Michigan Flood Warning | Effective 04/17/2026 08:35

Headline: 
Flood Warning issued April 17 at 11:35AM EDT until April 21 at 2:00PM EDT by NWS Grand Rapids MI
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 8:35am
Expires: 
April 18, 2026 - 10:45am
Description: 
...The Flood Warning is extended for the following rivers in Michigan... Thornapple River Near Caledonia affecting Kent County. .Numerous rounds of recent heavy rains continue to work through the river systems. Major flooding continues on the Muskegon River, with minor to moderate flooding on certain sections of the Grand River and other smaller rivers. One final round of rain moves through late tonight and adds an additional one-half inch or so of rain to most areas. * WHAT...Minor flooding is forecast. * WHERE...Thornapple River near Caledonia. * WHEN...From this morning to early Tuesday afternoon. * IMPACTS...At 10.0 feet, Minor flooding of low lying areas occurs. * ADDITIONAL DETAILS... - At 10:45 AM EDT Friday the stage was 9.7 feet. - Bankfull stage is 8.0 feet. - Forecast...The river is expected to rise above flood stage this evening to a crest of 10.5 feet Sunday morning. It will then fall below flood stage early Tuesday morning. - Flood stage is 10.0 feet. - Flood History...This crest compares to a previous crest of 10.3 feet on 12/28/2008. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Additional information is available at www.weather.gov/grr.
Area Description: 
Kent, MI
Forcast Office: 
NWS Grand Rapids MI
Sender: 
w-nws.webmaster@noaa.gov