Surf Forecasts:
Dunfanaghy (Killahoey Beach) surf forecast from 24 Jul 2026:
- Best quality surf: Monday 27 Jul, 7AM (local time) - 3.5ft (1.0m), 11s period, N swell with offshore winds.
- Most powerful swell: Monday 27 Jul, 4AM (local time) - 3.5ft (1.0m), 11s period, N swell with 231 kJ wave energy.
- Next surfable swell (1★+): Monday 27 Jul, 7AM (local time) - 3.5ft (1.0m), 11s period with N swell.
Best Forecast Surf Conditions for Dunfanaghy (Killahoey Beach) this week:
The surf forecast for Dunfanaghy (Killahoey Beach) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 27) at 7AM. The primary swell is predicted to be 1.0m and 11s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Dunfanaghy (Killahoey Beach) in the next 16 days are 1.0m 11s and forecast to arrive on Monday (Jul 27) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 9s period and expected on Saturday (Jul 25) at 7AM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Mon 27th Jul) | 3.5ft (1.0m) 11s |
| Best Surf | 7AM (Mon 27th Jul) | 3.5ft (1.0m) 11s |
| Most Powerful | 4AM (Mon 27th Jul) | 3.5ft (1.0m) 11s |
Table - best surf conditions forecast for Dunfanaghy (Killahoey Beach) over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Fri night. Very mild (max 15°C on Fri morning, min 13°C on Thu night). Winds decreasing (strong winds from the WSW on Fri night, light winds from the WSW by Sat night). | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Mon morning. Very mild (max 17°C on Mon afternoon, min 13°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | |||||||||||||||
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 9 | WNW 8 | W 8 | WNW 10 | NW 11 | WNW 10 | WNW 9 | N 8 | N 9 | N 11 | N 10 | N 10 | NNW 9 | N 8 | N 8 | N 8 | N 10 | NNW 10 | N 9 | N 9 | NNW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 41 | 136 | 181 | 130 | 68 | 27 | 23 | 12 | 10 | 9 | 31 | 40 | 57 | 103 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | cross-off | cross | cross | cross-off |
High Tide | 3:33PM2.43m | 4:04AM2.39m | 4:37PM2.57m | 5:01AM2.51m | 5:26PM2.75m | 5:45AM2.66m | 6:06PM2.93m | 6:22AM2.80m | 6:42PM3.11m | 6:56AM2.91m | 7:16PM3.25m | 7:28AM2.98m | 7:48PM3.35m | ||||||||
Low Tide | 9:02AM1.15m | 9:45PM1.16m | 10:08AM1.08m | 10:47PM1.04m | 11:01AM0.94m | 11:34PM0.88m | 11:44AM0.77m | 00:14AM0.72m | 12:21PM0.59m | 00:50AM0.56m | 12:54PM0.43m | 1:23AM0.44m | 1:26PM0.31m | 1:56AM0.36m | |||||||
 |  |  |  | | |  | |  | | |  | | | | |  | | | | | |
 | 5:24 | — | — | 5:26 | — | — | 5:28 | — | — | 5:28 | — | — | 5:31 | — | — | 5:33 | — | — | 5:35 | — | — |
 | — | — | 9:50 | — | — | 9:49 | — | — | 9:46 | — | — | 9:45 | — | — | 9:43 | — | — | 9:42 | — | — | 9:39 |
mm | — | — | 1 | 1 | — | 2 | 1 | 1 | — | 1 | — | — | 1 | — | — | — | — | 1 | — | 1 | — |
Temp °C | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 14 | 16 | 17 | 17 | 17 | 16 | 14 | 16 | 16 | 14 | 20 | 20 | 18 |
Feels °C | 9 | 9 | 9 | 10 | 11 | 13 | 8 | 8 | 10 | 11 | 12 | 13 | 12 | 10 | 11 | 10 | 11 | 12 | 16 | 18 | 13 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | NW 11 | — | — | N 8 | WNW 10 | N 11 | N 10 | W 9 | W 9 | W 8 | W 8 | N 8 | N 8 | WNW 8 | WNW 8 | WNW 8 | NNW 9 |
| kJ | — | — | — | — | 1377 | — | — | 41 | 817 | 181 | 130 | 445 | 537 | 279 | 205 | 10 | 5 | 235 | 149 | 83 | 103 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | N 9 | N 10 | — | N 10 | NNW 9 | N 8 | N 8 | N 8 | N 10 | NNW 10 | N 9 | N 9 | W 7 |
| kJ | — | — | — | — | — | — | — | — | 136 | 108 | — | 68 | 27 | 23 | 12 | 4 | 9 | 31 | 40 | 57 | 24 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NNW 11 | — | — | — | — | — | — | — | — | — | — | — | NE 4 |
| kJ | — | — | — | — | — | — | — | — | 43 | — | — | — | — | — | — | — | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | WNW 9 | WNW 8 | W 8 | WNW 10 | — | WNW 10 | WNW 9 | WNW 10 | — | W 10 | W 9 | — | — | — | — | W 8 | W 8 | — | — | — | E 2 |
| kJ | 417 | 370 | 488 | 1374 | — | 1259 | 1479 | 1432 | — | 687 | 593 | — | — | — | — | 234 | 264 | — | — | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 381 | 1218 | 53 | 1126 | 354 | 45 | 335 | 335 | 22 | 23 | 354 | 34 | 354 | 83 | 22 | 45 | 83 | 4 | 4 | 4 | 424 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Dunfanaghy (Killahoey Beach) Surf forecast
The above surf forecast table for Dunfanaghy (Killahoey Beach) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dunfanaghy (Killahoey Beach) can be found by selecting the local surf guide option on the grey menu. Our Dunfanaghy (Killahoey Beach) 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 (Dunfanaghy (Killahoey Beach)) 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 Dunfanaghy (Killahoey Beach) 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.
Dunfanaghy (Killahoey Beach) is 30 km (19 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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