Surf Forecasts:
How big are the waves at Downhill today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 1ft (0.3m), 6s period with NNW swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 1ft (0.3m), 6s period with NNW swell.
- Evening surf: Evening surf (30 Aug, local time) - 0.5ft (0.2m), 6s period with NNW swell.
The current surf forecast for Downhill at 9AM is: 0.3m 6s primary swell from a North-northwest direction and 0.1m 8s secondary swell from a West direction (forecast issued at 12:00am August 30). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 1ft (0.3m) | 6s |
| Afternoon (30 Aug) | 1ft (0.3m) | 6s |
| Evening (30 Aug) | 0.5ft (0.2m) | 6s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Sat night. Very mild (max 17°C on Tue morning, min 13°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the SW by Tue morning). | ||||||||||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | ||||||||||||||||||||||
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) | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | W 9 | NNW 5 | NW 4 | NW 6 | NW 7 | NW 7 | NW 7 | NW 6 | NW 6 | WNW 6 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | NW 8 | NW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 16 | 8 | 7 | 8 | 8 | 8 | 4 | 3 | 6 | 3 | 26 | 69 | 131 | 86 | 61 | 46 | 31 | 16 | 32 | 121 | 138 | 121 | 74 | 70 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-off | cross-off | glassy | on | on | cross-on | cross-on | cross-on | on | on | cross-on | cross | cross | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-off |
High Tide | 8:07AM2.01m | 8:27PM2.30m | 8:39AM2.01m | 8:59PM2.23m | 9:12AM1.96m | 9:33PM2.10m | ||||||||||||||||||
Low Tide | 2:16AM0.11m | 2:12PM0.02m | 2:44AM0.12m | 2:42PM0.07m | 3:14AM0.19m | 3:16PM0.17m | ||||||||||||||||||
 |  |  |  | |  |  | | | |  | | | | | |  |  | | | | | | | |
 | — | 6:28 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:25 | — | — | — | — | — | — | — | 8:23 | — | — | — | — | — | — | — | 8:21 | — |
mm | 2 | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | — |
Temp °C | 14 | 14 | 14 | 15 | 15 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 13 | 14 | 14 | 15 | 17 | 16 | 16 | 16 |
Feels °C | 14 | 14 | 13 | 14 | 14 | 16 | 14 | 12 | 12 | 11 | 10 | 9 | 8 | 11 | 12 | 11 | 9 | 10 | 9 | 10 | 13 | 13 | 16 | 15 |
Swell 1 Height (m) Direction Period (s) | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 5 | W 11 | W 11 | W 11 | NW 7 | NW 7 | NW 6 | NW 6 | WNW 6 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | NW 8 | NW 8 |
| kJ | 16 | 8 | 7 | 8 | 8 | 8 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 86 | 61 | 46 | 31 | 15 | 32 | 121 | 138 | 121 | 74 | 70 |
Swell 2 Height (m) Direction Period (s) | — | — | NW 6 | W 8 | W 11 | W 10 | W 10 | W 9 | W 9 | W 9 | — | — | — | W 10 | W 10 | W 10 | W 9 | NNW 6 | NNW 6 | N 6 | — | — | — | — |
| kJ | — | — | 2 | 1 | 2 | 2 | 2 | 2 | 6 | 2 | — | — | — | 2 | 2 | 8 | 7 | 16 | 8 | 3 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 9 | W 9 | W 8 | — | W 8 | — | — | — | — | — | — | — | — | — | — | — | — | W 9 | — | — | — | — | — | — |
| kJ | 2 | 2 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NW 2 | NW 4 | NW 6 | NW 7 | — | — | WSW 2 | SW 2 | SW 2 | SW 3 | WSW 3 | W 4 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 1 | 26 | 69 | 131 | — | — | 1 | 1 | 2 | 3 | 6 | 9 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 254 | 105 | 75 | 37 | 37 | 37 | 53 | 39 | 144 | 157 | 369 | 369 | 327 | 184 | 4 | 39 | 184 | 184 | 152 | 184 | 184 | 39 | 13 | 0 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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