Marinette County, WI

Alerts

Warning Area
County Line

Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.

In effect from Saturday 04/18 9:03 PM CDT – Sunday 04/19 12:15 PM CDT

Issued by NWS Green Bay WI

...The Flood Warning continues for the following rivers in Wisconsin...Michigan...

Pine River near Florence affecting Florence County.

Brule River near Commonwealth affecting Dickinson, Forest, Iron and Florence Counties.

Peshtigo River near Porterfield affecting Marinette County.

What

Minor flooding is occurring.

Where

Peshtigo River near Porterfield.

When

Until further notice.

Impacts

At 12.0 feet, Area boat docks begin flooding and there is widespread flooding of wooded lowland.

Additional Details

- At 7:00 PM CDT Saturday the stage was 12.6 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:00 PM CDT Saturday was 12.9 feet. - Forecast...No forecast is available for this location. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood

What to do

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/grb
The next statement will be issued Sunday afternoon by 1215 PM CDT.


Areas impacted

  • Marinette, WI

Tips to stay safe

A Flood Warning means that dangerous flooding is expected or already happening. Take immediate action to protect yourself and your home. 

  • If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground. 
  • Never walk, swim, or drive through flood waters or flooded roads. 
  • Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams. 
  • If you are trapped in a building, move to the highest floor and call 911. Go to the roof only if necessary. 
  • Do not go into any room where electrical cords or outlets are under water. Stay out of water that may have electricity in it!
  • If your vehicle is trapped in rapidly moving water, stay inside. If water is rising inside the vehicle, move to the roof and signal for help.

In effect from Sunday 04/19 11:15 AM CDT – Monday 04/20 2:15 AM CDT

Issued by NWS Green Bay WI

...The Flood Warning continues for the following rivers in Michigan...Wisconsin...

Menominee River near Niagara affecting Dickinson, Menominee, Marinette and Florence Counties.

Menominee River near Vulcan affecting Dickinson, Menominee and Marinette Counties.

Menominee River near McAllister affecting Menominee and Marinette Counties.

For the Menominee River...including Vulcan, Niagara, McAllister... Moderate flooding is forecast.

What

Moderate flooding is occurring and moderate flooding is forecast.

Where

Menominee River near McAllister.

When

Until further notice.

Impacts

At 18.0 feet, Floodwaters are covering River Drive and Shore Drive west of Wallace in Menominee County, Michigan and South Park Road east of Porterfield in Marinette County. This stage compares to a flow of 24240 cubic feet per second at White Rapids Dam.

Additional Details

- At 10:00 AM CDT Sunday the stage was 18.3 feet. - Bankfull stage is 12.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 AM CDT Sunday was 18.5 feet. - Forecast...The river is expected to fall to 15.5 feet Sunday, April 26. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood

What to do

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.
The next statement will be issued late tonight by 215 AM CDT.


Areas impacted

  • Menominee, MI
  • Marinette, WI

Tips to stay safe

A Flood Warning means that dangerous flooding is expected or already happening. Take immediate action to protect yourself and your home. 

  • If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground. 
  • Never walk, swim, or drive through flood waters or flooded roads. 
  • Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams. 
  • If you are trapped in a building, move to the highest floor and call 911. Go to the roof only if necessary. 
  • Do not go into any room where electrical cords or outlets are under water. Stay out of water that may have electricity in it!
  • If your vehicle is trapped in rapidly moving water, stay inside. If water is rising inside the vehicle, move to the roof and signal for help.

In effect from Sunday 04/19 11:15 AM CDT – Thursday 04/23 7:00 AM CDT

Issued by NWS Green Bay WI

...The Flood Warning continues for the following rivers in Michigan...Wisconsin...

Menominee River near Niagara affecting Dickinson, Menominee, Marinette and Florence Counties.

Menominee River near Vulcan affecting Dickinson, Menominee and Marinette Counties.

Menominee River near McAllister affecting Menominee and Marinette Counties.

For the Menominee River...including Vulcan, Niagara, McAllister... Moderate flooding is forecast.

What

Minor flooding is occurring and moderate flooding is forecast.

Where

Menominee River near Vulcan.

When

Until Thursday morning.

Impacts

At 17.0 feet, Structures along the river along Homestead Road and Sturgeon Way Road may start to be impacted by floodwaters.

Additional Details

- At 11:00 AM CDT Sunday the stage was 16.3 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:00 AM CDT Sunday was 16.3 feet. - Forecast...The river is expected to rise to a crest of 17.0 feet tomorrow evening. It will then fall below flood stage early Thursday morning. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood

What to do

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.
The next statement will be issued late tonight by 215 AM CDT.


Areas impacted

  • Dickinson, MI
  • Menominee, MI
  • Marinette, WI

Tips to stay safe

A Flood Warning means that dangerous flooding is expected or already happening. Take immediate action to protect yourself and your home. 

  • If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground. 
  • Never walk, swim, or drive through flood waters or flooded roads. 
  • Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams. 
  • If you are trapped in a building, move to the highest floor and call 911. Go to the roof only if necessary. 
  • Do not go into any room where electrical cords or outlets are under water. Stay out of water that may have electricity in it!
  • If your vehicle is trapped in rapidly moving water, stay inside. If water is rising inside the vehicle, move to the roof and signal for help.

In effect from Sunday 04/19 11:15 AM CDT – Friday 04/24 7:00 PM CDT

Issued by NWS Green Bay WI

...The Flood Warning continues for the following rivers in Michigan...Wisconsin...

