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)10-12-2025 20:30
Latitude-
Longitude-
Wave Height (m)0.24
Max Wave Height (m)0.38
Tpeak (s)10.7
Tz (s)4.3
Peak Direction (degrees)-
Spread (degrees)-
Sea Temp (°C)-
Energy Period (s)-
Wave Power (kW/m)-

Latest Tide Data

Latest Tide data
Time (GMT)10-12-2025 21:10
Elevation1.39
Residual0.06
Next HW04:51, 2.06
Next LW08:05, 1.41
Highest Date05-11-2025
Highest Value2.68m
Lowest Date07-01-2025
Lowest Value-17.26m

Latest Met Data

Latest Met data
Time (GMT)10-12-2025 21:10
Air Pressure (mb)1021.4
Wind Speed (knots)10
Wind Speed (ms-1)5.1
Gust Speed (knots)12.8
Gust Speed (ms-1)6.6
Wind direction (°)270
Air Temperature (°C)11.4
Rainfall (mm)0
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)81