Levels in tidal waters are measured from mean sea level, not from the river bed. They can, therefore, be negative,
and do not give any indication of water depth. Tidal levels are not necessarily updated frequently, and may not reflect
tidal movements throughout the day.
The normal level of the River Great Ouse at Magdalen Bridge in average weather conditions is between
-0.49m
and 4.20m. It has been between these levels
for at least 150 days in the past year.
The usual range of the River Great Ouse at Magdalen Bridge in more extreme weather conditions is between
-0.44m
and 3.64m. It has been between these levels for 90% of
the time since monitoring began.
The highest level ever recorded at the River Great Ouse at Magdalen Bridge is
5.24m,
reached on Thursday 1st January 1970 at 1:00am.
Long term graphs will work better if you rotate your fondleslab into landscape mode.