This barometer located in Upton upon Severn, shows how high the water has risen in two days.
This sudden rise has prompted the Environment Agency to close the flood gates on a flood defence wall, which was officially opened on Friday.
A new agreement yet to be reached over cover to flood-risk homes, could leave homeowners without flood insurance the LGA has warned.
A flood defence wall, which cost £4 million, has already been used in Worcestershire, just days after its official opening.
Firefighters have had to rescue people from their homes and roads having been cut off after flash flooding hit parts of the Midlands.