The Environment Agency has issued a Flood Alert for rivers in and around Crawley, including Ifield Brook and the Upper River Mole.
The warning states: “River levels are high in response to rainfall over night.
“The forecast for today and the rest of the week is for continued showers, possibly becoming heavy on Friday.
“Flooding of low lying land and roads is possible.
“We anticipate river levels will start to fall this morning into the early afternoon, however with an unsettled forecast they are likely to rise once again later in the week.
“Flooding of properties is not expected at this time.”
Click here for more on what to do in the event of flooding.