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Rossnowlagh surfForecast / Donegal / Ireland
12 Day Weather and Surf, issued 12 am Tuesday 22 Apr 2025 IST
Best Forecast Surf Conditions for Rossnowlagh this week:
The surf forecast for Rossnowlagh over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Apr 22) at 7AM. The primary swell is predicted to be 1.5m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Rossnowlagh in the next 12 days are 1.4m 14s and forecast to arrive on Friday (Apr 25) at 4PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 3s period and expected on Tuesday (Apr 22) at 1PM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Tue 22nd Apr) | 5ft (1.5m) 11s |
| Best Surf | 1AM (Fri 25th Apr) | 4.5ft (1.3m) 14s |
| Most Powerful | 4PM (Fri 25th Apr) | 4.5ft (1.4m) 14s |
Table - best surf conditions forecast for Rossnowlagh over the next 12 days.
Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Sat 03 | |||||||||||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 10 | 9 | 10 | 12 | 11 | 11 | 16 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 10 | 9 | 9 | 9 | 11 | 10 | 19 | 16 | 16 | 14 | 12 | 11 | 10 | 9 | 9 | 11 | 11 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 814 | 396 | 206 | 173 | 131 | 166 | 118 | 85 | 125 | 691 | 617 | 768 | 488 | 643 | 342 | 517 | 573 | 485 | 200 | 106 | 103 | 83 | 181 | 284 | 463 | 6304 | 5017 | 2066 | 956 | 483 | 204 | 85 | 81 | 155 | 151 | 610 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | cross- off | glass | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | on | cross- off | cross | cross | on | on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | on | cross- on | glass | glass | on | cross- off | cross- off | cross- on |
High Tide / height (m) | 1:19AM 2.66 | 2:10PM 2.34 | 2:34AM 2.87 | 3:22PM 2.59 | 3:32AM 3.18 | 4:15PM 2.90 | 4:22AM 3.49 | 5:01PM 3.22 | 5:08AM 3.75 | 5:43PM 3.49 | 5:53AM 3.92 | 6:25PM 3.70 | 6:39AM 3.95 | 7:06PM 3.81 | 7:24AM 3.85 | 7:49PM 3.81 | 8:11AM 3.62 | 8:33PM 3.71 | 9:00AM 3.31 | 9:22PM 3.53 | 9:54AM 2.95 | 10:17PM 3.29 | 10:56AM 2.62 | |||||||||||||
Low Tide / height (m) | 8:03AM 1.19 | 8:04PM 1.22 | 9:14AM 0.88 | 9:13PM 1.00 | 10:04AM 0.51 | 10:06PM 0.71 | 10:47AM 0.17 | 10:53PM 0.42 | 11:28AM -0.10 | 11:38PM 0.16 | 12:08PM -0.24 | 12:22AM -0.03 | 12:48PM -0.25 | 1:07AM -0.11 | 1:28PM -0.14 | 1:53AM -0.06 | 2:10PM 0.08 | 2:41AM 0.12 | 2:53PM 0.36 | 3:34AM 0.39 | 3:40PM 0.66 | 4:36AM 0.70 | 4:36PM 0.95 | |||||||||||||
Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Sat 03 | |||||||||||||||||||||||||
| Sunrise | - | 6:15 | - | - | 6:13 | - | - | 6:11 | - | - | 6:07 | - | - | 6:05 | - | - | 6:03 | - | - | 6:01 | - | - | 6:00 | - | - | 5:56 | - | - | 5:54 | - | - | 5:52 | - | - | 5:50 | - |
| Sunset | - | - | 8:47 | - | - | 8:50 | - | - | 8:52 | - | - | 8:53 | - | - | 8:55 | - | - | 8:58 | - | - | 9:00 | - | - | 9:00 | - | - | 9:02 | - | - | 9:05 | - | - | 9:07 | - | - | 9:08 |
 |  |  | |  |  | | | |  | | |  | | |  |  | | | | | | | | | | | | | | |  | | | | | |
Rain (mm) | - | 3 | 11 | - | - | - | - | - | 4 | 2 | - | 2 | 7 | 6 | 1 | 9 | 8 | 7 | 1 | - | - | - | - | 1 | - | 8 | 2 | 11 | 2 | 2 | - | - | - | - | - | 6 |
| Temp. °C | 9 | 9 | 10 | 9 | 14 | 14 | 11 | 14 | 11 | 10 | 13 | 15 | 10 | 11 | 13 | 11 | 12 | 12 | 10 | 11 | 11 | 9 | 11 | 11 | 9 | 9 | 11 | 10 | 11 | 11 | 9 | 12 | 14 | 13 | 14 | 13 |
| Feels °C (?) | 7 | 4 | 4 | 6 | 11 | 12 | 9 | 8 | 7 | 7 | 11 | 13 | 9 | 5 | 9 | 10 | 10 | 9 | 6 | 8 | 7 | 7 | 6 | 5 | 5 | 4 | 3 | 3 | 3 | 4 | 6 | 10 | 12 | 11 | 10 | 11 |
Short Range Forecast: Moderate rain (total 18mm), heaviest on Tue afternoon. Very mild (max 14°C on Wed morning, min 5°C on Mon night). Winds decreasing (fresh winds from the SE on Tue afternoon, calm by Wed afternoon). | Days 3-6 Weather Summary Heavy rain (total 42mm), heaviest during Fri night. Very mild (max 15°C on Fri afternoon, min 6°C on Fri night). Wind will be generally light. | Days 6-9 Weather Summary Moderate rain (total 12mm), heaviest on Wed morning. Very mild (max 11°C on Mon morning, min 8°C on Sun night). Winds increasing (light winds from the W on Sun night, fresh winds from the WSW by Wed afternoon). | Long Range Forecast: Heavy rain (total 21mm), heaviest during Wed night. Very mild (max 14°C on Fri afternoon, min 8°C on Wed night). Winds decreasing (fresh winds from the WNW on Thu morning, calm by Thu night). | |||||||||||||||||||||||||||||||||
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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 Rossnowlagh 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 Rossnowlagh Surf forecast
The above surf forecast table for Rossnowlagh provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Rossnowlagh can be found by selecting the local surf guide option on the grey menu. Our Rossnowlagh 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 (Rossnowlagh) 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 Rossnowlagh 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.
Rossnowlagh is 17 km (11 miles) from Killybegs. If you plan a holiday in Donegal, look for hotels and other accommodation in Killybegs. Killybegs has rooms for a wide range of budgets as well as car hire and transport links.
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