Muskegon County, Michigan — Weather Alerts & Warnings

1 active National Weather Service alert for Muskegon County right now. This page updates continuously and shows every watch, warning, and advisory issued by NWS Grand Rapids for Muskegon County and the surrounding Southwest Lower Peninsula.

Active alerts (1)

Frost Advisory
Severity: Minor · Urgency: Expected · Issued May 7, 2:53 AM EDT · Expires May 7, 8:00 AM EDT
Frost Advisory issued May 7 at 2:53AM EDT until May 7 at 8:00AM EDT by NWS Grand Rapids MI

About Muskegon County

County seat
Muskegon
Population (2020)
175,824
Region
Southwest Lower Peninsula
NWS Office

Southwest Michigan — including Berrien, Cass, Van Buren, Allegan, Kent, Kalamazoo, and Ottawa — lies in the heart of the Midwest's tornado-prone corridor. The most severe and frequent tornadoes in Michigan history occur in this region, with peak activity from April through July. Lake Michigan moderates winter temperatures along the immediate shoreline but generates substantial lake-effect snow inland. Lakeshore flooding from sustained westerly winds is a known hazard for Berrien, Van Buren, and Ottawa counties.

Muskegon County is served by NWS Grand Rapids, headquartered in Grand Rapids, MI, which issues all official severe-weather watches, warnings, and advisories for the county under the SAME geographic code MIC121. Alerts shown above come directly from the National Weather Service public-alerts feed and update within seconds of issuance.

Common weather hazards in Muskegon County

Based on Muskegon County's southwest lower peninsula geography, residents and visitors should be prepared for these recurring weather threats:

severe thunderstormstornadoeslake-effect snowlakeshore flooding

When a Tornado Warning is issued

A Tornado Warning means a tornado has been sighted or indicated by radar in Muskegon County or an adjacent area — take shelter immediately. Move to the lowest floor of a sturdy building, away from windows, and into an interior room (basement, bathroom, or closet). Mobile homes and vehicles are not safe; if you're in either, leave for a sturdy structure if you can do so safely. Tornado Warnings are typically issued for 30–60 minutes; stay sheltered until the warning expires or NWS Grand Rapids confirms the threat has passed. Muskegon County residents should monitor a NOAA Weather Radio (programmed for SAME code MIC121), local TV, or this page.

When a Flood Warning is issued

A Flood Warning means flooding is occurring or imminent in Muskegon County. Do not drive through flooded roads — most flood-related deaths in Michigan occur in vehicles attempting to cross water. If you live in a low-lying area near Muskegon or along major waterways in the county, monitor official water-level reports from the U.S. Geological Survey and prepare to move to higher ground. Flash Flood Warnings carry the same urgency on a shorter time horizon — typically less than an hour to act.

When a Winter Storm Warning is issued

Winter Storm Warnings in Muskegon County indicate hazardous winter weather (heavy snow, freezing rain, sleet, or blizzard conditions) is occurring or imminent. Avoid travel; if you must drive, carry an emergency kit (blankets, food, water, flashlight, charged phone). Heating-source safety is critical: never run generators or grills indoors, and check carbon-monoxide detectors before relying on alternative heat sources.

Nearby Michigan counties

Weather rarely respects county lines — check active alerts in Muskegon County's neighbors:

Allegan CountyBarry CountyBerrien CountyBranch CountyCalhoun CountyCass CountyHillsdale CountyKalamazoo County

Get notified about Muskegon County alerts

Subscribe to push or email notifications for new National Weather Service watches and warnings issued for Muskegon County. We'll alert you within seconds of NWS Grand Rapids issuing any severe weather warning for SAME code MIC121.