Surf Forecasts:
How big are the waves at Downhill today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 5ft (1.6m), 12s period with NW swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 10ft (3.0m), 10s period with NW swell.
- Evening surf: Evening surf (21 Oct, local time) - 6ft (1.9m), 13s period with NW swell.
The current surf forecast for Downhill at 6AM is: 1.3m 12s primary swell from a Northwest direction (forecast issued at 12:00am October 21). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 5ft (1.6m) | 12s |
| Afternoon (21 Oct) | 10ft (3.0m) | 10s |
| Evening (21 Oct) | 6ft (1.9m) | 13s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Wed morning. Very mild (max 11°C on Thu morning, min 7°C on Wed night). Winds decreasing (near gales from the WNW on Wed morning, light winds from the W by Thu night). | ||||||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||||||||||||
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 12 | NW 12 | NW 11 | NW 10 | NW 10 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | WNW 11 | WNW 11 | NW 11 | NW 11 | NW 13 | NW 12 | NW 13 | NW 13 | NW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 325 | 444 | 561 | 633 | 1001 | 2320 | 1070 | 1147 | 1306 | 1021 | 459 | 361 | 273 | 268 | 182 | 211 | 211 | 278 | 396 | 363 | 940 | 1077 | 1285 | 2036 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off | off | cross-off | cross-on | on | on | on | on | cross-on | cross-on | cross-on |
High Tide | 3:51AM1.37m | 4:11PM1.72m | 4:30AM1.53m | 4:44PM1.89m | 5:04AM1.70m | 5:16PM2.05m | ||||||||||||||||||
Low Tide | 9:43AM0.65m | 10:37PM0.56m | 10:26AM0.50m | 11:09PM0.38m | 11:02AM0.35m | |||||||||||||||||||
 |  | |  |  | |  | |  | | |  | |  | | | | | | | | | |  | |
 | — | — | 8:07 | — | — | — | — | — | — | — | 8:08 | — | — | — | — | — | — | — | 8:11 | — | — | — | — | — |
 | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:09 | — | — |
mm | — | 1 | 1 | 5 | 6 | 4 | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 4 | 1 | — | — | — | 1 |
Temp °C | 10 | 10 | 10 | 10 | 8 | 8 | 9 | 9 | 8 | 7 | 7 | 8 | 11 | 11 | 9 | 9 | 9 | 8 | 8 | 9 | 10 | 10 | 9 | 10 |
Feels °C | 6 | 6 | 6 | 8 | -4 | -1 | 0 | 2 | 3 | 2 | 3 | 4 | 7 | 7 | 5 | 5 | 6 | 4 | 0 | -1 | 1 | 1 | 1 | 0 |
Swell 1 Height (m) Direction Period (s) | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | — | NW 13 | NNW 9 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | WNW 11 | WNW 11 | NW 11 | NW 11 | NW 13 | — | NW 12 | — | — |
| kJ | 325 | 444 | 561 | 633 | 1001 | — | 437 | 243 | 1306 | 1021 | 459 | 361 | 273 | 268 | 182 | 211 | 211 | 278 | 396 | 363 | — | 627 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | ESE 4 | — | — | — | — | — | — | NNW 7 | NNW 7 | NW 7 | NNW 7 | NNW 7 | NNW 7 | NW 7 | NNW 7 | NNW 7 | — | — | — | — | — |
| kJ | — | — | — | 4 | — | — | — | — | — | — | 114 | 86 | 56 | 36 | 33 | 18 | 11 | 5 | 4 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 3 | SE 3 | ESE 3 | — | — | NW 10 | NW 10 | NW 13 | — | — | — | — | — | — | — | — | — | — | — | NW 6 | NW 12 | NW 13 | NW 13 | NW 13 |
| kJ | 2 | 2 | 2 | — | — | 2320 | 1070 | 1147 | — | — | — | — | — | — | — | — | — | — | — | 86 | 940 | 1077 | 1285 | 2036 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 64 | 237 | 269 | 159 | 159 | 6 | 6 | 4 | 13 | 0 | 0 | 0 | 13 | 76 | 157 | 336 | 309 | 396 | 794 | 324 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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