Surf Forecasts:
St Agnes surf forecast from 21 Aug 2026:
- Best quality surf: Saturday 22 Aug, 10AM (local time) - 2ft (0.6m), 10s period, W swell with cross-offshore winds.
- Most powerful swell: Friday 28 Aug, 4PM (local time) - 7.5ft (2.3m), 7s period, W swell with 542 kJ wave energy.
- Next surfable swell (1★+): Saturday 22 Aug, 10AM (local time) - 2ft (0.6m), 10s period with W 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 Saturday (Aug 22) at 10AM. The primary swell is predicted to be 0.6m and 10s period. 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 7s and forecast to arrive on Friday (Aug 28) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Wednesday (Aug 26) at 10AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Sat 22nd Aug) | 2ft (0.6m) 10s |
| Best Surf | 10AM (Sat 22nd Aug) | 2ft (0.6m) 10s |
| Most Powerful | 4PM (Fri 28th Aug) | 7.5ft (2.3m) 7s |
Table - best surf conditions forecast for St Agnes over the next 16 days.
Short Range ForecastMostly dry. Warm (max 20°C on Sun afternoon, min 14°C on Fri night). Winds increasing (light winds from the ENE on Fri night, fresh winds from the E by Sun night). | Days 4-6 Weather SummaryLight rain (total 9mm), mostly falling on Wed night. Warm (max 22°C on Wed afternoon, min 17°C on Mon night). Winds increasing (light winds from the S on Tue night, strong winds from the SSE by Wed night). | ||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | |||||||||||||||
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 8 | SW 16 | W 10 | W 9 | SW 15 | SW 14 | WSW 12 | SW 14 | SW 14 | SW 13 | SW 9 | WNW 10 | W 10 | W 9 | W 9 | SSW 7 | SSW 7 | WNW 8 | WNW 8 | WNW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 150 | 112 | 39 | 65 | 26 | 54 | 51 | 56 | 38 | 31 | 28 | 17 | 34 | 49 | 60 | 38 | 247 | 167 | 183 | 463 | 239 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-off | cross-on | cross-on | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | off | cross-off | cross | cross |
High Tide | 11:51AM4.44m | 00:32AM4.24m | 1:16PM4.23m | 2:06AM4.17m | 2:47PM4.35m | 3:25AM4.40m | 3:52PM4.70m | 4:18AM4.77m | 4:39PM5.13m | 4:59AM5.18m | 5:16PM5.57m | 5:34AM5.56m | 5:50PM5.96m | ||||||||
Low Tide | 6:16PM2.23m | 6:55AM2.37m | 7:50PM2.36m | 8:32AM2.35m | 9:20PM2.18m | 9:47AM2.05m | 10:19PM1.81m | 10:37AM1.64m | 11:02PM1.39m | 11:16AM1.23m | 11:39PM0.98m | 11:50AM0.85m | 00:12AM0.64m | ||||||||
 |  |  | | |  | | | | |  |  |  | | | |  |  | | | | |
 | 6:16 | — | — | 6:18 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:26 | — | — |
 | — | 8:29 | — | — | 8:27 | — | — | 8:24 | — | — | 8:22 | — | — | 8:21 | — | — | 8:19 | — | — | 8:16 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | — | 1 | — | 1 | 3 | — | 1 | — |
Temp °C | 16 | 15 | 16 | 18 | 18 | 17 | 19 | 20 | 18 | 19 | 20 | 19 | 19 | 21 | 18 | 21 | 22 | 17 | 19 | 18 | 16 |
Feels °C | 11 | 10 | 14 | 15 | 14 | 14 | 16 | 17 | 15 | 11 | 13 | 13 | 15 | 18 | 17 | 17 | 18 | 14 | 13 | 11 | 9 |
Swell 1 Height (m) Direction Period (s) | W 9 | WNW 8 | W 6 | N 6 | W 9 | W 9 | N 4 | WSW 12 | WSW 10 | SW 14 | SW 13 | SE 7 | NNE 5 | SW 9 | SSW 8 | W 9 | W 8 | SSW 7 | WNW 8 | SSW 7 | WNW 9 |
| kJ | 150 | 112 | 15 | 50 | 25 | 14 | 9 | 56 | 38 | 31 | 28 | 25 | 17 | 38 | 46 | 38 | 33 | 167 | 183 | 42 | 26 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | W 9 | W 10 | WNW 6 | SW 15 | SW 14 | N 4 | SE 6 | SW 9 | W 9 | SW 9 | WNW 10 | W 10 | W 9 | SW 12 | SW 12 | W 8 | SSW 7 | SW 12 | SSW 7 |
| kJ | 17 | 17 | 26 | 65 | 8 | 54 | 51 | 6 | 12 | 13 | 6 | 12 | 34 | 49 | 60 | 6 | 6 | 42 | 78 | 6 | 9 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | SSW 15 | SSW 15 | NW 6 | W 9 | SE 6 | SW 14 | N 4 | SW 9 | SSW 13 | SW 8 | NE 5 | SW 13 | SW 12 | — | SW 12 | SW 12 | — | SW 12 |
| kJ | 25 | 25 | 39 | 21 | 21 | 1 | 14 | 5 | 32 | 1 | 3 | 17 | 18 | 7 | 7 | 6 | — | 6 | 6 | — | 5 |
Wind waves Height (m) Direction Period (s) | N 5 | N 5 | N 5 | ENE 2 | N 5 | N 5 | E 5 | ESE 5 | NNE 4 | ESE 7 | ESE 8 | NE 3 | ESE 4 | SSE 5 | S 3 | SSW 6 | SSW 7 | — | — | WNW 8 | WNW 7 |
| kJ | 56 | 34 | 17 | 1 | 26 | 15 | 12 | 46 | 3 | 85 | 161 | 2 | 23 | 9 | 2 | 104 | 247 | — | — | 463 | 239 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 81 | 279 | 27 | 1 | 40 | 27 | 5 | 5 | 5 | 392 | 255 | 198 | 194 | 22 | 5 | 194 | 158 | 0 | 0 | 390 | 384 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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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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