Severe

Significant threat to life or property

Iowa, Illinois Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

Iowa, Illinois Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

Iowa, Illinois Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

Iowa, Illinois Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

Iowa, Illinois Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

Iowa, Illinois Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

Illinois, Missouri Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

Iowa, Illinois Flood Warning | Effective 04/21/2026 18:56

...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties.

South Dakota Red Flag Warning | Effective 04/21/2026 18:25

* AFFECTED AREA...In South Dakota, Dewey, Potter, Faulk, Spink, Stanley, Sully, Hughes, Hyde, Hand, Jones, Lyman and Buffalo. * WINDS...South 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 14 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can

Minnesota, South Dakota Red Flag Warning | Effective 04/21/2026 18:25

* AFFECTED AREA...In Minnesota, Big Stone. In South Dakota, Clark, Codington, Grant, Hamlin and Deuel. * WINDS...South 20 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 23 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
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