Surf Forecasts:
Dunfanaghy (Killahoey Beach) surf forecast from 14 Sep 2026:
- Best quality surf: Monday 14 Sep, 4PM (local time) - 2.5ft (0.7m), 12s period, N swell with cross-offshore winds.
- Most powerful swell: Monday 14 Sep, 1PM (local time) - 2.5ft (0.7m), 13s period, N swell with 163 kJ wave energy.
- Next surfable swell (1★+): Monday 14 Sep, 4PM (local time) - 2.5ft (0.7m), 12s 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 (Sep 14) at 4PM. The primary swell is predicted to be 0.7m and 12s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Dunfanaghy (Killahoey Beach) in the next 16 days are 0.7m 13s and forecast to arrive on Monday (Sep 14) at 1PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 5.0m 14s period and expected on Thursday (Sep 17) at 7PM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Mon 14th Sep) | 2.5ft (0.7m) 12s |
| Best Surf | 4PM (Mon 14th Sep) | 2.5ft (0.7m) 12s |
| Most Powerful | 1PM (Mon 14th Sep) | 2.5ft (0.7m) 13s |
Table - best surf conditions forecast for Dunfanaghy (Killahoey Beach) over the next 16 days.
Short Range ForecastModerate rain (total 15mm), heaviest on Mon afternoon. Very mild (max 19°C on Mon morning, min 12°C on Wed morning). Winds increasing (light winds from the SSE on Mon afternoon, strong winds from the W by Wed night). | Days 4-6 Weather SummaryLight rain (total 7mm), mostly falling on Fri afternoon. Very mild (max 15°C on Fri afternoon, min 12°C on Sat night). Winds decreasing (strong winds from the W on Thu afternoon, light winds from the SSW by Sat night). | ||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | |||||||||||||||
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) | N 13 | N 12 | N 12 | N 11 | N 11 | N 10 | N 9 | N 9 | NNW 8 | N 9 | N 8 | WNW 14 | WNW 13 | WNW 12 | WNW 11 | WNW 10 | WNW 10 | WNW 12 | WNW 14 | WNW 13 | NW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 166 | 153 | 103 | 86 | 58 | 30 | 15 | 14 | 24 | 24 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | off | off |
High Tide | 8:52PM3.38m | 9:07AM3.16m | 9:24PM3.10m | 9:40AM2.96m | 9:58PM2.79m | 10:16AM2.73m | 10:36PM2.49m | 11:02AM2.48m | 11:31PM2.22m | 12:19PM2.27m | 1:15AM2.06m | 2:25PM2.25m | 3:15AM2.13m | ||||||||
Low Tide | 2:34PM0.12m | 2:56AM0.26m | 3:09PM0.35m | 3:28AM0.52m | 3:46PM0.63m | 4:01AM0.80m | 4:26PM0.93m | 4:41AM1.08m | 5:20PM1.22m | 5:41AM1.31m | 6:56PM1.42m | 7:33AM1.42m | 9:03PM1.37m | ||||||||
 |  |  |  | | | | | | |  |  | | | |  | | | | |  | |
 | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:11 | — | — |
 | — | 7:52 | — | — | 7:50 | — | — | 7:46 | — | — | 7:45 | — | — | 7:42 | — | — | 7:39 | — | — | 7:37 | — |
mm | — | 2 | 2 | 2 | 2 | 3 | — | — | 4 | 2 | — | — | 1 | 4 | — | — | — | — | 1 | 2 | — |
Temp °C | 19 | 18 | 17 | 14 | 14 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 15 | 15 | 14 | 14 | 13 | 11 | 16 | 16 |
Feels °C | 18 | 16 | 14 | 9 | 8 | 6 | 7 | 8 | 8 | 4 | 4 | 6 | 9 | 9 | 9 | 7 | 7 | 7 | 9 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | W 8 | N 12 | N 11 | N 11 | N 10 | N 9 | WNW 10 | NNW 8 | N 9 | N 8 | — | WNW 13 | WNW 12 | — | WNW 10 | WNW 10 | WNW 12 | WNW 14 | WNW 13 | NW 13 |
| kJ | 113 | 138 | 103 | 86 | 58 | 30 | 15 | 574 | 24 | 24 | 6 | — | 3744 | 1844 | — | 820 | 826 | 1631 | 2759 | 2460 | 2039 |
Swell 2 Height (m) Direction Period (s) | N 13 | N 12 | — | — | — | — | N 9 | N 9 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 166 | 153 | — | — | — | — | 7 | 14 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | WNW 9 | WNW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 49 | 88 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 3 | W 10 | W 10 | WNW 9 | WNW 12 | WNW 10 | WSW 4 | W 8 | WNW 11 | WNW 14 | WNW 14 | — | WNW 12 | WNW 11 | — | — | — | — | — | — |
| kJ | — | 2 | 592 | 426 | 669 | 1903 | 1170 | 35 | 708 | 2476 | 7737 | 7986 | — | 2250 | 1277 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 9 | 0 | 131 | 424 | 792 | 620 | 155 | 83 | 397 | 472 | 1078 | 447 | 75 | 53 | 83 | 342 | 346 | 45 | 4 | 45 | 53 |
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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