Severe

Significant threat to life or property

Wisconsin Severe Flash Flood Warning | Effective 09/19/2026 00:18

At 218 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2.5 and 4.5 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas.

Minnesota Severe Flash Flood Warning | Effective 09/19/2026 00:20

At 220 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4.5 inches of rain have fallen. Additional rainfall amounts up to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor

Indiana, Michigan, Ohio Severe Flood Watch | Effective 09/19/2026 00:29

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northern Indiana, including the following areas, Adams, Allen IN, Blackford, De Kalb, Eastern St. Joseph IN, Elkhart, Fulton IN, Grant, Huntington, Jay, Lagrange, Marshall, Miami, Noble, Northern Kosciusko, Northern La Porte, Southern Kosciusko, Southern La Porte, Starke, Steuben, Wabash, Wells, Western St. Joseph IN and Whitley, southwest Michigan, including

Colorado Severe Flash Flood Warning | Effective 09-19-2026 00:09

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... The Ferris Burn Scar in... Northwestern Dolores County in southwestern Colorado... * Until 315 AM MDT. * At 109 AM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Ferris Burn Scar. Between 0.2 and 0.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly.

Minnesota Severe Flood Warning | Effective 09/19/2026 00:09

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Northern Fillmore County in southeastern Minnesota... Northern Mower County in southeastern Minnesota... * WHEN...Until 600 AM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. * ADDITIONAL DETAILS... - At 208 AM CDT, local law enforcement reported heavy rain in trees

Colorado Severe Flash Flood Warning | Effective 09/19/2026 00:09

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... The Ferris Burn Scar in... Northwestern Dolores County in southwestern Colorado... * Until 315 AM MDT. * At 109 AM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Ferris Burn Scar. Between 0.2 and 0.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly.

Iowa, Illinois Severe Flood Watch | Effective 09/18/2026 23:45

* WHAT...Flooding and flash flooding caused by excessive rainfall is possible. * WHERE...Portions of northwest Illinois, including the following counties, Carroll, Jo Daviess, Stephenson and Whiteside and Iowa, including the following counties, Buchanan, Clinton, Delaware, Dubuque, Jackson and Jones. * WHEN...Through Sunday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas.

Iowa, Illinois Severe Flood Watch | Effective 09/18/2026 23:45

* WHAT...Flooding and flash flooding caused by excessive rainfall is possible. * WHERE...Portions of northwest Illinois, including the following county, Rock Island and east central Iowa, including the following counties, Cedar, Linn, Muscatine and Scott. * WHEN...Through Sunday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS...

Wisconsin Severe Flash Flood Warning | Effective 09/18/2026 23:17

FFWMKX The National Weather Service in Milwaukee/Sullivan has issued a * Flash Flood Warning for... Dane County in south central Wisconsin... * Until 400 AM CDT. * At 117 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2.5 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated.

Iowa, Wisconsin Severe Flood Watch | Effective 09/18/2026 23:01

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northeast Iowa, including the following county, Clayton and southwest Wisconsin, including the following counties, Crawford, Grant and Richland. * WHEN...Through this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Widespread rain has developed across the region today and will
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