Surf Forecasts:
How big are the waves at Gwithian today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 7.5ft (2.3m), 9s period with WNW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 7ft (2.1m), 9s period with WNW swell.
- Evening surf: Evening surf (20 Aug, local time) - 6ft (1.9m), 10s period with WNW swell.
The current surf forecast for Gwithian at 11AM is: 2.3m 9s primary swell from a West-northwest direction and 0.2m 14s secondary swell from a South-southwest direction (forecast issued at 06:00am August 20). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 7.5ft (2.3m) | 9s |
| Afternoon (20 Aug) | 7ft (2.1m) | 9s |
| Evening (20 Aug) | 6ft (1.9m) | 10s |
Table - waves today at Gwithian. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Fri morning. Very mild (max 18°C on Thu morning, min 14°C on Thu night). Winds decreasing (fresh winds from the WNW on Thu morning, light winds from the NNE by Fri night). | |||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
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) | W 8 | W 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | W 10 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 6 | WNW 8 | W 9 | W 8 | W 10 | W 10 | N 6 | N 6 | W 9 | SW 15 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 736 | 828 | 791 | 773 | 721 | 655 | 567 | 361 | 281 | 220 | 169 | 137 | 112 | 44 | 50 | 53 | 63 | 67 | 67 | 40 | 30 | 25 | 55 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:55AM4.73m | 11:23PM4.49m | 11:54AM4.34m | 00:34AM4.14m | 1:19PM4.14m | ||||||||||||||||||
Low Tide | 4:48AM1.66m | 5:13PM1.84m | 5:40AM2.06m | 6:18PM2.19m | 6:57AM2.32m | 7:53PM2.32m | |||||||||||||||||
 |  |  |  |  | |  | | |  | | | | | | | | | | | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:27 | — |
mm | 1 | 1 | — | — | — | — | — | 1 | — | 1 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 17 | 18 | 17 | 17 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 14 | 15 | 15 | 15 | 17 | 18 | 18 | 18 | 17 |
Feels °C | 12 | 10 | 11 | 12 | 12 | 12 | 13 | 13 | 12 | 11 | 9 | 10 | 10 | 10 | 10 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 14 | SW 14 | WNW 9 | WNW 9 | WNW 10 | W 10 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 6 | WNW 8 | N 5 | W 8 | W 10 | N 6 | N 6 | N 6 | N 5 | W 9 |
| kJ | 21 | 21 | 21 | 33 | 721 | 655 | 567 | 361 | 281 | 220 | 169 | 137 | 112 | 44 | 50 | 19 | 63 | 67 | 30 | 40 | 30 | 18 | 14 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | WSW 8 | WSW 9 | W 9 | N 5 | N 5 | W 10 | WNW 6 | W 9 | W 9 | SW 15 |
| kJ | — | — | — | — | 33 | 33 | 32 | 19 | 18 | 17 | 17 | 17 | 17 | 13 | 26 | 53 | 13 | 20 | 67 | 13 | 25 | 25 | 55 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | S 17 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 13 | SSW 13 | WNW 8 | SW 16 | SW 15 | SSW 15 | W 9 | WNW 6 | SSW 15 | WNW 7 |
| kJ | — | — | — | — | — | — | — | — | 5 | 10 | 25 | 25 | 25 | 17 | 17 | 11 | 38 | 35 | 21 | 25 | 12 | 21 | 4 |
Wind waves Height (m) Direction Period (s) | W 8 | W 9 | WNW 9 | WNW 9 | — | — | N 5 | N 5 | N 6 | N 6 | N 5 | N 6 | N 5 | N 5 | N 5 | — | — | — | — | — | E 3 | E 4 | N 5 |
| kJ | 736 | 828 | 791 | 773 | — | — | 11 | 17 | 21 | 30 | 55 | 62 | 37 | 26 | 19 | — | — | — | — | — | 1 | 4 | 16 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 211 | 211 | 168 | 172 | 553 | 214 | 14 | 13 | 16 | 13 | 14 | 94 | 94 | 94 | 14 | 13 | 13 | 0 | 0 | 12 | 1 | 16 | 13 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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