Surf Forecasts:
How big are the waves at Castlerock today (06 Oct):
- Morning surf: Morning surf (06 Oct, local time) - 5ft (1.6m), 11s period with NW swell.
- Afternoon surf: Afternoon surf (06 Oct, local time) - 4.5ft (1.3m), 10s period with NW swell.
- Evening surf: Evening surf (06 Oct, local time) - 4.5ft (1.3m), 10s period with NW swell.
The current surf forecast for Castlerock at 4AM is: 1.8m 12s primary swell from a Northwest direction (forecast issued at 12:00am October 06). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Oct) | 5ft (1.6m) | 11s |
| Afternoon (06 Oct) | 4.5ft (1.3m) | 10s |
| Evening (06 Oct) | 4.5ft (1.3m) | 10s |
Table - waves today at Castlerock. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Thu afternoon. Very mild (max 12°C on Tue morning, min 8°C on Thu afternoon). Winds increasing (light winds from the NW on Mon night, fresh winds from the NW by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 6 | Wednesday 7 | Thursday 8 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | NW 13 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 11 | NW 10 | NW 10 | NW 10 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1136 | 855 | 663 | 505 | 441 | 330 | 318 | 279 | 279 | 302 | 319 | 308 | 412 | 623 | 743 | 866 | 882 | 770 | 589 | 466 | 371 | 287 | 187 | 122 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | off | off | off | cross-off |
High Tide | 3:50AM1.20m | 4:13PM1.64m | 4:39AM1.34m | 4:59PM1.80m | 5:18AM1.47m | 5:37PM1.91m | ||||||||||||||||||
Low Tide | 10:05PM0.48m | 9:49AM0.46m | 10:59PM0.33m | 10:42AM0.31m | 11:39PM0.21m | 11:25AM0.18m | ||||||||||||||||||
 |  | |  | | |  | |  | | | | |  | | | | | | |  |  | | | |
 | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 6 | 3 | 2 |
Temp °C | 11 | 11 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 10 | 8 | 11 | 14 |
Feels °C | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 5 | 5 | 4 | 5 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 2 | 5 | 10 |
Swell 1 Height (m) Direction Period (s) | NW 13 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 11 | NW 10 | — | NW 10 | — | — | — | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 |
| kJ | 1136 | 855 | 663 | 505 | 441 | 330 | 318 | 279 | 279 | 302 | 319 | 308 | — | 316 | — | — | — | 770 | 589 | 466 | 371 | 287 | 187 | 122 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | NW 10 | NW 10 | NW 11 | NW 11 | NW 11 | — | — | — | — | — | SSE 3 | SSW 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 412 | 623 | 743 | 866 | 882 | — | — | — | — | — | 3 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 42 | 9 | 42 | 27 | 9 | 0 | 0 | 27 | 400 | 398 | 885 | 885 | 847 | 879 | 187 | 162 | 9 | 0 | 0 | 283 | 283 | 9 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Castlerock 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.
Nearest