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Clonmass Bay (Ards) surfForecast / Donegal / Ireland
16 Day Weather and Surf, issued 12 am Tuesday 05 May 2026 ISTForecast update in hr min s Forecast update imminent
Clonmass Bay (Ards) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Clonmass Bay (Ards) sea temperature is
11.2° C
(Which is 1.1°C warmer than normal for this time of year)Best Forecast Surf Conditions for Clonmass Bay (Ards) this week:
The surf forecast for Clonmass Bay (Ards) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (May 06) at 4AM. The primary swell is predicted to be 1.1m and 6s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Clonmass Bay (Ards) in the next 16 days are 2.2m 12s and forecast to arrive on Friday (May 08) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 10s period and expected on Thursday (May 07) at 4PM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Wed 6th May) | 3.5ft (1.1m) 6s |
| Best Surf | 4AM (Sun 10th May) | 8ft (2.5m) 7s |
| Most Powerful | 4PM (Fri 8th May) | 7ft (2.2m) 12s |
Table - best surf conditions forecast for Clonmass Bay (Ards) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Thu morning, min 6°C on Tue night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 29mm), heaviest during Sat night. Very mild (max 12°C on Sun morning, min 7°C on Thu night). Winds decreasing (fresh winds from the NNE on Fri night, light winds from the ENE by Sat night). | ||||||||||||||||||||
Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | Sunday 10 | Monday 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 |  |  |  |  |  |  |  | ||||||||||||||
NNW 7 | N 5 | N 6 | N 10 | N 10 | N 9 | N 9 | N 10 | NNW 10 | NW 12 | NNW 12 | N 11 | N 7 | N 8 | N 7 | N 7 | N 10 | N 9 | N 9 | N 9 | N 10 | |
69 | 50 | 140 | 296 | 200 | 110 | 60 | 46 | 30 | 0 | 1355 | 991 | 787 | 750 | 706 | 352 | 363 | 106 | 56 | 55 | 158 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | cross-on | cross-on | cross-off | on | cross-off | cross-off | cross | cross-off | cross-on | cross | cross | cross | cross | cross | cross-off | cross-off | cross | on | on | cross-on | |
High Tide | 8:46AM2.87m | 9:05PM2.98m | 9:21AM2.69m | 9:44PM2.81m | 10:00AM2.49m | 10:31PM2.64m | 10:49AM2.31m | 11:30PM2.51m | 11:57AM2.19m | 00:43AM2.46m | 1:20PM2.17m | 1:56AM2.53m | 2:36PM2.29m | 2:58AM2.70m | |||||||
Low Tide | 2:46PM0.62m | 3:14AM0.74m | 3:21PM0.78m | 3:55AM0.94m | 4:02PM0.93m | 4:45AM1.11m | 4:52PM1.07m | 5:52AM1.22m | 6:00PM1.16m | 7:14AM1.20m | 7:20PM1.15m | 8:27AM1.04m | 8:31PM1.03m | ||||||||
 | |  | | |  | | | |  | | | |  |  |  | |  | | | | |
 | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:35 | — | — | 5:33 | — | — | 5:31 | — | — |
 | — | — | 9:14 | — | — | 9:15 | — | — | 9:17 | — | — | 9:19 | — | — | 9:21 | — | — | 9:22 | — | — | 9:24 |
— | — | — | — | — | — | — | — | — | 1 | — | — | 4 | 10 | 13 | — | 1 | 5 | 4 | 3 | 2 | |
Temp °C | 9 | 8 | 7 | 9 | 9 | 8 | 12 | 12 | 9 | 10 | 8 | 8 | 8 | 8 | 10 | 12 | 11 | 10 | 10 | 10 | 9 |
4 | 1 | 3 | 6 | 4 | 5 | 6 | 6 | 5 | 7 | 2 | 1 | 1 | 2 | 8 | 9 | 7 | 4 | 9 | 5 | 1 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | NW 8 | WNW 9 | N 10 | N 10 | N 9 | W 6 | WNW 10 | WNW 9 | NW 12 | NNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | N 10 | NW 7 | NW 8 | NW 8 | N 10 |
 kJ | 76 | 133 | 96 | 296 | 200 | 110 | 75 | 807 | 311 | 624 | 1355 | 49 | 46 | 24 | 23 | 20 | 363 | 119 | 187 | 113 | 158 |
Swell 2 Height (m) Direction Period (s) | NW 11 | N 12 | N 11 | WNW 8 | WNW 8 | WNW 8 | N 9 | N 10 | NNW 10 | WNW 14 | WNW 13 | — | — | — | — | — | W 10 | N 9 | N 9 | N 9 | WNW 8 |
| kJ | 19 | 3 | 61 | 59 | 43 | 34 | 60 | 46 | 30 | 40 | 58 | — | — | — | — | — | 17 | 106 | 56 | 55 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | NNW 11 | — | ENE 4 | — | NW 10 | — | NW 16 | WNW 14 | — | — | — | — | — | — | WNW 10 | — | — | N 11 | NW 14 |
| kJ | — | — | 41 | — | 2 | — | 14 | — | 9 | 20 | — | — | — | — | — | — | 9 | — | — | 39 | 8 |
Wind waves Height (m) Direction Period (s) | NNW 7 | N 5 | N 6 | — | — | — | — | — | — | — | — | N 11 | N 7 | N 8 | N 7 | N 7 | — | — | — | — | WNW 6 |
| kJ | 69 | 50 | 140 | — | — | — | — | — | — | — | — | 991 | 787 | 750 | 706 | 352 | — | — | — | — | 53 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 267 | 349 | 45 | 0 | 1 | 1 | 14 | 48 | 2 | 1 | 246 | 70 | 106 | 526 | 34 | 0 | 45 | 242 | 18 | 42 | 349 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Clonmass Bay (Ards) 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 Clonmass Bay (Ards) Surf forecast
The above surf forecast table for Clonmass Bay (Ards) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Clonmass Bay (Ards) can be found by selecting the local surf guide option on the grey menu. Our Clonmass Bay (Ards) 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 (Clonmass Bay (Ards)) 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 Clonmass Bay (Ards) 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.
Clonmass Bay (Ards) is 26 km (16 miles) from the city of Letterkenny. If you plan a holiday in Donegal, look for hotels and other accommodation in Letterkenny. Letterkenny has rooms for a wide range of budgets as well as car hire and transport links.
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