Michigan braces for lake-effect snow in the north and rain in the south; residents should prepare for varied conditions statewide.
Lake-Effect Snow and Rain Expected Across Michigan
Southeast Michigan
Detroit — Issued by the National Weather Service at 3:00 PM on December 12, 2024.
Rain showers are anticipated across Southeast Michigan today. Temperatures will remain above freezing, with highs in the mid-40s.
Southeast Michigan will see a mix of rain and snow showers today, with temperatures hovering between the mid-30s and low 40s. Winds will remain steady from the west at 10–15 mph, with gusts up to 25 mph in some areas. Morning commuters should prepare for slick spots on roads, especially on bridges and overpasses.
Tonight, rain is expected to continue into the evening hours. Lows will drop to the upper 30s, with:
As evening approaches, rain will likely transition into snow flurries, particularly in areas north of Detroit. Accumulation is expected to remain minimal, under an inch, but freezing temperatures overnight may lead to icy conditions.
Southwest Michigan
Grand Rapids — Issued by the National Weather Service at 3:00 PM on December 12, 2024.
Southwest Michigan will experience lake-effect snow showers today, particularly in areas west of US-131. Daytime highs will be in the lower 30s. Key details include:
- Snow accumulations of 1 to 3 inches, with higher amounts near the lakeshore.
- Northwest winds at 15 to 20 mph, causing blowing snow and reduced visibility.
Lake-Effect Snow Moving Inland
Southwest Michigan will experience lake-effect snow showers, especially along the Lake Michigan shoreline. Daytime temperatures will remain in the mid-30s, with localized snow bands creating pockets of heavy snowfall. Areas closest to the lake may see accumulations of 2–4 inches by late evening.
Tonight, snow showers will gradually diminish. Overnight lows will be in the mid-20s, with:
- Partial clearing after midnight.
- North winds at 10 to 15 mph, becoming light by morning.
Windy and Cold Conditions Expected
Gusty winds of up to 30 mph will result in wind chills in the low 20s. Motorists are advised to proceed with caution as visibility may be significantly reduced in heavier snow squalls.
Northern Lower Michigan
Gaylord — Issued by the National Weather Service at 6:32 AM on December 8, 2024.
Northern Lower Michigan is under a mix of wintry conditions today. Expect a combination of snow and sleet, with daytime highs in the upper 20s. Specifics include:
- Snow accumulations of 2 to 4 inches, mainly north of M-32.
- Sleet mixing in during the afternoon, leading to slippery roads.
- East winds at 10 to 15 mph.
Tonight, precipitation will transition to all snow. Overnight lows will be in the lower 20s, with:
- Additional snow accumulations of 1 to 2 inches.
- Northeast winds at 5 to 10 mph.
Upper Peninsula of Michigan
Marquette — Issued by the National Weather Service at 4:02 PM on December 10, 2024.
The Upper Peninsula is experiencing significant lake-effect snow, especially in the northwest snow belts. Daytime highs will be in the mid-20s. Key points include:
- Snow accumulations of 4 to 8 inches, with localized amounts up to 12 inches.
- Northwest winds at 20 to 25 mph, leading to blowing snow and reduced visibility.
Snowstorm Expected to Intensify
The Upper Peninsula is bracing for heavy snow, with totals ranging from 6–10 inches in areas such as Marquette and Houghton. Snowfall rates of up to 1 inch per hour are possible, accompanied by strong winds gusting up to 35 mph.
Tonight, heavy snow will continue, particularly along the lakeshores. Overnight lows will be in the upper teens, with:
- Additional snow accumulations of 3 to 5 inches.
- Northwest winds at 15 to 20 mph, with gusts up to 30 mph.
Blowing Snow and Subzero Wind Chills
Blowing and drifting snow will lead to near-zero visibility in open areas. Wind chills could fall to near-zero, posing a risk of frostbite with prolonged exposure. Residents are urged to stay indoors and avoid unnecessary travel.
Hazardous Weather Changes Fast – Stay Updated
Weather Watches, Warnings, and Advisories are frequently updated by the National Weather Service. Please look for updates to this report from the National Weather Service, or your local news channels and NOAA All Hazards radio. Please follow ThumbWind Publications for more local weather and news updates. Your helpful comments are welcome.
