The rain in Northern Ireland and western Scotland was sinking south east across the UK tonight and will continue to do so tomorrow, according to MeteoGroup.
MeteoGroup forecaster Billy Payne said: "Some of the showers are quite heavy in the north and west of the country."
Mr Payne said the expected rainfall would not help the flooding situation in the north of the country.
September was 'a month of two halves' despite Britain being battered by heavy rain and record flooding.
Hundreds of homeowners are facing a massive clean-up today after record storms battered Britain.
Very unsettled weather has made it the worst start to Autumn in 31 years.