Skip to content
Surfhog home
Menu

Historical surf replay

St Ives Bay surf conditions on Tue, Aug 11, 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
0.9–1.5 ft
Primary swell period
7.4–11.3s
Primary swell direction
WNW 283°
well aligned with this coast
Combined sea height
1–1.7 ft
Combined sea period
2.4–4s
Combined sea direction
WNW 297°

Wind veering north-easterly to south-easterly

ESE 117°offshore

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
3–18 mph

Wind mostly easterly

ESE 105°offshore

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
1–2.3 ft
Average period
4.7–7s
Reported wave direction
Unavailable
Exposure unavailable

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

Nearby north-coast inshore response

Perranporth

Significant wave height
0.7–2.3 ft
Peak period
1.8–13.3s
Peak wave direction
WNW 291°
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 stronger than the last stored forecast.

Forecast: wind veering north-easterly to south-easterly; observed: wind mostly easterly.

Observed wind at ESE 105° was offshore 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)1.51.51.41.41.31.31.31.21.21.21.11.11.11.01.01.01.00.90.90.91.01.11.21.3
Primary swell period (s)7.97.97.97.87.87.87.77.77.77.77.67.67.67.57.57.47.47.78.08.39.310.311.311.2
Primary swell directionWNW 287°WNW 286°WNW 286°WNW 285°WNW 285°WNW 285°WNW 284°WNW 284°WNW 283°WNW 283°WNW 283°WNW 283°WNW 282°WNW 282°WNW 282°WNW 282°WNW 281°W 281°W 281°W 281°W 280°W 280°W 280°W 279°
Godrevy Combined sea height (ft)1.71.71.61.61.51.51.41.41.31.31.21.21.21.21.21.11.11.01.01.11.11.11.21.3
Combined sea period (s)3.43.93.94.04.03.83.73.53.33.12.92.92.92.92.82.72.62.52.52.42.42.52.52.6
Combined sea directionWNW 294°WNW 294°WNW 297°WNW 301°NW 304°NW 306°NW 307°NW 306°WNW 304°WNW 301°WNW 297°WNW 294°WNW 292°WNW 292°WNW 292°WNW 293°WNW 295°WNW 296°WNW 295°WNW 295°WNW 294°WNW 292°WNW 290°WNW 288°
Godrevy forecast weather (3-hourly)
Godrevy forecast wind (mph)6NE5NE5ENE5ENE5E6E6ESE7SE8SE10SE11SE11SE10SE10SE10SE11SE12SE12SE12SE13ESE12SE12SE12SE12SE
Observed weather
Observed wind (mph)6NE5ENE5ENE5ENE4NE3S7ESE9ESE11SE13SE13SE12SE10ESE12ESE13ESE16ESE17ESE17ESE18ESE16ESE11E13E15E16ESE
Sevenstones Significant wave height (ft)1.62.01.61.62.01.61.61.61.31.01.01.01.01.01.01.01.31.61.62.32.02.01.61.6
Sevenstones Observed wave period (s)6.37.06.56.36.36.16.15.86.56.26.36.06.57.06.56.35.14.85.24.84.94.75.46.4
Sevenstones Observed wave directionUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailableUnavailable
Perranporth Significant wave height (ft)1.82.12.22.11.91.91.71.51.21.11.11.11.11.01.10.90.80.90.80.70.60.70.81.0
Perranporth Observed wave period (s)8.05.74.74.54.74.74.24.07.77.78.07.47.47.46.96.76.9–11.811.812.513.311.811.8
Perranporth Observed wave directionW 271°W 273°NW 305°NNW 335°NW 315°NNW 333°NW 326°NNW 342°W 281°W 281°W 278°W 273°W 281°W 277°W 271°WSW 253°WSW 257°ESE 111°W 276°W 281°WNW 302°WNW 283°WNW 291°WNW 283°

Swipe sideways to see more hours.