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.
There were waves, likely small to moderate, but they were messy rather than clean: WSW swell was angled into Godrevy, while W-aligned Perranporth observations confirmed a substantial nearby sea. Short-period, onshore wind-sea dominated, with no offshore wind component; the model’s 6-foot offshore sea height was not breaking-wave height.
Generated from the completed forecast and observations shown on this page.
Day at a glance
Predicted at Godrevy
Wind veering south-westerly to north-westerly
W 278°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 westerly
W 272°onshore
24 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. rising height trend; medium confidence from metoffice. Open the Sevenstones archive.
Nearby north-coast inshore response
48 readings. rising height trend; high confidence from cco. Open the Perranporth archive.
Observed average wind was 6 mph lighter than the last stored forecast.
Forecast: wind veering south-westerly to north-westerly; observed: wind mostly westerly.
Observed wind at W 272° was 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 16.0 | Approximately 13.3 | Approximately 10.4 | Approximately 8.0 | Approximately 6.6 | Approximately 6.5 | Approximately 7.9 | Approximately 10.4 | Approximately 13.3 | Approximately 15.8 | Approximately 17.2 | Approximately 17.3 | Approximately 16.2 | Approximately 14.2 | Approximately 11.7 | Approximately 9.4 | Approximately 7.8 | Approximately 7.1 | Approximately 7.7 | Approximately 9.4 | Approximately 11.7 | Approximately 14.0 | Approximately 15.9 | Approximately 16.7 |
| St. Ives tide (ft) | – | – | – | – | Low6.4 | – | – | – | – | – | High17.4 | – | – | – | – | – | – | Low7.1 | – | – | – | – | – | High16.7 |
| Godrevy Primary swell height (ft) | 0.6 | 0.2 | 1.7 | 3.1 | 4.6 | 5.0 | 5.3 | 5.7 | 3.9 | 2.0 | 0.2 | 0.2 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.6 |
| Primary swell period (s) | 9.9 | 7.8 | 8.1 | 8.4 | 8.6 | 9.2 | 9.7 | 10.2 | 9.4 | 8.5 | 7.7 | 10.2 | 12.7 | 15.3 | 15.2 | 15.1 | 15.1 | 14.9 | 14.8 | 14.6 | 14.6 | 14.5 | 14.4 | 14.2 |
| Primary swell direction | WSW 248° | WSW 247° | WSW 256° | W 266° | W 276° | W 274° | W 271° | W 269° | W 259° | WSW 249° | WSW 239° | WSW 241° | WSW 242° | WSW 244° | WSW 243° | WSW 242° | WSW 242° | WSW 241° | WSW 240° | WSW 239° | WSW 239° | WSW 240° | WSW 241° | WSW 242° |
| Godrevy Combined sea height (ft) | 4.7 | 5.3 | 5.7 | 6.2 | 6.6 | 6.8 | 6.9 | 6.8 | 6.5 | 6.2 | 5.9 | 5.7 | 5.6 | 5.5 | 5.5 | 5.6 | 5.7 | 5.8 | 5.9 | 6.1 | 6.1 | 6.1 | 6.1 | 6.0 |
| Combined sea period (s) | 4.4 | 4.4 | 4.5 | 4.7 | 4.9 | 5.0 | 5.1 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.1 | 5.1 | 5.2 | 5.2 | 5.2 | 5.3 |
| Combined sea direction | W 274° | W 272° | W 272° | W 273° | W 275° | W 276° | W 278° | WNW 283° | WNW 286° | WNW 288° | WNW 289° | WNW 290° | WNW 291° | WNW 291° | WNW 291° | WNW 291° | WNW 291° | WNW 292° | WNW 292° | WNW 293° | WNW 294° | WNW 295° | WNW 296° | WNW 297° |
| Godrevy forecast weather (3-hourly) | ||||||||||||||||||||||||
| Godrevy forecast wind (mph) | 22SW | 23SW | 23SW | 24SW | 24SW | 21WSW | 18W | 16WNW | 16WNW | 17WNW | 18WNW | 18WNW | 18WNW | 17WNW | 17WNW | 17WNW | 17WNW | 17WNW | 17WNW | 17WNW | 17WNW | 16WNW | 16WNW | 16WNW |
| Observed weather | ||||||||||||||||||||||||
| Observed wind (mph) | 17SW | 19SW | 15SW | 19WSW | 19SW | 19WSW | 15WSW | 11WNW | 10W | 11W | 11W | 13WNW | 12NW | 11WNW | 11NW | 10WNW | 8W | 8WNW | 8W | 10WNW | 7WNW | 7WNW | 5W | 8WNW |
| Sevenstones Significant wave height (ft) | 4.3 | 4.3 | 4.6 | 5.2 | 4.9 | 6.2 | 6.2 | 5.9 | 6.6 | 5.9 | 5.2 | 5.6 | 5.6 | 5.2 | 4.9 | 4.6 | 4.6 | 5.9 | 5.6 | 6.6 | 6.6 | 7.5 | 7.2 | 6.2 |
| Sevenstones Observed wave period (s) | 6.2 | 6.2 | 6.4 | 6.5 | 6.6 | 7.0 | 7.0 | 7.3 | 7.2 | 6.9 | 7.3 | 7.2 | 7.0 | 7.0 | 6.8 | 7.1 | 7.6 | 7.4 | 7.4 | 7.7 | 8.1 | 8.3 | 8.6 | 8.4 |
| 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) | 4.3 | 4.3 | 4.5 | 5.1 | 5.6 | 6.6 | 7.0 | 7.8 | 7.5 | 7.0 | 7.0 | 5.8 | 5.9 | 5.5 | 5.2 | 5.4 | 5.4 | 5.5 | 5.9 | 6.4 | 6.7 | 7.7 | 7.1 | 7.2 |
| Perranporth Observed wave period (s) | 7.1 | 7.1 | 6.7 | 6.7 | 6.7 | 7.1 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 9.1 | 9.1 | 9.1 | 9.1 | 8.3 | 6.7 | 9.1 | 8.3 | 8.3 | 8.3 | 9.1 | 8.3 |
| Perranporth Observed wave direction | W 277° | W 270° | W 276° | W 269° | W 273° | W 274° | W 277° | W 276° | W 277° | W 273° | W 264° | W 280° | W 271° | W 277° | WNW 281° | W 274° | W 278° | W 278° | WNW 287° | WNW 281° | WNW 283° | W 280° | W 277° | W 280° |
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