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)21-05-2025 11:30
Latitude-
Longitude-
Wave Height (m)0.46
Max Wave Height (m)0.91
Tpeak (s)12.8
Tz (s)3.8
Peak Direction (degrees)-
Spread (degrees)-
Sea Temp (°C)-
Energy Period (s)-
Wave Power (kW/m)-

Latest Tide Data

Latest Tide data
Time (GMT)21-05-2025 12:20
Elevation1.4
Residual-0.08
Next HW19:19, 1.93
Next LW22:43, 1.38
Highest Date27-01-2025
Highest Value2.6m
Lowest Date07-01-2025
Lowest Value-17.26m

Latest Met Data

Latest Met data
Time (GMT)21-05-2025 12:20
Air Pressure (mb)1016.7
Wind Speed (knots)1.5
Wind Speed (ms-1)0.8
Gust Speed (knots)2.4
Gust Speed (ms-1)1.2
Wind direction (°)140
Air Temperature (°C)12.4
Rainfall (mm)0.08
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)85