Surf Forecasts:
How big are the waves at Castlerock today (06 Nov):
- Morning surf: Morning surf (06 Nov, local time) - 1ft (0.3m), 13s period with NW swell.
- Afternoon surf: Afternoon surf (06 Nov, local time) - 1.5ft (0.4m), 12s period with NW swell.
- Evening surf: Evening surf (06 Nov, local time) - 1.5ft (0.4m), 11s period with NW swell.
The current surf forecast for Castlerock at 11AM is: 0.3m 12s primary swell from a Northwest direction and 0.2m 9s secondary swell from a West-northwest direction, 0.5m 4s secondary swell from a East direction (forecast issued at 05:00am November 06). The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Nov) | 1ft (0.3m) | 13s |
| Afternoon (06 Nov) | 1.5ft (0.4m) | 12s |
| Evening (06 Nov) | 1.5ft (0.4m) | 11s |
Table - waves today at Castlerock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Very mild (max 11°C on Fri afternoon, min 7°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||||
Friday 6 | Saturday 7 | Sunday 8 | Mon 9 | |||||||||||||||||||||||
3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||
Wave Height (m) Direction Period (s) | NW 10 | NW 10 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
Wave Graph  | ||||||||||||||||||||||||||
 kJ | 25 | 24 | 26 | 23 | 37 | 33 | 30 | 30 | 28 | 25 | 25 | 25 | 18 | 17 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 7 |
Wind (km/h) | ||||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | glassy | glassy | cross-on | cross-on | on | on | cross-on | on | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 3:55AM1.43m | 4:11PM1.77m | 4:31AM1.55m | 4:46PM1.77m | 5:04AM1.65m | 5:18PM1.75m | 5:35AM1.71m | |||||||||||||||||||
Low Tide | 9:59AM0.27m | 10:43PM0.21m | 10:41AM0.21m | 11:12PM0.17m | 11:18AM0.18m | 11:39PM0.16m | ||||||||||||||||||||
 | |  | |  | | | |  | |  | | | | | | | | | | | |  | | | | |
 | — | 7:39 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:46 |
 | — | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:37 | — | — | — | — | — | — | — | 4:36 | — | — | — | — | 4:34 |
mm | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 10 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 10 | 9 | 8 | 8 | 7 |
Feels °C | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 6 | 7 | 7 | 8 | 8 | 7 | 8 | 8 | 8 | 9 | 9 | 8 | 9 | 8 | 6 | 5 | 5 | 4 |
Swell 1 Height (m) Direction Period (s) | NW 10 | NW 10 | WNW 9 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 25 | 24 | 17 | 23 | 37 | 33 | 30 | 30 | 28 | 25 | 25 | 25 | 18 | 17 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 6 |
Swell 2 Height (m) Direction Period (s) | NW 13 | WNW 13 | NW 13 | WNW 9 | — | — | — | — | ENE 3 | — | — | — | — | ENE 3 | — | — | — | — | — | — | — | — | — | — | N 14 | NW 13 |
| kJ | 7 | 17 | 26 | 9 | — | — | — | — | 2 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 4 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 4 | E 4 | E 4 | E 4 | ENE 4 | ENE 4 | ENE 3 | ENE 3 | — | ENE 3 | ENE 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 20 | 13 | 8 | 7 | 5 | 4 | 2 | 2 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||||
Distance (km) | 40 | 40 | 40 | 40 | 40 | 16 | 16 | 16 | 16 | 16 | 27 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 251 | 328 | 251 | 251 | 336 | 354 | 334 | 91 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||||
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