Michigan Severe Flood Watch | Effective 09/18/2026 11:42

Headline: 
Flood Watch issued September 18 at 2:42PM EDT until September 20 at 8:00AM EDT by NWS Grand Rapids MI
Event: 
Flood Watch
Urgency: 
Future
Effective: 
September 18, 2026 - 11:42am
Expires: 
September 19, 2026 - 1:45pm
Description: 
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central and southwest Michigan, including the following counties, in south central Michigan, Calhoun. In southwest Michigan, Allegan, Barry, Kalamazoo and Van Buren. * WHEN...From 2 AM EDT Saturday through Sunday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Several rounds of heavy rain are expected from early Saturday morning into Saturday night. Low pressure will move our direction from the Plains which will bring high moisture content air into Southern Lower Michigan. 2 to 4 inches of rain is possible from early Saturday morning through daybreak on Sunday morning which may result in flooding of low lying areas as well as urban areas. - Saugatuck...Allegan...Plainwell...South Haven...Paw Paw... Kalamazoo...Battle Creek...Marshall...Hastings are some of the areas that may be affected. - http://www.weather.gov/safety/flood
Instruction: 
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Area Description: 
Allegan; Barry; Van Buren; Kalamazoo; Calhoun
Forcast Office: 
NWS Grand Rapids MI
Sender: 
w-nws.webmaster@noaa.gov