Overnight: Mainly dry this evening, before more heavy rain and thunderstorms arrive overnight, lasting through the early hours and into Tuesday morning. A warm and muggy night.
Today: Heavy and thundery rain at first, but easing later to leaving a drier, perhaps brighter end to the day. Another humid day and becoming warm in any sunshine.
Outlook for Wednesday to Friday: A drier and sunnier second half of the week. Temperatures will continue to rise, widely becoming very warm, and it will remain on the humid side. Warm overnight too.