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)24-01-2026 08:30
Latitude-
Longitude-
Wave Height (m)1.41
Max Wave Height (m)2.45
Tpeak (s)7.1
Tz (s)5.4
Peak Direction (degrees)-
Spread (degrees)-
Sea Temp (°C)-
Energy Period (s)-
Wave Power (kW/m)-

Latest Tide Data

Latest Tide data
Time (GMT)24-01-2026 09:20
Elevation2.31
Residual0.46
Next HW11:28, 2.08
Next LW19:22, 0.78
Highest Date23-01-2026
Highest Value2.59m
Lowest Date05-01-2026
Lowest Value0.28m

Latest Met Data

Latest Met data
Time (GMT)24-01-2026 09:30
Air Pressure (mb)987.5
Wind Speed (knots)26.4
Wind Speed (ms-1)13.6
Gust Speed (knots)38.5
Gust Speed (ms-1)19.8
Wind direction (°)140
Air Temperature (°C)8.8
Rainfall (mm)0
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)74