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 Sunday 04/19 8:31 PM CDT – Monday 04/20 12:00 PM CDT

Issued by NWS Green Bay WI

The Flood Warning continues for the following rivers in Wisconsin

Pine River near Florence affecting Florence County.

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 8:05 PM CDT Sunday the stage was 12.1 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 4:05 PM CDT Sunday was 12.2 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.
The next statement will be issued Monday afternoon by noon 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 8:42 PM CDT – Thursday 04/23 7:00 AM CDT

Issued by NWS Green Bay WI

...The Flood Warning is extended for the following rivers in Wisconsin...Michigan...

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

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

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

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

For the Menominee River...including Florence, Twin Falls Dam-Iron Mountain, Vulcan, Niagara, Koss, McAllister...Moderate flooding is forecast.

What

Minor flooding is occurring and minor 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 flood waters.

Additional Details

- At 8:00 PM CDT Sunday 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 Sunday was 16.5 feet. - Forecast...The river is expected to rise to a crest of 16.7 feet tomorrow morning. 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 Monday morning by 1145 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 8:42 PM CDT – Saturday 04/25 1:00 AM CDT

Issued by NWS Green Bay WI

...The Flood Warning is extended for the following rivers in Wisconsin...Michigan...

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

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

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

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

For the Menominee River...including Florence, Twin Falls Dam-Iron Mountain, Vulcan, Niagara, Koss, McAllister...Moderate flooding is forecast.

What

Minor flooding is occurring and minor flooding is forecast. This approaches the flood of record.

Where

Menominee River near Niagara.

When

Until late Friday night.

Impacts

At 15.0 feet, Flood waters reach the Aurora Fire Protection station.

Additional Details

- At 8:00 PM CDT Sunday the stage was 14.6 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Sunday was 14.6 feet. - Forecast...The river is expected to rise to a crest of 14.8 feet early tomorrow afternoon. It will then fall below flood stage 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 Monday morning by 1145 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 8:45 PM CDT – Monday 04/20 11:45 AM CDT

Issued by NWS Green Bay WI

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

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

Menominee River near Koss affecting Menominee and Marinette Counties.

Menominee River near McAllister affecting Menominee and Marinette Counties.

For the Menominee River...including Florence, Twin Falls Dam-Iron Mountain, Vulcan, Niagara, Koss, McAllister...Moderate 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 8:00 PM CDT Sunday the stage was 14.1 feet. - Bankfull stage is 11.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM 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 Monday morning by 1145 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 8:45 PM CDT – Monday 04/20 11:45 AM CDT

Issued by NWS Green Bay WI

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

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

Menominee River near Koss affecting Menominee and Marinette Counties.

Menominee River near McAllister affecting Menominee and Marinette Counties.

For the Menominee River...including Florence, Twin Falls Dam-Iron Mountain, Vulcan, Niagara, Koss, McAllister...Moderate flooding is forecast.

What

Moderate flooding is occurring and moderate flooding is forecast. This approaches the flood of record.

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 8:00 PM CDT Sunday the stage was 18.2 feet. - Bankfull stage is 12.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Sunday was 18.4 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 Monday morning by 1145 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 8:45 PM CDT – Monday 04/20 11:45 AM CDT

Issued by NWS Green Bay WI

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

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

Menominee River near Koss affecting Menominee and Marinette Counties.

Menominee River near McAllister affecting Menominee and Marinette Counties.

For the Menominee River...including Florence, Twin Falls Dam-Iron Mountain, Vulcan, Niagara, Koss, McAllister...Moderate 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 8:00 PM 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 8:00 PM CDT Sunday was 17.3 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 Monday morning by 1145 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 A cool start to the work week will be followed by spring-like temperatures Tuesday through Thursday. The next chance of showers and storms will be Thursday afternoon and Thursday night, with a lingering chance of showers on 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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