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Surf Forecasts:
Derrynane surfForecast / Kerry / Ireland
48hr Weather and Surf, issued 12 am Monday 25 May 2026 ISTForecast update in hr min s Forecast update imminent
Derrynane surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Derrynane sea temperature is
11.8° C
(Which is slightly cooler than normal)How big are the waves at Derrynane today?
The current surf forecast for Derrynane at 4AM is: 2.0m 13s primary swell from a West direction and 0.3m 13s secondary swell from a South-southwest direction (forecast issued at 12:00am May 25). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 6ft (1.8m) | 13s |
| Afternoon (25 May) | 5.5ft (1.7m) | 12s |
| Evening (25 May) | 0.5ft (0.2m) | 13s |
Table - waves today at Derrynane. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed afternoon. Warm (max 24°C on Wed morning, min 15°C on Sun night). Winds increasing (calm on Tue morning, fresh winds from the SE by Wed afternoon). | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
W 13 | W 13 | W 13 | W 13 | W 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | |
1391 | 1349 | 1196 | 1041 | 977 | 17 | 16 | 16 | 18 | 15 | 15 | 534 | 524 | 448 | 372 | 300 | 247 | 247 | 196 | 31 | 30 | 61 | 61 | 30 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | |
High Tide | 00:35AM2.80m | 1:23PM2.73m | 1:39AM2.80m | 2:19PM2.81m | 2:34AM2.84m | 3:06PM2.90m | ||||||||||||||||||
Low Tide | 7:03AM0.71m | 7:30PM0.95m | 8:00AM0.68m | 8:25PM0.85m | 8:47AM0.65m | 9:11PM0.74m | ||||||||||||||||||
 | |  | | | | | | | | | | |  | |  | | | | | | |  |  | |
 | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:39 | — | — | — | — | — | — | — | 9:42 | — | — | — | — | — | — | — | 9:43 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | |
Temp °C | 15 | 15 | 15 | 17 | 18 | 19 | 19 | 18 | 18 | 18 | 19 | 21 | 21 | 21 | 20 | 19 | 21 | 21 | 20 | 22 | 24 | 21 | 19 | 16 |
13 | 13 | 12 | 16 | 17 | 20 | 20 | 19 | 19 | 20 | 21 | 23 | 22 | 23 | 23 | 21 | 22 | 21 | 20 | 21 | 22 | 16 | 15 | 13 | |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 |
 kJ | 1391 | 1349 | 1196 | 1041 | 977 | 833 | 805 | 819 | 805 | 792 | 678 | 534 | 524 | 448 | 372 | 300 | 247 | 247 | 196 | 158 | 158 | 120 | 87 | 61 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 13 | S 13 | SSW 13 | SSW 13 | SW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 |
| kJ | 34 | 34 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 15 | 13 | 13 | 16 | 16 | 14 | 31 | 30 | 61 | 61 | 30 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | S 21 | S 21 | SW 21 | S 21 | S 21 | S 18 | SW 19 | SSW 19 | SSW 19 | SSW 19 | SW 19 | SW 19 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | — | — | — | — | — | — | 9 | 9 | 18 | 9 | 9 | 6 | 15 | 37 | 37 | 37 | 15 | 15 | 6 | 6 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SE 5 | SE 4 | — | SE 5 | SE 5 | SE 4 | SE 5 | SE 5 | SE 4 | SE 4 | SE 4 | SSE 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 5 | — | 5 | 3 | 4 | 5 | 6 | 7 | 13 | 16 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 15 | 15 | 15 | 15 | 15 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 37 | 37 | 37 | 37 |
Best forecast wave conditions in Kerry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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