Michigan, Wisconsin Flood Warning | Effective 04/20/2026 19:01

Headline: 
Flood Warning issued April 20 at 9:01PM CDT until April 23 at 1:00PM CDT by NWS Green Bay WI
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 20, 2026 - 7:01pm
Expires: 
April 21, 2026 - 10:15am
Description: 
...The Flood Warning is extended for the following rivers in Wisconsin...Michigan... Menominee River near Niagara affecting Marinette, Menominee, Dickinson and Florence Counties. Menominee River near Vulcan affecting Marinette, Menominee and Dickinson Counties. ...The Flood Warning continues for the following rivers in Wisconsin...Michigan... Menominee River below Twin Falls Dam-Iron Mountain affecting Marinette, Menominee, Dickinson and Florence Counties. For the Menominee River...including Florence, Twin Falls Dam-Iron Mountain, Vulcan, Niagara, Pembine, Menominee River at White Rapids Dam, Koss, McAllister...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Menominee River near Vulcan. * WHEN...Until Thursday afternoon. * IMPACTS...At 17.0 feet, Structures along the river along Homestead Road and Sturgeon Way Road may start to be impacted by flood waters. * ADDITIONAL DETAILS... - At 8:00 PM CDT Monday the stage was 16.5 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Monday was 16.6 feet. - Forecast...The river is expected to rise to a crest of 16.5 feet just after midnight tonight. It will then fall below flood stage Thursday morning. - Flood stage is 15.0 feet. - 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. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. Additional information is available at www.weather.gov. The next statement will be issued Tuesday afternoon by 1215 PM CDT.
Area Description: 
Dickinson, MI; Menominee, MI; Marinette, WI
Forcast Office: 
NWS Green Bay WI
Sender: 
w-nws.webmaster@noaa.gov