Surf Forecasts:
Carrownisky surf forecast from 5 Oct 2026:
- Best quality surf: Tuesday 6 Oct, 4AM (local time) - 2.5ft (0.7m), 11s period, WNW swell with cross-offshore winds.
- Most powerful swell: Monday 12 Oct, 7PM (local time) - 5.5ft (1.7m), 10s period, SSW swell with 565 kJ wave energy.
- Next surfable swell (1★+): Tuesday 6 Oct, 4AM (local time) - 2.5ft (0.7m), 11s period with WNW swell.
Best Forecast Surf Conditions for Carrownisky this week:
The surf forecast for Carrownisky over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Oct 06) at 4AM. The primary swell is predicted to be 0.7m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Carrownisky in the next 16 days are 1.7m 10s and forecast to arrive on Monday (Oct 12) at 7PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Monday (Oct 12) at 1AM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Tue 6th Oct) | 2.5ft (0.7m) 11s |
| Best Surf | 4AM (Tue 6th Oct) | 2.5ft (0.7m) 11s |
| Most Powerful | 7PM (Mon 12th Oct) | 5.5ft (1.7m) 10s |
Table - best surf conditions forecast for Carrownisky over the next 16 days.
Short Range ForecastModerate rain (total 11mm), heaviest on Mon night. Very mild (max 14°C on Mon morning, min 10°C on Mon night). Winds increasing (light winds from the N on Tue morning, fresh winds from the NW by Wed morning). | Days 4-6 Weather SummaryModerate rain (total 15mm), heaviest on Thu afternoon. Very mild (max 15°C on Thu afternoon, min 11°C on Thu morning). Winds decreasing (strong winds from the WSW on Thu night, light winds from the SW by Sat night). | ||||||||||||||||||||
Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | |||||||||||||||
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 11 | W 11 | WNW 12 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NW 11 | WNW 11 | WNW 11 | SW 4 | W 10 | W 11 | W 10 | W 10 | WNW 10 | W 12 | WNW 12 | W 10 | W 10 | WNW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 235 | 143 | 183 | 85 | 77 | 57 | 116 | 233 | 140 | 88 | 46 | 494 | 326 | 244 | 262 | 281 | 371 | 145 | 102 | 48 | 31 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | on | on | on | on | cross-on | on | cross | cross | cross-off |
High Tide | 1:41PM3.05m | 2:45AM2.97m | 2:57PM3.27m | 3:47AM3.24m | 3:55PM3.53m | 4:35AM3.50m | 4:41PM3.75m | 5:14AM3.72m | 5:22PM3.89m | 5:50AM3.86m | 6:00PM3.95m | 6:23AM3.92m | 6:35PM3.92m | ||||||||
Low Tide | 8:25PM0.92m | 8:50AM1.18m | 9:29PM0.62m | 9:48AM0.90m | 10:17PM0.35m | 10:33AM0.63m | 10:57PM0.15m | 11:12AM0.41m | 11:33PM0.05m | 11:48AM0.27m | 00:06AM0.05m | 12:22PM0.21m | 00:38AM0.14m | ||||||||
 | |  |  |  |  | |  |  | |  | | |  |  | | |  | | | | |
 | 7:47 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — | 7:54 | — | — | 7:56 | — | — | 7:58 | — | — |
 | — | 7:07 | — | — | 7:05 | — | — | 7:01 | — | — | 7:00 | — | — | 6:58 | — | — | 6:54 | — | — | 6:52 | — |
mm | 1 | 2 | 6 | — | — | — | — | 1 | 1 | 2 | 8 | 5 | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 15 | 15 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 15 |
Feels °C | 10 | 12 | 8 | 8 | 7 | 8 | 5 | 5 | 7 | 6 | 9 | 9 | 5 | 4 | 4 | 2 | 5 | 8 | 8 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | — | W 11 | WNW 12 | WNW 10 | WNW 10 | WNW 10 | — | — | WNW 11 | WNW 11 | WNW 10 | — | — | — | — | — | — | WNW 12 | W 10 | W 10 | WNW 10 |
| kJ | — | 143 | 183 | 85 | 77 | 57 | — | — | 140 | 88 | 20 | — | — | — | — | — | — | 145 | 102 | 48 | 31 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 11 | NW 11 | NW 10 | SW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 18 | 30 | 16 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 11 | — | — | — | — | — | WNW 10 | NW 11 | — | WSW 3 | SW 4 | W 10 | W 11 | W 10 | W 10 | WNW 10 | W 12 | WSW 3 | — | S 3 | SSE 3 |
| kJ | 235 | — | — | — | — | — | 116 | 233 | — | 1 | 46 | 494 | 326 | 244 | 262 | 281 | 371 | 4 | — | 1 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 74 | 159 | 22 | 0 | 96 | 74 | 625 | 900 | 74 | 70 | 167 | 523 | 1151 | 566 | 573 | 573 | 700 | 166 | 4 | 70 | 101 |
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 Carrownisky 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 Carrownisky Surf forecast
The above surf forecast table for Carrownisky provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Carrownisky can be found by selecting the local surf guide option on the grey menu. Our Carrownisky 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 (Carrownisky) 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 Carrownisky 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.
Are you planning a holiday in Mayo and Achill Island? If you are looking for accommodation near Carrownisky, camping, hotels and holiday cottages in Mayo and Achill Island, consider staying in Westport which is 25 km (16 miles) away. Other places in and around Mayo and Achill Island where you can find information about places to rent, and car hire include Belmullet which is 55 km (34 miles) away, Claremorris, Ballina and Galway.
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