It's expected to be in place for seven hours
Ronaldsway Met Office has issued a yellow weather warning for heavy rain.
It's set to come into effect from 10pm tonight (11 December), and remain in force until 5am tomorrow morning.
Forecasters believe there could be 'significant' standing water on roads, and some localised flooding as a result.
Rainfall totals are expected to be in the region of 15-20mm in addition to the 30mm that has fallen over the past few days.
Inquest into death of MGP competitor continues
Louis O'Regan sustained fatal injuries in incident at Kate's Cottage
Manx Utilities apologises for road closure amid 'essential maintenance'
White Hoe works caused significant traffic disruption in Douglas yesterday
Teen accused of wounding with intent to murder appears in court
19-year-old denies possessing knife at Cornaa Beach
Section of Quarterbridge Road to close for tree works
Diversions will be in place on Sunday 15 March
Concern in Northern Ireland over fishing visas
New restrictions imposed on who can fish Manx waters