Menominee River near Niagara affecting Dickinson, Menominee, Marinette and Florence Counties.

Menominee River near Vulcan affecting Dickinson, Menominee and Marinette Counties.

Menominee River near McAllister affecting Menominee and Marinette Counties.

For the Menominee River...including Vulcan, Niagara, McAllister... Moderate flooding is forecast.

What

Minor flooding is occurring and moderate flooding is forecast.

Where

Menominee River near Niagara.

When

Until Friday evening.

Impacts

At 15.0 feet, Floodwaters reach the Aurora Fire Protection station.

Additional Details

- At 10:00 AM CDT Sunday the stage was 14.4 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 AM CDT Sunday was 14.4 feet. - Forecast...The river is expected to rise to a crest of 15.0 feet early tomorrow afternoon. It will then fall below flood stage early Friday morning. - Flood stage is 13.0 feet. - http://www.weather.gov/safety/flood

What to do

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.
The next statement will be issued late tonight by 215 AM CDT.


Areas impacted

  • Dickinson, MI
  • Menominee, MI
  • Florence, WI
  • Marinette, WI

Tips to stay safe

A Flood Warning means that dangerous flooding is expected or already happening. Take immediate action to protect yourself and your home. 

  • If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground. 
  • Never walk, swim, or drive through flood waters or flooded roads. 
  • Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams. 
  • If you are trapped in a building, move to the highest floor and call 911. Go to the roof only if necessary. 
  • Do not go into any room where electrical cords or outlets are under water. Stay out of water that may have electricity in it!
  • If your vehicle is trapped in rapidly moving water, stay inside. If water is rising inside the vehicle, move to the roof and signal for help.

In effect from Sunday 04/19 11:27 AM CDT – Monday 04/20 2:30 AM CDT

Issued by NWS Green Bay WI

...The Flood Warning continues for the following rivers in Michigan...Wisconsin...

Menominee River near Florence affecting Dickinson, Iron and Florence Counties.

Menominee River near Menominee River at White Rapids Dam affecting Menominee and Marinette Counties.

Menominee River near Koss affecting Menominee and Marinette Counties.

For the Menominee River...including Florence, Menominee River at White Rapids Dam, Koss...Minor flooding is forecast.

What

Minor flooding is occurring.

Where

Menominee River near Menominee River at White Rapids Dam.

When

Until further notice.

Impacts

At 14.0 feet, Flooding is confined to wooded lowland areas.

Additional Details

- At 10:00 AM CDT Sunday the stage was 14.0 feet. - Bankfull stage is 11.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 AM CDT Sunday was 14.1 feet. - Forecast...No forecast is available for this location. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood

What to do

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.
The next statement will be issued late tonight by 230 AM CDT.


Areas impacted

  • Menominee, MI
  • Marinette, WI

Tips to stay safe

A Flood Warning means that dangerous flooding is expected or already happening. Take immediate action to protect yourself and your home. 

  • If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground. 
  • Never walk, swim, or drive through flood waters or flooded roads. 
  • Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams. 
  • If you are trapped in a building, move to the highest floor and call 911. Go to the roof only if necessary. 
  • Do not go into any room where electrical cords or outlets are under water. Stay out of water that may have electricity in it!
  • If your vehicle is trapped in rapidly moving water, stay inside. If water is rising inside the vehicle, move to the roof and signal for help.

In effect from Sunday 04/19 11:27 AM CDT – Monday 04/20 2:30 AM CDT

Issued by NWS Green Bay WI

...The Flood Warning continues for the following rivers in Michigan...Wisconsin...

Menominee River near Florence affecting Dickinson, Iron and Florence Counties.

Menominee River near Menominee River at White Rapids Dam affecting Menominee and Marinette Counties.

Menominee River near Koss affecting Menominee and Marinette Counties.

For the Menominee River...including Florence, Menominee River at White Rapids Dam, Koss...Minor flooding is forecast.

What

Minor flooding is occurring.

Where

Menominee River near Koss.

When

Until further notice.

Impacts

At 17.0 feet, Water floods a boat landing near the gauge.

Additional Details

- At 11:00 AM CDT Sunday the stage was 17.2 feet. - Bankfull stage is 15.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:00 AM CDT Sunday was 17.4 feet. - Forecast...No forecast is available for this location. - Flood stage is 17.0 feet. - http://www.weather.gov/safety/flood

What to do

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.
The next statement will be issued late tonight by 230 AM CDT.


Areas impacted

  • Menominee, MI
  • Marinette, WI

Tips to stay safe

A Flood Warning means that dangerous flooding is expected or already happening. Take immediate action to protect yourself and your home. 

  • If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground. 
  • Never walk, swim, or drive through flood waters or flooded roads. 
  • Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams. 
  • If you are trapped in a building, move to the highest floor and call 911. Go to the roof only if necessary. 
  • Do not go into any room where electrical cords or outlets are under water. Stay out of water that may have electricity in it!
  • If your vehicle is trapped in rapidly moving water, stay inside. If water is rising inside the vehicle, move to the roof and signal for help.

From the forecaster

5-Day Outlook

Created by the NWS Green Bay WFO

4/19/2026 Scattered snow flurries are possible this morning across central and east-central WI with a dusting of snow possible on grassy surfaces, but no impacts to travel are expected. Temperatures will remain cool into before trending warmer into the middle of next week. Next chance for showers and thunderstorms is Thursday evening into Friday.

Seven-day weather risk overview

Daily weather risk summary

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Weather forecasting office

Green Bay Forecast Office

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