Historical surf replay
Godrevy wave and weather forecasts and weather observations, with Sevenstones offshore and Perranporth inshore wave readings. Each source keeps its own location and role so the view provides coastal context without presenting nearby buoy readings as measurements at the surf break.
Day at a glance
Predicted at Godrevy
Wind mostly south-westerly
WSW 236°cross-onshore
24 stored hourly values. This is the final stored revision, not necessarily the forecast first issued for the day.
Observed in west Cornwall
Wind mostly south-westerly
SW 232°cross-onshore
17 observations. Godrevy is close enough to provide useful regional wind context for both coasts, although local effects can differ. Explore all weather readings.
Incoming Atlantic swell
24 readings. steady height trend; medium confidence from metoffice. Open the Sevenstones archive.
Nearby north-coast inshore response
48 readings. steady height trend; high confidence from cco. Open the Perranporth archive.
Observed average wind was 4 mph lighter than the last stored forecast.
Forecast: wind mostly south-westerly; observed: wind mostly south-westerly.
Observed wind at SW 232° was cross-onshore for Godrevy and Gwithian.
These sources describe different locations and exposures. Offshore and inshore buoy readings provide context for St Ives Bay; they are not measurements taken at the surf break itself. Directional labels use Godrevy and Gwithian as a representative north-west-facing swell window; individual peaks and beaches can differ.
The charts share the same time axis so offshore signals, inshore readings and regional wind can be compared without treating them as the same measurement location.
Two line charts show wave height and wind speed through the selected day for St Ives Bay. The detailed table following the charts contains the same values in text form.
St. Ives high/low predictions show stored UK local times in the hour they occur. Hourly heights marked ≈ are smooth estimates between those events, not official hourly predictions or observed water levels. Event values marked ≈ have approximate or unspecified source precision. A dash means no event or no supported estimate.
| Metric | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| St. Ives tide height, estimated (ft) | Approximately 14.4 | Approximately 10.7 | Approximately 7.5 | Approximately 5.4 | Approximately 5.0 | Approximately 6.4 | Approximately 9.4 | Approximately 13.0 | Approximately 16.4 | Approximately 18.5 | Approximately 18.8 | Approximately 17.5 | Approximately 15.0 | Approximately 11.9 | Approximately 8.8 | Approximately 6.6 | Approximately 5.7 | Approximately 6.4 | Approximately 8.6 | Approximately 11.7 | Approximately 14.9 | Approximately 17.4 | Approximately 18.4 | Approximately 17.9 |
| St. Ives tide (ft) | – | – | – | Low4.9 | – | – | – | – | – | High18.9 | – | – | – | – | – | – | Low5.7 | – | – | – | – | – | High18.4 | – |
| Godrevy Primary swell height (ft) | 0.3 | 0.3 | 0.7 | 1.0 | 1.4 | 1.0 | 0.6 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.7 | 1.1 | 1.4 | 1.0 |
| Primary swell period (s) | 14.8 | 14.8 | 14.1 | 13.5 | 12.8 | 13.5 | 14.1 | 14.7 | 15.1 | 15.5 | 15.8 | 15.9 | 15.9 | 15.9 | 16.1 | 16.3 | 16.4 | 16.4 | 16.3 | 16.2 | 15.5 | 14.8 | 14.0 | 12.0 |
| Primary swell direction | WSW 243° | WSW 243° | WSW 244° | WSW 245° | WSW 245° | WSW 245° | WSW 244° | WSW 243° | WSW 244° | WSW 245° | WSW 246° | WSW 245° | WSW 245° | WSW 244° | WSW 244° | WSW 244° | WSW 243° | WSW 244° | WSW 244° | WSW 244° | WSW 246° | WSW 248° | WSW 250° | WSW 249° |
| Godrevy Combined sea height (ft) | 4.6 | 4.6 | 4.7 | 4.8 | 4.9 | 5.0 | 4.9 | 4.8 | 4.6 | 4.5 | 4.4 | 4.3 | 4.2 | 4.2 | 4.2 | 4.3 | 4.4 | 4.5 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 |
| Combined sea period (s) | 4.5 | 4.6 | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 |
| Combined sea direction | W 278° | W 278° | W 278° | W 278° | W 279° | W 279° | W 280° | W 281° | W 281° | WNW 281° | WNW 281° | W 281° | W 281° | W 280° | W 280° | W 279° | W 279° | W 279° | W 279° | W 278° | W 278° | W 277° | W 277° | W 276° |
| Godrevy forecast weather (3-hourly) | ||||||||||||||||||||||||
| Godrevy forecast wind (mph) | 18WSW | 16WSW | 16WSW | 16WSW | 16WSW | 16WSW | 16WSW | 15WSW | 16WSW | 16WSW | 17WSW | 17WSW | 17WSW | 16WSW | 16WSW | 17WSW | 17SW | 18SW | 19SW | 20SW | 20SW | 20SW | 20SW | 21SW |
| Observed weather | ||||||||||||||||||||||||
| Observed wind (mph) | – | – | – | – | – | – | – | 10WSW | 10WSW | 11WSW | 13WSW | 13WSW | 13WSW | 11WSW | 14SSW | 14SSW | 14SW | 13WSW | 16SW | 13SW | 11SW | 14SW | 15SSW | 18SW |
| Sevenstones Significant wave height (ft) | 4.6 | 4.6 | 4.9 | 4.9 | 4.9 | 5.6 | 4.9 | 4.6 | 3.9 | 4.6 | 3.9 | 3.6 | 4.3 | 3.9 | 4.3 | 4.3 | 4.3 | 4.9 | 5.2 | 4.3 | 4.3 | 4.3 | 3.9 | 3.9 |
| Sevenstones Observed wave period (s) | 6.7 | 6.7 | 6.7 | 7.1 | 6.7 | 7.1 | 6.9 | 6.6 | 6.7 | 7.3 | 7.0 | 7.0 | 7.2 | 6.7 | 6.9 | 7.0 | 7.0 | 7.0 | 7.1 | 6.7 | 6.8 | 6.7 | 6.6 | 6.2 |
| Sevenstones Observed wave direction | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable |
| Perranporth Significant wave height (ft) | 4.5 | 4.3 | 4.8 | 4.9 | 5.2 | 5.6 | 5.7 | 4.9 | 4.7 | 4.3 | 4.2 | 3.8 | 3.7 | 3.5 | 4.0 | 4.0 | 4.3 | 4.7 | 4.8 | 5.2 | 5.1 | 4.3 | 4.7 | 4.3 |
| Perranporth Observed wave period (s) | 8.0 | 8.0 | 8.0 | 8.3 | 7.7 | 7.4 | 8.0 | 8.0 | 8.3 | 8.7 | 7.7 | 9.1 | 8.3 | 9.1 | 8.3 | 8.3 | 8.3 | 7.7 | 7.7 | 7.7 | 7.7 | 6.7 | 7.7 | 7.7 |
| Perranporth Observed wave direction | W 269° | W 276° | W 280° | WNW 283° | W 273° | W 276° | W 267° | W 260° | W 259° | W 269° | W 264° | W 274° | W 273° | W 271° | W 274° | W 274° | W 274° | W 273° | W 271° | W 269° | W 259° | WSW 255° | W 264° | W 266° |
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