National Network of Regional Coastal Monitoring Programmes

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Note that these are real-time data and are not quality-controlled. Long-range graphs are plotted from a randomised subsample of half-hourly data.

Swanage Pier

Tide Levels and Harmonics

  

Live water level data (OD) Data (GMT) (updated every 5 seconds)

This one-second stream of data to the website is experimental and is being developed in conjunction with Fugro GB Limited

Latest Wave Data

Latest Wave Data
Time (GMT)08-11-2025 17:00
Latitude-
Longitude-
Wave Height (m)0.22
Max Wave Height (m)0.33
Tpeak (s)14.2
Tz (s)4.6
Peak Direction (degrees)-
Spread (degrees)-
Sea Temp (°C)-
Energy Period (s)-
Wave Power (kW/m)-

Latest Tide Data

Latest Tide data
Time (GMT)08-11-2025 17:40
Elevation0.85
Residual0.15
Next HW22:19, 2.28
Next LW05:28, 0.89
Highest Date05-11-2025
Highest Value2.68m
Lowest Date07-01-2025
Lowest Value-17.26m

Latest Met Data

Latest Met data
Time (GMT)08-11-2025 17:50
Air Pressure (mb)1015.8
Wind Speed (knots)5.6
Wind Speed (ms-1)2.9
Gust Speed (knots)7.2
Gust Speed (ms-1)3.7
Wind direction (°)290
Air Temperature (°C)11.6
Rainfall (mm)0
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)82