Severe

Significant threat to life or property

Iowa, Illinois Flood Warning | Effective 04/18/2026 18:24

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Muscatine, Rock Island and Scott Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. ...The Flood Warning continues for the following rivers in Illinois...Missouri...Iowa... Mississippi River at Gregory Landing affecting Clark and Hancock Counties.

Iowa, Illinois Flood Warning | Effective 04/18/2026 18:24

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Muscatine, Rock Island and Scott Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. ...The Flood Warning continues for the following rivers in Illinois...Missouri...Iowa... Mississippi River at Gregory Landing affecting Clark and Hancock Counties.

Iowa, Illinois Flood Warning | Effective 04/18/2026 18:24

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Muscatine, Rock Island and Scott Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. ...The Flood Warning continues for the following rivers in Illinois...Missouri...Iowa... Mississippi River at Gregory Landing affecting Clark and Hancock Counties.

Iowa, Illinois Flood Warning | Effective 04/18/2026 18:24

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Muscatine, Rock Island and Scott Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. ...The Flood Warning continues for the following rivers in Illinois...Missouri...Iowa... Mississippi River at Gregory Landing affecting Clark and Hancock Counties.

Illinois Flood Warning | Effective 04/18/2026 18:28

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning continues for the following rivers in Illinois... La Moine River at Colmar affecting McDonough and Hancock Counties. * WHAT...Minor flooding is forecast. * WHERE...La Moine River at Colmar. * WHEN...Until Monday evening. * IMPACTS...At 20.0 feet, Water affects the lowest portions of Lambert Road and affects Lamar Road approximately 100 feet north of the intersection with County Road 26. * ADDITIONAL DETAILS...

Iowa Flood Warning | Effective 04/18/2026 18:29

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning continues for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. This approaches the flood of record. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until Saturday, April 25. * IMPACTS...At 12.5 feet, Major Flood Stage. Water affects old U.S. Highway 61 near the river. * ADDITIONAL DETAILS...

Ohio Freeze Watch | Effective 04/18/2026 18:29

Public safety alert, emergency alert, and weather alert Description: * WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Delaware, Fairfield, Licking, Madison, Union, Champaign, Clark, Hardin, and Logan Counties. * WHEN...From late Sunday night through Monday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Instruction: Be prepared to take steps to protect tender plants from the cold.

Indiana, Ohio Freeze Watch | Effective 04/18/2026 18:29

Public safety alert, emergency alert, and weather alert Description: * WHAT...For the Frost Advisory, temperatures as low as 34 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 possible. * WHERE...In Indiana, Wayne County. In Ohio, Auglaize, Darke, Mercer, Miami, Preble, and Shelby Counties. * WHEN...For the Frost Advisory, from 2 AM to 9 AM EDT Sunday. For the Freeze Watch, from late Sunday night through Monday morning.

Nebraska, Wyoming Red Flag Warning | Effective 04/18/2026 18:32

Public safety alert, emergency alert, and weather alert Description: ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM SUNDAY TO 8 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 430, 431, 432, 433, 434, 435, 436, AND 437... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM Sunday to 8 PM MDT Monday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire weather zones 430 through 437.

Nebraska, Wyoming Red Flag Warning | Effective 04/18/2026 18:32

Public safety alert, emergency alert, and weather alert Description: ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM SUNDAY TO 8 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 430, 431, 432, 433, 434, 435, 436, AND 437... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM Sunday to 8 PM MDT Monday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire weather zones 430 through 437.
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