Three alerts, meaning flooding is possible, have been issued by the Environment Agency. The areas covered are Severn Vyrnwy confluence, South East Somerset Rivers, Upper Reaches and West Somerset Streams.
The alerts come as much of southern Britain is facing rain this evening.
There are also strong winds and showers in west and north Scotland.
The flood alert for Severn Vyrnwy confluence states: “River levels are high but steady at the Cae Howel river gauge following recent heavy rainfall.
“Flooding continues. We expect flooding to affect low lying land and roads adjacent to the river from the Welsh border at Llawnt to Shrawardine near Shrewsbury.
“Other locations that may be affected include Llanymynech, Maesbrook and Melverley.”
The alert adds that river levels are expected to remain high until Tuesday.
The flood alert for South East Somerset Rivers, Upper Reaches states that river levels have risen at the Sherborne river gauge due to the ground being saturated and further rainfall.
It adds: “We expect flooding to affect the Sparkford to Weston Bampfylde road and Deep Ford Lane, Chetnole.
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Meanwhile, the Scottish Environment Protection Agency has issued a flood warning for Strath Oykel.
The flood alerts come as parts of the UK have been hit by rain.
The Met Office’s weather forecast for Monday night states: “Rain, drizzle and low cloud continuing across many southern areas where mild.
“Clearer weather spreading to most northern areas but with strong winds and showers in west and north Scotland.”
On Tuesday, rain and cloud is expected to clear to become brighter, however the South East is forecast to be cloudy all day.