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Wild weather: Heavy rain leading to flood concerns in Metro Detroit

Wintry conditions to follow unusually warm weather in Southeast Michigan

Just one day after Metro Detroit experienced record warmth that felt more like late spring, Southeast Michigan woke up to thunderstorms, heavy rain and flooding concerns.

Flood Watch

A Flood Watch is in effect for most of Southeast Michigan through 2 p.m. Wednesday, prompting a 4Warn Weather Alert as rounds of rain and storms move across the region during the morning commute and through midday.

A Flood Watch is in effect for most of Southeast Michigan through 2 p.m. Wednesday, March 11, 2026. (WDIV)

The same weather system responsible for Tuesday’s record-breaking heat is now bringing a much different set of impacts.

Metro Detroit reached 75 degrees Tuesday, breaking the previous record high of 70 degrees set in 1925. The average high for this time of year is 43 degrees. Temperatures in the mid-70s are more typical of late May or early June.

The dramatic warmth helped fuel a strong storm system that is now moving through Michigan.

Early Wednesday morning, thunderstorms were rolling through Metro Detroit. While severe weather was a possibility overnight, most storms in Southeast Michigan remained below severe limits. Stronger storms developed across West Michigan earlier, and a Severe Thunderstorm Warning was issued for the Saginaw area.

Meanwhile, parts of the Thumb and Mid-Michigan are dealing with freezing rain and icy conditions, while Northern Michigan is under Ice Storm Warnings, including Alpena.

The biggest concern in Southeast Michigan Wednesday morning is heavy rainfall.

Several rounds of rain could produce localized flooding, especially in areas that typically collect water such as low-lying neighborhoods, underpasses and roads with poor drainage.

Just a foot of moving water can sweep a vehicle away. Drivers should never attempt to cross flooded roadways and should seek alternate routes if water covers the road. (WDIV)

Drivers should be cautious of standing water on roadways. Even shallow water can hide hazards or stall vehicles Here is an important rule during flood events: Turn around, don’t drown.

Just a foot of moving water can sweep a vehicle away. Drivers should never attempt to cross flooded roadways and should seek alternate routes if water covers the road.

Heavy rain can also lead to basement flooding in some homes. Residents are encouraged to check sump pumps, clear nearby drains if possible and monitor lower levels of their homes for water intrusion during prolonged rainfall.

Conditions will gradually improve later Wednesday as the cold front moves through the region.

Temperatures will fall behind the front and winds will shift out of the west, bringing cooler air back into Southeast Michigan.

The roller coaster weather pattern will continue through the rest of the week.

Thursday and Friday

Thursday looks quieter with cooler temperatures and sunshine returning. A couple of flurries are possible. Another system arrives Friday that could bring a mix of rain and snow along with gusty winds.

That timing is notable for Detroiters celebrating “313 Day” on Friday. While widespread winter weather is not expected, the day will feel much colder than the summerlike warmth earlier this week.

This Weekend

The weekend could bring another round of rain or snow showers before colder air settles into the Great Lakes region early next week.

By early next week, temperatures may struggle to reach the upper 20s, a stark reminder that winter is not quite finished.

The changing pattern means Southeast Michigan residents may experience nearly every season in just a few days—from record warmth and thunderstorms to colder air and even the possibility of snow.

St. Patrick’s Day

And for those looking ahead to St. Patrick’s Day next Tuesday, the forecast currently suggests cooler but quieter weather returning after this week’s wild swings.

Share your photos of this extreme weather with Local 4 at MIPics.