The Storm Prediction Center has upgraded the threat for Severe Weather and especially damaging winds across portions of Southwest Lower Michigan tonight. A moderate risk for severe thunderstorms now exists across Central Lower Michigan or roughly north of a Muskegon to St. Johns line. Locations along and north of Interstate 96 are in a Severe Thunderstorm Watch until 300am.
Thunderstorms are expected to develop into a line and sweep across portions of Southwest Lower Michigan through 300am. Additional storms will be possible overnight as well across far Southern Lower Michigan. Damaging winds in excess of 60 MPH and hail to one inch in diameter are the main threats with these storms, but isolated tornadoes are also possible mainly near and north of Highway U.S. 10. Storms have the capability tonight, especially if they form into lines or bowing segments to produce winds in excess of 75 mph. Winds of this magnitude can cause significant damage.
Some storms will have the capability of locally heavy rainfall amounts in excess of two inches could also occur along and north of Interstate 96 tonight. Please pay attention to warnings that may be issued this evening and tonight.
Here is a link to the Severe weather outlook from the Storm Prediction Center.
Here is a link to the regional radar loop.