | 15 | 203 | 235 | 7 |
Swell 3 Height (m) Direction Period (s) | N 11 | — | N 6 | — | — | NW 9 | — | N 10 | — | — | — | — | — | — | — | — | — | — | NW 14 | WNW 12 | — |
| kJ | 2 | — | 28 | — | — | 3 | — | 66 | — | — | — | — | — | — | — | — | — | — | 8 | 61 | — |
Wind waves Height (m) Direction Period (s) | — | N 7 | — | — | — | SSW 4 | — | — | — | — | — | N 11 | N 11 | N 11 | N 11 | N 10 | NNW 8 | NNW 10 | — | — | NW 8 |
| kJ | — | 117 | — | — | — | 13 | — | — | — | — | — | 1412 | 1405 | 1130 | 826 | 545 | 604 | 995 | — | — | 692 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 473 | 39 | 11 | 37 | 0 | 0 | 171 | 2 | 67 | 151 | 39 | 504 | 492 | 55 | 39 | 289 | 38 | 0 | 385 | 253 | 1032 |
Best forecast wave conditions in Mayo and Achill Island | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
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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