Weekend brides rejoice, the deluge expected to hit Melbourne this weekend isn't likely to hit until Monday.

The Bureau of Meteorology earlier reported 50 millimetres was of rain was likely to fall in the city's north-eastern suburbs Saturday morning.

Heavy rain hits Melbourne: pedestrians in South Melbourne. Credit:Justin McManus

But senior forecaster Terry Ryan said it was now likely just 10 to 15 millimetres would come down.

"Monday and Tuesday will be our turn," he said late on Friday.