National Network of Regional Coastal Monitoring Programmes

« Dychwelid at fap am donau, llanw a gorsafoedd tywydd eraill.

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.

Severn Bridge

Data Tonnau Diweddaraf

Amser (ASG)LledredHydredUchder ton (m)Uchder uchaf ton (m)Tbrig (s)Tz (s)Cyfeiriad mwyaf cyffredin (gradd)Ymlediad (gradd)Tymheredd y môr (°C)
17-05-2021 22:30--0.120.283.32.5---
Dyddiad Hs uchaf 2021 Storm alert threshold
(0.25 yr Return Period)
01-01 2m 0.70m
   We would appreciate your feedback on the Website and Map Viewer