Surf Forecasts:
Kilcummin Harbour surf forecast from 4 Jun 2026:
- Best quality surf: Wednesday 10 Jun, 10AM (local time) - 15ft (4.5m), 12s period, WSW swell with cross-onshore winds.
- Most powerful swell: Wednesday 10 Jun, 4PM (local time) - 15ft (4.5m), 14s period, W swell with 8,933 kJ wave energy.
- Next surfable swell (1★+): Friday 5 Jun, 7PM (local time) - 8ft (2.4m), 11s 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 Friday (Jun 05) at 7PM. The primary swell is predicted to be 2.4m and 11s period with a secondary swell of 0.1m and 6s. 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 4.5m 14s and forecast to arrive on Wednesday (Jun 10) at 4PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 10s period and expected on Wednesday (Jun 10) at 7AM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Fri 5th Jun) | 8ft (2.4m) 11s |
| Best Surf | 10AM (Wed 10th Jun) | 15ft (4.5m) 12s |
| Most Powerful | 4PM (Wed 10th Jun) | 15ft (4.5m) 14s |
Table - best surf conditions forecast for Kilcummin Harbour over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Fri night. Very mild (max 14°C on Fri morning, min 10°C on Thu night). Winds decreasing (strong winds from the WNW on Thu afternoon, calm by Sat morning). | Days 4-6 Weather SummaryHeavy rain (total 38mm), heaviest during Tue night. Very mild (max 14°C on Sun morning, min 9°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Thursday 4 | Friday 5 | Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | |||||||||||||||
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 12 | W 13 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | W 11 | W 10 | WSW 12 | W 14 | W 12 |
Wave Graph | |||||||||||||||||||||
2128 | 3606 | 4079 | 1663 | 1405 | 1191 | 846 | 646 | 386 | 1006 | 1178 | 862 | 545 | 780 | 976 | 1827 | 1423 | 555 | 5369 | 8933 | 3563 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | glassy | cross | off | off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | off |
High Tide | 9:14PM3.06m | 9:30AM2.52m | 9:56PM2.98m | 10:15AM2.42m | 10:41PM2.91m | 11:08AM2.35m | 11:30PM2.86m | 12:09PM2.34m | 00:25AM2.84m | 1:15PM2.41m | 1:25AM2.87m | 2:20PM2.56m | 2:26AM2.94m | ||||||||
Low Tide | 2:40PM0.66m | 3:26AM0.82m | 3:17PM0.77m | 4:11AM0.91m | 3:59PM0.88m | 5:02AM0.95m | 4:48PM1.00m | 5:59AM0.94m | 5:48PM1.09m | 7:01AM0.86m | 6:59PM1.11m | 8:02AM0.73m | 8:10PM1.02m | ||||||||
5:07 | — | — | 5:07 | — | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:03 | — | — | 5:03 | — | — | |
— | — | 10:02 | — | — | 10:04 | — | — | 10:05 | — | — | 10:06 | — | — | 10:07 | — | — | 10:07 | — | — | 10:07 | |
mm | 2 | 2 | — | — | 2 | 6 | 1 | — | 2 | 9 | 9 | — | 1 | 1 | — | — | — | 18 | 3 | — | — |
Temp °C | 13 | 12 | 10 | 14 | 13 | 11 | 12 | 13 | 13 | 14 | 14 | 11 | 13 | 13 | 10 | 13 | 14 | 11 | 11 | 13 | 11 |
Feels °C | 5 | 3 | 3 | 9 | 9 | 8 | 10 | 9 | 8 | 10 | 11 | 7 | 7 | 6 | 5 | 8 | 9 | 9 | 7 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | — | — | — | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 11 | NW 10 | — | — | — | W 11 | W 10 | — | — | W 12 |
— | — | — | 1663 | 1405 | 1191 | 846 | 646 | 386 | 1006 | 1178 | 862 | 211 | — | — | — | 1423 | 555 | — | — | 3563 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 13 | — | N 6 | — | — | WSW 12 | SE 5 | — | S 4 | — | — | — | — | — | — | — | — | — |
— | — | — | 284 | — | 1 | — | — | 57 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | W 12 | W 13 | W 12 | — | — | SE 3 | — | — | S 4 | S 4 | SSW 4 | NW 10 | W 11 | W 10 | W 10 | W 10 | — | SE 4 | WSW 12 | W 14 | — |
2128 | 3606 | 4079 | — | — | 4 | — | — | 12 | 15 | 21 | 286 | 545 | 780 | 976 | 1827 | — | 57 | 5369 | 8933 | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 454 | 498 | 259 | 2 | 2 | 10 | 0 | 116 | 0 | 0 | 2 | 0 | 2 | 194 | 2 | 233 | 233 | 10 | 38 | 132 | 0 |
Best forecast wave conditions in Mayo and Achill Island | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.










