Surf Forecasts:
Kilcummin Harbour surf forecast from 21 Oct 2026:
- Best quality surf: Saturday 24 Oct, 1AM (local time) - 16ft (5.0m), 13s period, WNW swell with cross-shore winds.
- Most powerful swell: Sunday 25 Oct, 6AM (local time) - 33ft (10.0m), 15s period, WNW swell with 47,506 kJ wave energy.
- Next surfable swell (1★+): Wednesday 21 Oct, 10PM (local time) - 10ft (3.0m), 13s period with WNW 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 Wednesday (Oct 21) at 10PM. The primary swell is predicted to be 3.0m and 13s period with a secondary swell of 1.2m and 8s. 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 10.0m 15s and forecast to arrive on Sunday (Oct 25) at 6AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 5s period and expected on Tuesday (Oct 27) at 3PM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Wed 21st Oct) | 10ft (3.0m) 13s |
| Best Surf | 1AM (Sat 24th Oct) | 16ft (5.0m) 13s |
| Most Powerful | 6AM (Sun 25th Oct) | 33ft (10.0m) 15s |
Table - best surf conditions forecast for Kilcummin Harbour over the next 16 days.
Short Range ForecastHeavy rain (total 27mm), heaviest during Tue night. Very mild (max 11°C on Tue night, min 7°C on Tue night). Winds decreasing (gales from the NW on Tue night, light winds from the WNW by Thu afternoon). | Days 4-6 Weather SummaryHeavy rain (total 22mm), heaviest during Sat afternoon. Very mild (max 16°C on Mon afternoon, min 9°C on Fri night). Winds decreasing (gales from the W on Sat night, light winds from the S by Sun night). | ||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | |||||||||||||||
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) | WNW 10 | WNW 13 | WNW 13 | WNW 12 | W 11 | WNW 11 | WNW 12 | WNW 12 | WNW 13 | WNW 12 | W 11 | WNW 14 | WNW 15 | WNW 14 | WNW 12 | N 12 | N 11 | WSW 11 | W 15 | W 16 | W 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4704 | 4494 | 2394 | 1543 | 1208 | 1628 | 3546 | 6588 | 8270 | 3078 | 2558 | 25434 | 39002 | 20931 | 3445 | 1679 | 708 | 1752 | 12206 | 21121 | 19786 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off |
High Tide | 3:11PM2.72m | 3:51AM2.48m | 3:55PM2.95m | 4:29AM2.75m | 4:32PM3.17m | 5:05AM3.01m | 5:09PM3.37m | 5:39AM3.24m | 5:46PM3.51m | 6:14AM3.42m | 6:25PM3.58m | 6:51AM3.53m | 7:06PM3.55m | ||||||||
Low Tide | 8:53AM1.19m | 9:46PM0.87m | 9:41AM0.98m | 10:21PM0.60m | 10:21AM0.76m | 10:53PM0.34m | 10:58AM0.53m | 11:25PM0.12m | 11:35AM0.32m | 11:58PM-0.02m | 12:12PM0.16m | 00:33AM-0.07m | 12:51PM0.07m | 1:10AM-0.03m | |||||||
 |  |  | |  |  |  | | | |  |  | | |  | | | | | | | |
 | 8:15 | — | — | 8:17 | — | — | 8:18 | — | — | 8:21 | — | — | 7:22 | — | — | 8:25 | — | — | 8:26 | — | — |
 | — | 6:25 | — | — | 6:23 | — | — | 6:22 | — | — | 6:19 | — | — | 5:16 | — | — | 6:15 | — | — | 6:13 | — |
mm | — | — | — | — | 2 | 5 | 1 | 1 | — | 2 | 11 | 2 | — | — | — | 4 | 3 | 5 | 1 | 1 | — |
Temp °C | 10 | 10 | 8 | 11 | 11 | 9 | 10 | 10 | 11 | 10 | 13 | 10 | 10 | 10 | 11 | 12 | 16 | 15 | 10 | 10 | 10 |
Feels °C | -1 | 3 | 4 | 7 | 8 | 4 | 1 | 0 | 3 | 1 | 9 | -3 | -4 | -1 | 4 | 7 | 11 | 6 | -3 | -2 | 0 |
Swell 1 Height (m) Direction Period (s) | — | N 9 | WNW 13 | WNW 12 | W 11 | WNW 11 | — | — | — | WNW 12 | SE 5 | — | — | — | WNW 12 | N 12 | N 11 | N 10 | N 9 | W 16 | W 16 |
| kJ | — | 311 | 2394 | 1543 | 1208 | 1628 | — | — | — | 3078 | 9 | — | — | — | 3445 | 1679 | 708 | 194 | 41 | 21121 | 19786 |
Swell 2 Height (m) Direction Period (s) | — | — | N 8 | N 7 | N 7 | — | — | — | — | — | — | — | — | — | NNW 12 | WNW 11 | WNW 11 | NW 12 | — | N 9 | — |
| kJ | — | — | 157 | 54 | 38 | — | — | — | — | — | — | — | — | — | 3298 | 1371 | 505 | 147 | — | 15 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 11 | WNW 18 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 119 | 61 | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 10 | WNW 13 | — | — | — | N 7 | WNW 12 | WNW 12 | WNW 13 | S 4 | W 11 | WNW 14 | WNW 15 | WNW 14 | — | SE 4 | SSE 5 | WSW 11 | W 15 | SSW 5 | — |
| kJ | 4704 | 4494 | — | — | — | 14 | 3546 | 6588 | 8270 | 33 | 2558 | 25434 | 39002 | 20931 | — | 19 | 48 | 1752 | 12206 | 174 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 174 | 376 | 0 | 0 | 0 | 171 | 484 | 550 | 283 | 178 | 15 | 1199 | 576 | 730 | 233 | 51 | 122 | 145 | 562 | 899 | 1178 |
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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