Surf Forecasts:
How big are the waves at Castlerock today (22 Jun):
- Morning surf: Morning surf (22 Jun, local time) - 1.5ft (0.5m), 7s period with NW swell.
- Afternoon surf: Afternoon surf (22 Jun, local time) - 1.5ft (0.4m), 7s period with NW swell.
- Evening surf: Evening surf (22 Jun, local time) - 1.5ft (0.4m), 7s period with NW swell.
The current surf forecast for Castlerock at 12PM is: 0.4m 7s primary swell from a Northwest direction (forecast issued at 06:00am June 22). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Jun) | 1.5ft (0.5m) | 7s |
| Afternoon (22 Jun) | 1.5ft (0.4m) | 7s |
| Evening (22 Jun) | 1.5ft (0.4m) | 7s |
Table - waves today at Castlerock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed night. Warm (max 20°C on Tue afternoon, min 13°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 22 | Tuesday 23 | Wednesday 24 | Thu 25 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | WNW 6 | WNW 6 | NW 6 | NW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | WNW 6 | WNW 7 | WNW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 35 | 27 | 18 | 17 | 17 | 17 | 17 | 12 | 7 | 7 | 7 | 6 | 4 | 4 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 6 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | glassy | glassy | off | off | off | cross-off | glassy | on | glassy | on | on | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | on | on |
High Tide | 12:47PM1.13m | 1:37AM1.46m | 2:09PM1.14m | 2:45AM1.39m | 3:22PM1.21m | |||||||||||||||||||
Low Tide | 7:15AM0.53m | 6:52PM0.47m | 8:15AM0.56m | 8:02PM0.54m | 9:13AM0.56m | 9:18PM0.57m | ||||||||||||||||||
 |  | | |  | |  |  | | | | | | | | | | | | | | | | | |
 | 4:46 | — | — | — | — | — | — | — | 4:46 | — | — | — | — | — | — | — | 4:47 | — | — | — | — | — | — | 4:47 |
 | — | — | — | — | — | — | 10:10 | — | — | — | — | — | — | — | 10:10 | — | — | — | — | — | — | — | 10:10 | 10:10 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 17 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 18 | 20 | 16 | 14 | 13 | 13 | 13 | 15 | 17 | 19 | 20 | 18 | 16 |
Feels °C | 14 | 15 | 15 | 16 | 19 | 20 | 19 | 19 | 18 | 18 | 20 | 16 | 21 | 15 | 13 | 13 | 14 | 13 | 15 | 17 | 19 | 20 | 18 | 16 |
Swell 1 Height (m) Direction Period (s) | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | WNW 6 | WNW 6 | NW 6 | NW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | WNW 6 | WNW 7 | WNW 8 |
| kJ | 35 | 27 | 18 | 17 | 17 | 17 | 17 | 12 | 7 | 7 | 7 | 6 | 4 | 4 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 6 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | — | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | — | W 8 | W 10 | W 12 |
| kJ | — | — | — | — | — | — | 2 | 2 | 2 | 1 | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | 2 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 10 | W 9 | W 9 | N 8 | W 9 | W 9 | W 9 | W 9 | W 8 | — | — | — | — | W 10 | — |
| kJ | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 1 | 1 | — | — | — | — | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 4 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 56 | 56 | 172 | 414 | 419 | 833 | 398 | 350 | 350 | 350 | 411 | 419 | 398 | 252 | 40 | 40 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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