Rainfall Friday afternoon left several freeways under water in Metro Detroit.

The severe threat overnight into Thursday morning looks more intense, and flooding might be a serious problem during the commute, as well.

DETROIT The National Weather Service has issued a Flash Flood Watch for Genesee, Lapeer, Lenawee, Livingston, Macomb, Monroe, Oakland, Sanilac, St. Clair, Washtenaw and Wayne counties until 2 p.m. Sunday. Saturday afternoons steady rain turns to scattered, light rain in the evening then heavier rain tonight. Saturday night, rain is more likely, especially after midnight. The morning will have widespread rain showers and a few thunderstorms. Track the live Michigan Weather Radar hereTrack severe weather alerts hereSubmit storm photos hereFind more weather forecast articles at Weather Center

DETROIT The National Weather Service has issued a Flash Flood Watch for Genesee, Lapeer, Lenawee, Livingston, Macomb, Monroe, Oakland, Sanilac, St. Clair, Washtenaw and Wayne counties until 2 p.m. Sunday. Rain will be heavy, at times and will be the source for potential flooding. MARINE FORECASTLake ErieSaturday Night: Wind E 5-10 knots, Waves 0-1 ft., Water Temp 77 degreesSunday: Wind E 6-12 knots, Waves 0-1 ft., Water Temp 76 degreesLake HuronSaturday Night: Wind E 5-10 knots, Waves 0-1 ft., Water Temp 72 degreesSunday: Wind E 6-14 knots, Waves 0-1 ft., Water Temp 72 degreesLake St. ClairSaturday Night: Wind E 5-10 knots, Waves 0-1 ft., Water Temp 74 degreesSunday: Wind E 6-12 knots, Waves 0-2 ft., Water Temp 74 degreesUP NORTH FORECASTNorthern Lower PeninsulaSaturday Night: Showers, cool. Remember to download the FREE Local4Casters weather app -- its easily one of the best in the nation. Track the live Michigan Weather Radar hereTrack severe weather alerts hereSubmit storm photos hereFind more weather forecast articles at Weather Center

Scattered showers are still in the forecast Monday and Primary Day, Tuesday. Sunday evening will be cool with scattered showers. Sunset is at 8:51 p.m.Sunday night will be cooler with more widely scattered showers. Monday will be mostly cloudy with scattered showers and thunderstorms. Track the live Michigan Weather Radar hereTrack severe weather alerts hereSubmit storm photos hereFind more weather forecast articles at Weather Center

DETROIT The National Weather Service has issued a Flash Flood Watch for Genesee, Lapeer, Lenawee, Livingston, Macomb, Monroe, Oakland, Sanilac, St. Clair, Washtenaw and Wayne counties until 2 p.m. Sunday. Scattered showers and storms remain possible early this week, including Primary Election Day, Tuesday. Sunset is at 8:51 p.m.Sunday night will be cooler with more widely scattered showers. Monday will be mostly cloudy with scattered showers and thunderstorms. Track the live Michigan Weather Radar hereTrack severe weather alerts hereSubmit storm photos hereFind more weather forecast articles at Weather Center

A better chance for rain occurs this evening through early Sunday afternoon. Theres a slight chance of scattered rain showers after 2 p.m.Saturday evening will be mostly cloudy with heavier, more widespread showers. The morning will have widespread rain showers and a few thunderstorms. There still is a chance of showers, but they will not hamper people from going to the polls and voting. Remember to download the FREE Local4Casters weather app -- its easily one of the best in the nation.

DETROIT The National Weather Service has issued a Flash Flood Watch for Genesee, Lapeer, Lenawee, Livingston, Macomb, Monroe, Oakland, Sanilac, St. Clair, Washtenaw and Wayne counties from 8 p.m. Saturday, to 2 p.m. Sunday. Theres a slight chance of scattered rain showers after 2:00 p.m. The morning will have widespread rain showers and a few thunderstorms. MARINE FORECASTLake ErieSaturday: Wind ESE 5-10 knots, Waves 0-1 ft., Water Temp 77 degreesSaturday Night: Wind E 5-10 knots, Waves 0-1 ft., Water Temp 77 degreesSunday: Wind E 6-12 knots, Waves 0-1 ft., Water Temp 76 degreesLake HuronSaturday: Wind ESE 4-9 knots, Waves 0-1 ft., Water Temp 73 degreesSaturday Night: Wind E 5-10 knots, Waves 0-1 ft., Water Temp 72 degreesSunday: Wind E 6-14 knots, Waves 0-1 ft., Water Temp 72 degreesLake St. ClairSaturday: Wind ESE 4-9 knots, Waves 0-1 ft., Water Temp 75 degreesSaturday Night: Wind E 5-10 knots, Waves 0-1 ft., Water Temp 74 degreesSunday: Wind E 6-12 knots, Waves 0-2 ft., Water Temp 74 degreesUP NORTH FORECASTNorthern Lower PeninsulaSaturday: Showers in SW Michigan. Track the live Michigan Weather Radar hereTrack severe weather alerts hereSubmit storm photos hereFind more weather forecast articles at Weather Center