The National Weather Service says snow showers would continue through the overnight hours and into Thursday morning. Snowfall rates could be heavy at times, with rates over an inch per hour at times.
Additional accumulations of 4-8 inches are expected late Wednesday and early Thursday. Total storm accumulations of up to 15 inches or more are expected by daybreak.
As of 5 p.m. Wednesday, trained spotters for the weather bureau reported 10 inches had fallen in Grand Haven, 11 inches in Fruitport and about 8 inches in Norton Shores. An amateur radio operator reported 14 inches had fallen near Bridgeton in Newaygo County. As of 8 p.m. Wednesday, spotters reported 12 inches had fallen in Spring Lake.
Visibilities will be reduced to less than a half-mile at times. Roads will continue to be snow-covered and slippery across the area. Road salt will have limited effectiveness due to the cold temperatures.
The Michigan Department of Transportation reminds motorists to adjust speeds based on the conditions, and to take it slow in ice and snow.
The forecast for the Grand Haven area:
Overnight: Snow showers. Low around 11. Wind chill values as low as minus 6. Northwest wind 11 to 16 mph. Chance of precipitation is 100 percent. Total nighttime snow accumulation of around 6 inches.
Thursday: Snow showers likely, mainly after 1 p.m. Cloudy, with a high near 14. Wind chill values as low as minus 6. West wind 9 to 15 mph. Chance of precipitation is 70 percent. New snow accumulation of around 2 inches.
Thursday night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 7. Wind chill values as low as minus 10. West-northwest wind 11 to 16 mph.