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Red Strand (Dirk Bay) surfForecast / Cork / Ireland
48hr Weather and Surf, issued 6 am Wednesday 20 May 2026 ISTForecast update in hr min s Forecast update imminent
Red Strand (Dirk Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Red Strand (Dirk Bay) sea temperature is
12.0° C
(Which is normal for this time of year)How big are the waves at Red Strand (Dirk Bay) today?
The current surf forecast for Red Strand (Dirk Bay) at 12PM is: 1.3m 8s primary swell from a South-southwest direction and 0.6m 13s secondary swell from a West-southwest direction, 0.2m 16s secondary swell from a South-southwest direction (forecast issued at 06:00am May 20). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.4m) | 8s |
| Afternoon (20 May) | 4ft (1.2m) | 8s |
| Evening (20 May) | 4ft (1.2m) | 7s |
Table - waves today at Red Strand (Dirk Bay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Very mild (max 14°C on Fri morning, min 12°C on Wed night). Winds decreasing (fresh winds from the S on Wed night, calm by Fri night). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 14 | WSW 13 | SSW 8 | SSW 8 | SSW 8 | S 7 | S 7 | S 7 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | S 6 | S 6 | SW 9 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | |
370 | 1405 | 226 | 186 | 169 | 134 | 142 | 171 | 176 | 181 | 92 | 119 | 106 | 126 | 144 | 91 | 112 | 88 | 55 | 58 | 54 | 53 | 51 | 51 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | on | on | on | on | on | on | on | cross-on | cross-on | on | glassy | |
High Tide | 8:19AM3.37m | 8:45PM3.41m | 9:12AM3.17m | 9:41PM3.21m | 10:10AM2.97m | 10:42PM3.01m | ||||||||||||||||||
Low Tide | 2:18AM0.20m | 2:39PM0.28m | 3:14AM0.37m | 3:37PM0.45m | 4:16AM0.55m | 4:41PM0.62m | ||||||||||||||||||
 |  |  | | | |  |  | | | | |  | |  | | | |  | | | | | | |
 | 5:37 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | 5:33 |
 | — | — | — | — | — | 9:27 | — | — | — | — | — | — | — | 9:29 | — | — | — | — | — | — | — | 9:30 | — | 9:31 |
— | — | — | — | — | — | — | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 13 | 13 |
5 | 6 | 8 | 9 | 9 | 9 | 7 | 8 | 9 | 8 | 10 | 9 | 10 | 8 | 8 | 9 | 9 | 11 | 11 | 12 | 12 | 13 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | WSW 14 | SSW 8 | SSW 8 | WSW 13 | W 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | W 11 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | SSW 7 | S 6 | S 6 | SE 6 | SW 10 | SSE 6 | SSE 6 | SSE 6 | SSE 6 |
 kJ | 352 | 284 | 226 | 129 | 75 | 47 | 26 | 25 | 23 | 9 | 69 | 50 | 67 | 67 | 31 | 66 | 112 | 88 | 24 | 58 | 43 | 51 | 43 | 31 |
Swell 2 Height (m) Direction Period (s) | — | WSW 13 | WSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | WSW 11 | WSW 10 | SSW 15 | SSW 15 | WSW 12 | SE 6 | WSW 11 | WSW 11 | SW 9 | WSW 11 | SW 9 | SW 9 | SW 9 | SW 9 |
| kJ | — | 201 | 133 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 11 | 11 | 21 | 21 | 47 | 38 | 70 | 74 | 55 | 49 | 54 | 53 | 51 | 51 |
Swell 3 Height (m) Direction Period (s) | — | SSW 17 | SW 17 | SSW 16 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 15 | SSW 15 | — | — | SSW 15 | S 6 | SW 10 | SW 9 | WSW 12 | SSW 14 | SW 11 | WSW 11 | WSW 11 | WSW 11 |
| kJ | — | 28 | 11 | 26 | 3 | 3 | 3 | 3 | 3 | 3 | 23 | 22 | — | — | 21 | 24 | 33 | 29 | 55 | 19 | 31 | 25 | 25 | 25 |
Wind waves Height (m) Direction Period (s) | SSW 8 | WSW 13 | — | SSW 8 | SSW 8 | S 7 | S 7 | S 7 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | — | SE 6 | SSW 6 | SSE 6 | — | — | — | — |
| kJ | 370 | 1405 | — | 186 | 169 | 134 | 142 | 171 | 176 | 181 | 92 | 119 | 106 | 126 | 144 | 91 | — | 46 | 40 | 42 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 304 | 428 | 122 | 103 | 113 | 103 | 93 | 111 | 111 | 93 | 93 | 93 | 288 | 111 | 93 | 93 | 93 | 71 | 111 | 113 | 276 | 71 | 71 | 5 |
Best forecast wave conditions in Cork | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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