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Historical surf replay

St Ives Bay surf conditions on Mon, Aug 10, 2026

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

Forecast and observations in their coastal context

Predicted at Godrevy

Last stored wave forecast

Primary swell height
0.8–3 ft
Primary swell period
5.1–8.5s
Primary swell direction
WNW 291°
well aligned with this coast
Combined sea height
1.8–2.9 ft
Combined sea period
3.1–3.8s
Combined sea direction
WNW 300°

Wind veering north-westerly to north-easterly

N 9°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

Godrevy wind and weather

Wind speed
2–12 mph

Wind backing north-easterly to north-westerly

N 358°cross-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

Sevenstones

Significant wave height
1.6–3 ft
Average period
5.8–6.8s
Reported wave direction
Unavailable
Exposure unavailable

24 readings. falling height trend; medium confidence from metoffice. Open the Sevenstones archive.

Nearby north-coast inshore response

Perranporth

Significant wave height
1.6–3.9 ft
Peak period
3.8–8.7s
Peak wave direction
WNW 283°
well aligned with this coast

48 readings. falling height trend; high confidence from cco. Open the Perranporth archive.

How the stored wind forecast compared

Observed average wind was 2 mph lighter than the last stored forecast.

Forecast: wind veering north-westerly to north-easterly; observed: wind backing north-easterly to north-westerly.

Observed wind at N 358° 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.

Hour-by-hour replay

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.

Swell and sea height through the day

Wind speed through the day

Metrics are rows; hours run left to right. Times use your device time zone.
Hourly forecast and observation values
Metric
Godrevy Primary swell height (ft)1.10.80.91.01.11.72.43.02.92.82.62.42.11.91.81.71.61.71.81.81.81.71.61.6
Primary swell period (s)8.47.37.78.08.47.46.55.65.55.45.35.35.25.15.25.35.36.27.18.08.07.97.97.9
Primary swell directionWNW 292°WSW 246°W 261°W 277°WNW 293°WNW 296°WNW 299°WNW 302°NW 304°NW 306°NW 308°WNW 303°WNW 298°WNW 292°WNW 292°WNW 292°WNW 291°WNW 290°WNW 289°WNW 288°WNW 288°WNW 288°WNW 287°WNW 287°
Godrevy Combined sea height (ft)2.22.72.92.92.92.82.72.62.52.52.52.62.62.62.52.42.32.22.12.01.91.81.81.8
Combined sea period (s)3.13.43.43.53.53.63.73.83.73.63.63.53.43.33.33.33.33.33.33.33.33.23.23.3
Combined sea directionWNW 287°WNW 291°WNW 294°WNW 296°WNW 297°WNW 297°WNW 296°WNW 294°WNW 292°WNW 292°WNW 292°WNW 294°WNW 298°WNW 302°NW 307°NW 310°NW 313°NW 314°NW 314°NW 311°NW 309°NW 305°WNW 300°WNW 296°
Godrevy forecast weather (3-hourly)
Godrevy forecast wind (mph)11WNW13WNW12NW11NW11NNW9NNW8NNW7N8N9NNE11NNE11NNE11NNE12NNE11NNE11NNE11NE10NNE10NNE9NNE9NNE9NNE8NE7NE
Observed weather
Observed wind (mph)9WNW8WNW9WNW8WNW6NW8N4NNW2NE2N6NNE8N7NNE9N10N11N12N11NNE10N11NNE10NNE11N8NNE7NNE6NE
Sevenstones Significant wave height (ft)2.32.62.62.32.32.63.02.62.62.62.62.32.63.02.62.02.02.02.02.01.62.02.01.6
Sevenstones Observed wave period (s)6.66.36.65.95.96.05.85.85.86.26.16.36.56.56.06.86.35.95.96.16.16.26.56.1
Sevenstones Observed wave directionUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailable
Perranporth Significant wave height (ft)2.93.43.63.83.53.73.53.23.12.82.62.82.82.72.92.82.72.52.32.11.91.71.71.9
Perranporth Observed wave period (s)4.34.34.55.76.15.95.96.96.55.75.95.38.05.17.75.07.44.94.77.78.07.46.77.4
Perranporth Observed wave directionWNW 291°WNW 283°WNW 284°WNW 291°WSW 256°NW 304°W 281°WNW 294°NW 304°WNW 288°WNW 288°WNW 284°W 270°WNW 287°W 276°W 267°W 278°WNW 301°W 276°WNW 284°W 278°W 278°W 278°WNW 283°

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