Weather & Environment

Southwest Michigan Faces Dual Weather Threats with Flood and Freeze Warnings

Unusual spring weather brings simultaneous flood and freeze warnings to southwest Michigan, with rivers rising above flood stage as temperatures drop to 25 degrees.

Denise Calloway
Denise CallowayStaff Reporter
Published May 1, 2026, 7:52 PM GMT+2
Southwest Michigan Faces Dual Weather Threats with Flood and Freeze Warnings
Southwest Michigan Faces Dual Weather Threats with Flood and Freeze Warnings

GRAND RAPIDS, MICHIGAN β€” The National Weather Service has issued simultaneous flood and freeze warnings for southwest Michigan, creating unusual weather conditions that threaten both property and agriculture as temperatures plummet while rivers rise above flood stage.

A flood warning remains in effect for the Portage River near Vicksburg in Kalamazoo County, where minor flooding is forecast to continue until further notice. The river is expected to remain steady above flood stage at 5.2 feet, with bankfull stage at 4.5 feet and flood stage beginning at 5.0 feet.

Flooding Impacts Expected

At the current forecast level of 5.2 feet, residents can expect overflows into wooded areas, yards, some outbuildings, and farmland adjacent to the river. The National Weather Service noted that no current observed data is available for the location.

This flood level matches a previous crest of 5.2 feet that occurred on May 20, 2019, according to historical flood records. The warning was issued at 3:06 p.m. Eastern Daylight Time on May 1.

Freezing Temperatures Threaten Region

A freeze warning took effect at midnight and will remain active until 9:00 a.m. Eastern Daylight Time on Saturday, May 2. The warning covers portions of central, south central, southwest, and west central Michigan.

Sub-freezing temperatures as low as 25 degrees Fahrenheit are expected across the warning area. The National Weather Service cautioned that freezing temperatures could kill crops and other sensitive vegetation, while also potentially damaging unprotected outdoor plumbing.

Dual Weather Challenges

The combination of flooding and freezing conditions presents unique challenges for residents and emergency management officials. Property owners near the Portage River should monitor water levels while also protecting sensitive plants and outdoor water systems from frost damage.

The National Weather Service advises residents to visit their flood safety website for additional information on protecting life and property during flood conditions. Officials recommend bringing sensitive plants indoors or covering them, and ensuring outdoor plumbing is protected from freezing temperatures.

Both warnings highlight the unpredictable nature of spring weather patterns in Michigan, where rapid temperature fluctuations can create multiple hazardous conditions simultaneously.

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