Surf Forecasts:
How big are the waves at Aberystwyth harbour trap today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2ft (0.6m), 4s period with NW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2ft (0.6m), 5s period with NW swell.
- Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.5m), 4s period with NW swell.
The current surf forecast for Aberystwyth harbour trap at 4AM is: 0.6m 4s primary swell from a North-northwest direction and 0.2m 6s secondary swell from a West-southwest direction, 0.1m 14s secondary swell from a West direction (forecast issued at 12:00am August 21). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2ft (0.6m) | 4s |
| Afternoon (21 Aug) | 2ft (0.6m) | 5s |
| Evening (21 Aug) | 1.5ft (0.5m) | 4s |
Table - waves today at Aberystwyth harbour trap. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Fri afternoon. Very mild (max 17°C on Sun morning, min 11°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 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) | NNW 4 | NNW 4 | NNW 4 | NW 5 | NW 5 | NW 5 | NW 4 | NW 4 | W 13 | W 13 | W 16 | W 15 | NW 4 | W 15 | NNW 4 | NNW 4 | W 15 | W 15 | W 15 | W 14 | W 14 | W 14 | W 14 | SW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 13 | 12 | 13 | 17 | 13 | 13 | 10 | 9 | 3 | 3 | 5 | 5 | 5 | 5 | 9 | 10 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 6 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross-off |
High Tide | 2:30AM3.50m | 3:11PM3.38m | 4:01AM3.29m | 4:46PM3.36m | 5:33AM3.33m | 6:01PM3.56m | ||||||||||||||||||
Low Tide | 8:47AM1.96m | 9:28PM2.02m | 10:11AM2.12m | 11:21PM2.03m | 11:58AM2.06m | |||||||||||||||||||
 | |  | |  |  | |  | | |  | | | | | | | | | | | | | | |
 | — | 6:07 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:27 | — | — | — | — | — | — | — | 8:24 | — |
mm | — | — | — | — | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 11 | 14 | 15 | 16 | 16 | 14 | 12 | 11 | 11 | 13 | 15 | 15 | 15 | 14 | 12 | 11 | 11 | 14 | 17 | 17 | 17 | 15 |
Feels °C | 10 | 10 | 9 | 13 | 13 | 14 | 16 | 12 | 10 | 9 | 10 | 12 | 12 | 11 | 12 | 12 | 11 | 9 | 9 | 13 | 15 | 15 | 16 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 6 | WSW 6 | WSW 6 | WSW 6 | SW 6 | NW 5 | NW 4 | NW 4 | NW 4 | NW 4 | NW 4 | NW 4 | W 15 | W 15 | W 10 | W 15 | NNW 4 | NNW 4 | NNW 3 | NW 4 | W 14 | W 14 | W 14 | SW 13 |
| kJ | 4 | 4 | 4 | 4 | 2 | 13 | 10 | 9 | 4 | 4 | 5 | 5 | 4 | 4 | 2 | 4 | 6 | 3 | 1 | 1 | 4 | 4 | 4 | 6 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 14 | W 14 | W 14 | W 8 | SW 6 | SW 6 | W 6 | W 6 | W 6 | W 16 | W 15 | W 6 | W 10 | W 15 | W 10 | W 15 | W 15 | W 15 | W 14 | — | — | — | — |
| kJ | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 5 | 5 | 1 | 2 | 4 | 2 | 4 | 4 | 4 | 4 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 14 | — | — | — | — | W 8 | W 8 | W 13 | W 13 | W 13 | W 6 | W 6 | — | — | — | — | W 9 | W 9 | W 9 | W 9 | — | — | — | — |
| kJ | 4 | — | — | — | — | 1 | 1 | 3 | 3 | 3 | 1 | 1 | — | — | — | — | 2 | 2 | 2 | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 4 | NNW 4 | NNW 4 | NW 5 | NW 5 | — | — | — | — | — | — | — | NW 4 | NW 3 | NNW 4 | NNW 4 | — | — | — | — | — | — | NNW 2 | NNW 2 |
| kJ | 13 | 12 | 13 | 17 | 13 | — | — | — | — | — | — | — | 5 | 5 | 9 | 10 | — | — | — | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 97 | 89 | 89 | 100 | 324 | 324 | 208 | 89 | 179 | 148 | 96 | 96 | 208 | 283 | 278 | 208 | 96 | 96 | 179 | 104 | 99 | 241 | 224 | 103 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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