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St Agnes Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
St Agnes surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 12 am Thursday 21 May 2026 BSTForecast update in hr min s Forecast update imminent
St Agnes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's St Agnes sea temperature is
12.6° C
(Which is slightly warmer than usual)How big are the waves at St Agnes today?
The current surf forecast for St Agnes at 8AM is: 2.0m 11s primary swell from a West-southwest direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 12:00am May 21). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 6.5ft (2.0m) | 11s |
| Afternoon (21 May) | 5.5ft (1.7m) | 11s |
| Evening (21 May) | 5.5ft (1.7m) | 10s |
Table - waves today at St Agnes. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Fri afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 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 |    |    |    | |||||||||||||||||||||
WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | W 10 | W 10 | W 10 | |
1605 | 1543 | 1185 | 854 | 730 | 643 | 619 | 596 | 690 | 837 | 821 | 711 | 711 | 622 | 599 | 511 | 511 | 424 | 402 | 349 | 356 | 290 | 284 | 279 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | cross-off | cross-off | off | glassy | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 9:13AM5.76m | 9:39PM5.88m | 10:12AM5.35m | 10:40PM5.51m | 11:18AM5.01m | |||||||||||||||||||
Low Tide | 3:16AM0.59m | 3:37PM0.93m | 4:16AM0.95m | 4:37PM1.28m | 5:21AM1.27m | 5:45PM1.54m | ||||||||||||||||||
 | |  | | | | |  | |  | |  | | |  | | | | | | | | | | |
 | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:09 | — | — | — | — | — | — | — | 9:10 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 14 | 15 | 16 | 16 | 15 | 16 | 14 | 13 | 14 | 16 | 17 | 18 | 18 | 16 | 16 | 15 | 14 | 16 | 17 | 16 | 15 | 15 |
9 | 9 | 11 | 11 | 12 | 12 | 11 | 13 | 12 | 12 | 13 | 15 | 16 | 17 | 18 | 16 | 16 | 14 | 13 | 15 | 16 | 14 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | W 10 | W 10 | W 10 |
 kJ | 1605 | 1543 | 1185 | 854 | 730 | 643 | 619 | 596 | 690 | 837 | 821 | 711 | 711 | 622 | 599 | 511 | 511 | 424 | 402 | 349 | 356 | 290 | 284 | 279 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 14 | S 18 | SSW 6 | SSW 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 5 | S 5 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 21 | 6 | 43 | 46 | 39 | 27 | 18 | 10 | 5 | 2 | 2 | 22 | 19 | 19 | 20 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 18 | S 18 | S 18 | — | — | S 16 | SW 16 | SW 16 | SW 16 | SW 16 | — | — | — | — | SE 4 |
| kJ | — | — | — | — | — | — | — | — | — | 6 | 6 | 6 | — | — | 5 | 10 | 10 | 10 | 10 | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 4 | ESE 4 | ESE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 8 | 4 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 152 | 20 | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 10 | 23 | 10 | 23 | 22 | 10 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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