Surf Forecasts:
St Agnes surf forecast from 9 Sep 2026:
- Best quality surf: Tuesday 15 Sep, 7PM (local time) - 3ft (0.9m), 10s period, WNW swell with cross-offshore winds.
- Most powerful swell: Thursday 10 Sep, 10PM (local time) - 7.5ft (2.3m), 10s period, W swell with 985 kJ wave energy.
- Next surfable swell (1★+): Wednesday 9 Sep, 10PM (local time) - 2.5ft (0.8m), 9s period with WNW swell.
Best Forecast Surf Conditions for St Agnes this week:
The surf forecast for St Agnes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 09) at 10PM. The primary swell is predicted to be 0.8m and 9s period with a secondary swell of 0.7m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at St Agnes in the next 16 days are 2.3m 10s and forecast to arrive on Thursday (Sep 10) at 10PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Tuesday (Sep 15) at 4PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Wed 9th Sep) | 2.5ft (0.8m) 9s |
| Best Surf | 7PM (Tue 15th Sep) | 3ft (0.9m) 10s |
| Most Powerful | 10PM (Thu 10th Sep) | 7.5ft (2.3m) 10s |
Table - best surf conditions forecast for St Agnes over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 18°C on Thu morning, min 14°C on Wed night). Winds decreasing (fresh winds from the SSW on Thu afternoon, light winds from the WNW by Fri afternoon). | Days 4-6 Weather SummaryMostly dry. Warm (max 22°C on Mon afternoon, min 15°C on Sat night). Winds decreasing (fresh winds from the SW on Sat morning, calm by Sun afternoon). | ||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 9 | WNW 9 | WNW 8 | WNW 8 | WSW 7 | W 10 | W 9 | W 9 | W 8 | WSW 7 | W 8 | W 10 | W 10 | W 10 | W 9 | WSW 9 | W 8 | W 8 | W 11 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 386 | 169 | 73 | 21 | 417 | 752 | 422 | 263 | 157 | 262 | 507 | 623 | 371 | 260 | 162 | 132 | 116 | 82 | 231 | 221 | 290 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-off | cross-off | cross-off | cross | on | on | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-off | cross-off | cross | glassy | off | glassy | cross-off |
High Tide | 4:25AM5.59m | 4:47PM6.06m | 5:12AM6.03m | 5:31PM6.48m | 5:53AM6.36m | 6:11PM6.74m | 6:31AM6.55m | 6:48PM6.80m | 7:07AM6.57m | 7:24PM6.68m | 7:41AM6.44m | 7:59PM6.41m | 8:15AM6.17m | 8:33PM6.00m | |||||||
Low Tide | 10:49AM0.82m | 11:18PM0.45m | 11:34AM0.41m | 11:59PM0.11m | 12:14PM0.13m | 00:37AM-0.05m | 12:50PM0.01m | 1:11AM-0.04m | 1:25PM0.06m | 1:44AM0.13m | 1:58PM0.25m | 2:16AM0.43m | 2:30PM0.57m | 2:47AM0.82m | |||||||
 | |  |  |  | | | | | | | | | | | | |  | | | | |
 | 6:46 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 7:49 | — | — | 7:46 | — | — | 7:44 | — | — | 7:42 | — | — | 7:39 | — | — | 7:37 | — | — | 7:36 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 16 | 18 | 17 | 18 | 17 | 18 | 17 | 19 | 19 | 17 | 17 | 18 | 20 | 21 | 22 | 20 | 21 | 22 | 19 |
Feels °C | 10 | 12 | 14 | 13 | 11 | 16 | 15 | 16 | 16 | 15 | 16 | 14 | 16 | 18 | 21 | 21 | 22 | 21 | 23 | 23 | 19 |
Swell 1 Height (m) Direction Period (s) | W 9 | WNW 9 | WNW 8 | WNW 8 | W 11 | W 10 | W 9 | W 9 | W 8 | WNW 14 | SW 15 | W 10 | W 10 | W 10 | W 9 | WSW 9 | W 8 | W 8 | W 11 | W 10 | SSW 6 |
| kJ | 386 | 169 | 73 | 21 | 10 | 752 | 422 | 263 | 157 | 20 | 8 | 623 | 371 | 260 | 162 | 132 | 116 | 82 | 231 | 221 | 91 |
Swell 2 Height (m) Direction Period (s) | SW 8 | WSW 8 | WSW 8 | WSW 8 | W 13 | — | — | S 16 | — | WNW 14 | S 15 | S 14 | SW 13 | NNW 4 | N 5 | — | SW 12 | WNW 13 | S 11 | S 11 | S 11 |
| kJ | 64 | 71 | 39 | 19 | 3 | — | — | 5 | — | 40 | 4 | 4 | 7 | 3 | 4 | — | 6 | 16 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | N 6 | N 6 | N 5 | — | — | — | — | — | S 15 | — | — | — | SW 13 | S 13 | SW 12 | — | SW 12 | — | — | S 11 |
| kJ | — | 29 | 18 | 2 | — | — | — | — | — | 4 | — | — | — | 7 | 3 | 6 | — | 6 | — | — | 2 |
Wind waves Height (m) Direction Period (s) | N 6 | — | — | WSW 5 | WSW 7 | — | — | — | — | WSW 7 | W 8 | — | — | — | — | — | — | — | SSE 4 | S 5 | W 10 |
| kJ | 39 | — | — | 31 | 417 | — | — | — | — | 262 | 507 | — | — | — | — | — | — | — | 10 | 59 | 290 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 103 | 23 | 23 | 0 | 254 | 213 | 23 | 23 | 23 | 0 | 15 | 198 | 222 | 0 | 15 | 15 | 15 | 21 | 0 | 0 | 0 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our St Agnes surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the St Agnes Surf forecast
The above surf forecast table for St Agnes provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at St Agnes can be found by selecting the local surf guide option on the grey menu. Our St Agnes surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (St Agnes) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for St Agnes may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
St Agnes is 13 km (8 miles) from Camborne. If you plan a holiday in North Cornwall, look for hotels and other accommodation in Camborne. Camborne has rooms for a wide range of budgets as well as car hire and transport links.
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