Surf Forecasts:
How big are the waves at St Agnes today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 7ft (2.1m), 13s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 3.5ft (1.1m), 12s period with WNW swell.
- Evening surf: Evening surf (18 Sep, local time) - 7ft (2.1m), 8s period with W swell.
The current surf forecast for St Agnes at 11AM is: 2.2m 13s primary swell from a West direction and 1.9m 13s secondary swell from a West-northwest direction, 0.1m 12s secondary swell from a Southwest direction (forecast issued at 06:00am September 18). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 7ft (2.1m) | 13s |
| Afternoon (18 Sep) | 3.5ft (1.1m) | 12s |
| Evening (18 Sep) | 7ft (2.1m) | 8s |
Table - waves today at St Agnes. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat night. Very mild (max 18°C on Sat afternoon, min 15°C on Sun morning). Winds decreasing (fresh winds from the WSW on Sat morning, calm by Sun night). | |||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||||
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) | WNW 13 | WNW 13 | W 13 | W 13 | WNW 12 | W 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1581 | 1430 | 1682 | 1191 | 386 | 378 | 541 | 569 | 583 | 572 | 535 | 1165 | 1107 | 1009 | 915 | 1011 | 663 | 606 | 617 | 553 | 483 | 418 | 358 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross-on | on | on | cross-on | cross-on | on | glassy |
High Tide | 10:05AM4.86m | 10:31PM4.52m | 11:00AM4.42m | 11:41PM4.13m | 12:28PM4.15m | ||||||||||||||||||
Low Tide | 4:23PM1.89m | 4:45AM2.16m | 5:28PM2.29m | 6:06AM2.47m | 7:12PM2.45m | ||||||||||||||||||
 | |  | | | | |  |  | | | |  | | | | |  | | | |  | | |
 | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | — | — | 7:29 | — | — | — | — | — | — | — | 7:27 | — | — | — | — | — | — | — | 7:23 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 15 | 15 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 17 | 17 | 18 | 17 | 17 | 17 | 16 | 16 | 15 | 16 | 17 | 16 | 16 |
Feels °C | 11 | 12 | 11 | 11 | 11 | 11 | 13 | 14 | 12 | 12 | 12 | 14 | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | SW 13 | WNW 13 | WNW 13 | N 5 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | SW 16 | SW 15 | SW 15 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 |
| kJ | 6 | 1430 | 1249 | 4 | 386 | 210 | 152 | 111 | 145 | 214 | 260 | 10 | 9 | 8 | 915 | 730 | 663 | 606 | 617 | 553 | 483 | 418 | 358 |
Swell 2 Height (m) Direction Period (s) | S 18 | SW 12 | SW 12 | SW 12 | S 17 | SW 15 | S 16 | SW 16 | SW 16 | SW 16 | S 12 | S 11 | S 11 | — | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 |
| kJ | 6 | 6 | 6 | 6 | 6 | 9 | 5 | 10 | 10 | 10 | 3 | 3 | 2 | — | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | S 18 | S 18 | S 18 | S 18 | S 18 | S 12 | S 12 | S 12 | S 12 | S 12 | — | — | — | — | S 11 | — | — | — | — | — | — | — | — |
| kJ | 6 | 6 | 6 | 6 | 6 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | 2 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 13 | — | W 13 | W 13 | W 7 | W 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 11 | W 11 | W 11 | — | W 11 | — | — | — | — | — | — | — |
| kJ | 1581 | — | 1682 | 1191 | 258 | 378 | 541 | 569 | 583 | 572 | 535 | 1165 | 1107 | 1009 | — | 1011 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 213 | 60 | 222 | 231 | 231 | 231 | 213 | 213 | 213 | 211 | 213 | 258 | 231 | 15 | 29 | 15 | 15 | 21 | 27 | 15 | 15 | 27 | 0 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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