Weather Warnings for Iowa

Issued by the National Weather Service

Current watches, warnings, and advisories for Iowa
Alerts Updated: September 23, 2026, 11:54 am  UTC


Flood Warning issued September 22 at 9:31PM CDT until September 25 at 1:00PM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning is extended for the following rivers in Iowa... Illinois... Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Burlington affecting Lee, Des Moines, Hancock and Henderson Counties. ...The Flood Warning continues for the following rivers in Iowa... Illinois... Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Keithsburg. * WHEN...From Thursday afternoon to Friday afternoon. * IMPACTS...At 14.0 feet, Water affects a campground along the river at Keithsburg. * ADDITIONAL DETAILS... - At 8:30 PM CDT Tuesday the stage was 13.1 feet. - Forecast...The river is expected to rise to a crest of 14.0 feet early Thursday afternoon. It will then fall below flood stage Thursday evening. - Flood stage is 14.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:31 pm      Expires:  September 23, 2026, 9:45 pm
Area:  Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL


Flood Warning issued September 22 at 9:31PM CDT until September 26 at 7:00AM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning is extended for the following rivers in Iowa... Illinois... Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Burlington affecting Lee, Des Moines, Hancock and Henderson Counties. ...The Flood Warning continues for the following rivers in Iowa... Illinois... Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Burlington. * WHEN...From Wednesday evening to Saturday morning. * IMPACTS...At 15.0 feet, Agricultural flooding occurs. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 14.1 feet. - Forecast...The river is expected to rise above flood stage tomorrow evening to a crest of 15.3 feet early Thursday afternoon. It will then fall below flood stage early Friday afternoon. - Flood stage is 15.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:31 pm      Expires:  September 23, 2026, 9:45 pm
Area:  Des Moines, IA; Lee, IA; Hancock, IL; Henderson, IL


Flood Warning issued September 22 at 9:31PM CDT until September 26 at 1:00PM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning is extended for the following rivers in Iowa... Illinois... Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Burlington affecting Lee, Des Moines, Hancock and Henderson Counties. ...The Flood Warning continues for the following rivers in Iowa... Illinois... Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Gladstone LD18. * WHEN...From Wednesday afternoon to Saturday afternoon. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 9.2 feet. - Forecast...The river is expected to rise above flood stage early tomorrow afternoon to a crest of 10.6 feet Thursday morning. It will then fall below flood stage Friday evening. - Flood stage is 10.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:31 pm      Expires:  September 23, 2026, 9:45 pm
Area:  Des Moines, IA; Henderson, IL


Flood Warning issued September 22 at 9:22PM CDT until September 24 at 2:15AM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. ...The Flood Warning is extended for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. Iowa River near Lone Tree affecting Johnson, Louisa and Washington Counties. English River at Kalona affecting Johnson and Washington Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...English River at Kalona. * WHEN...Until late Wednesday night. * IMPACTS...At 16.0 feet, Water begins approaching several county roads. Agricultural land near the river is flooding. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 16.7 feet. - Forecast...The river is expected to fall below flood stage tomorrow evening and continue falling to 6.9 feet Tuesday, September 29. - Flood stage is 14.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:22 pm      Expires:  September 23, 2026, 9:30 pm
Area:  Johnson, IA; Washington, IA


Flood Warning issued September 22 at 9:22PM CDT until September 24 at 5:24PM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. ...The Flood Warning is extended for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. Iowa River near Lone Tree affecting Johnson, Louisa and Washington Counties. English River at Kalona affecting Johnson and Washington Counties. * WHAT...Minor flooding is occurring. * WHERE...Iowa River near Lone Tree. * WHEN...Until Thursday afternoon. * IMPACTS...At 16.0 feet, Flood waters affect parts of Lola Lane and Y Avenue. River Junction Access Park is closed. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 16.6 feet. - Forecast...The river is expected to rise to a crest of 16.8 feet tomorrow morning. It will then fall below flood stage late Thursday morning. - Flood stage is 16.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:22 pm      Expires:  September 23, 2026, 9:30 pm
Area:  Johnson, IA; Louisa, IA; Washington, IA


Flood Warning issued September 22 at 9:22PM CDT until September 25 at 12:00AM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. ...The Flood Warning is extended for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. Iowa River near Lone Tree affecting Johnson, Louisa and Washington Counties. English River at Kalona affecting Johnson and Washington Counties. * WHAT...Minor flooding is occurring. * WHERE...Cedar River near Conesville. * WHEN...Until late Thursday night. * IMPACTS...At 14.5 feet, Water affects residences along Iowa Highway 22. Water affects Hoot Owl Jct and Elder Avenue south of Iowa Highway 22. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 14.6 feet. - Forecast...The river is expected to fall below flood stage Thursday afternoon and continue falling to 9.1 feet Tuesday, September 29. - Flood stage is 13.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:22 pm      Expires:  September 23, 2026, 9:30 pm
Area:  Louisa, IA; Muscatine, IA


Flood Warning issued September 22 at 9:22PM CDT until September 26 at 7:00AM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. ...The Flood Warning is extended for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. Iowa River near Lone Tree affecting Johnson, Louisa and Washington Counties. English River at Kalona affecting Johnson and Washington Counties. * WHAT...Minor flooding is occurring. * WHERE...Iowa River at Oakville. * WHEN...Until Saturday morning. * IMPACTS...At 12.0 feet, Flooding of agricultural land is ongoing. Several county roads are under water and closed. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 12.0 feet. - Forecast...The river is expected to rise to a crest of 13.0 feet just after midnight tonight. It will then fall below flood stage late Friday evening. - Flood stage is 11.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:22 pm      Expires:  September 23, 2026, 9:30 pm
Area:  Louisa, IA


Flood Warning issued September 22 at 9:22PM CDT until September 26 at 12:00PM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. ...The Flood Warning is extended for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. Iowa River near Lone Tree affecting Johnson, Louisa and Washington Counties. English River at Kalona affecting Johnson and Washington Counties. * WHAT...Minor flooding is occurring. * WHERE...Iowa River at Wapello. * WHEN...Until Saturday afternoon. * IMPACTS...At 22.0 feet, Water affects residences near the U.S. Highway 61 bridge. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 23.6 feet. - Forecast...The river is expected to rise to a crest of 23.8 feet just after midnight tonight. It will then fall below flood stage early Saturday morning. - Flood stage is 21.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:22 pm      Expires:  September 23, 2026, 9:30 pm
Area:  Louisa, IA


Flood Warning issued September 22 at 9:22PM CDT until September 29 at 11:24PM CDT by NWS Quad Cities IA IL

Summary: ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. ...The Flood Warning is extended for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. Iowa River near Lone Tree affecting Johnson, Louisa and Washington Counties. English River at Kalona affecting Johnson and Washington Counties. * WHAT...Major flooding is occurring. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until Tuesday evening. * IMPACTS...At 13.0 feet, Water affects many residences along the river. * ADDITIONAL DETAILS... - At 8:30 PM CDT Tuesday the stage was 13.1 feet. - Forecast...The river is expected to rise to a crest of 13.1 feet just after midnight tonight. It will then fall below flood stage Tuesday, September 29. - Flood stage is 11.0 feet.
Severity:  Severe    Effective:  September 22, 2026, 9:22 pm      Expires:  September 23, 2026, 9:30 pm
Area:  Clinton, IA; Scott, IA