Cort Scholten

National Weather Service logo
National Weather Service

The early February thaw has melted away dangerously icy roads, but it’s also raising river levels across West Michigan. Sixteen inches of melting snow melting in a short amount of time has to go somewhere.

The National Weather Service tells us we’ve experienced similar mid-winter melts before. The ground is frozen, blanketed with a foot or more of snow. And then, prolonged winds out of the south usher temperatures in the 40s and 50s.

National Weather Service logo
National Weather Service

The Polar Vortex is retreating northward ushering in warmer temperatures from the southwest. The abrupt weekend warm-up is a dramatic swing of as much as 80 degrees in some parts of the Great Lakes region. WGVU spoke with a National Weather Service meteorologist about what’s behind the abrupt temperature shift.

The National Weather Service at the Gerald R. Ford International Airport tells us the arctic air mass begins moving out of Michigan late Saturday morning. Daytime temperatures will rise above freezing.