Surf Forecasts:
How big are the waves at Castlerock today (01 Nov):
- Afternoon surf: Afternoon surf (01 Nov, local time) - 3ft (0.9m), 12s period with NW swell.
- Evening surf: Evening surf (01 Nov, local time) - 3ft (0.9m), 12s period with NW swell.
The current surf forecast for Castlerock at 11PM is: 0.9m 11s primary swell from a Northwest direction (forecast issued at 05:00pm November 01). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Nov) | - | - |
| Afternoon (01 Nov) | 3ft (0.9m) | 12s |
| Evening (01 Nov) | 3ft (0.9m) | 12s |
Table - waves today at Castlerock. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 10°C on Sun night, min 7°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||
Sun 1 | Monday 2 | Tuesday 3 | Wed 4 | |||||||||||||||||||
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 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 10 | NW 9 | NW 9 | WNW 9 | NW 18 | NW 16 | NW 16 | NW 15 | NW 14 | WNW 14 | WNW 13 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 240 | 232 | 224 | 205 | 168 | 168 | 187 | 154 | 102 | 100 | 79 | 63 | 43 | 41 | 32 | 49 | 93 | 121 | 106 | 102 | 81 | 59 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross-on | glassy | glassy | glassy | cross | cross-off | off | off | off | glassy | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:58PM1.08m | 12:07PM1.46m | 00:58AM1.06m | 1:42PM1.54m | 2:22AM1.16m | |||||||||||||||||
Low Tide | 5:37PM0.57m | 5:18AM0.55m | 7:19PM0.55m | 6:53AM0.53m | 8:38PM0.46m | |||||||||||||||||
 |  | | | | | |  | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 |
 | 4:50 | — | — | — | — | — | — | — | 4:47 | — | — | — | — | — | — | — | 4:45 | — | — | — | — | 4:44 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 7 |
Feels °C | 4 | 4 | 5 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 6 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 5 | 4 |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 10 | NW 9 | NW 9 | WNW 9 | WNW 9 | WNW 9 | NW 16 | NW 15 | NW 14 | WNW 14 | WNW 13 |
| kJ | 240 | 232 | 224 | 205 | 168 | 168 | 187 | 154 | 102 | 100 | 79 | 63 | 43 | 41 | 32 | 32 | 33 | 121 | 106 | 102 | 81 | 59 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | W 20 | NW 19 | NW 18 | NW 16 | NW 9 | NW 9 | WNW 9 | E 3 | NW 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 14 | 49 | 93 | 22 | 22 | 9 | 2 | 40 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 9 | E 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 1 |
Wind waves Height (m) Direction Period (s) | NNW 4 | N 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 3 | — | — |
| kJ | 15 | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 251 | 107 | 71 | 70 | 40 | 8 | 0 | 0 | 0 | 2 | 0 | 0 | 14 | 14 | 14 | 0 | 2 | 2 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||
Header Global | ||||||||||||||||||||||
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