Severe

Significant threat to life or property

Iowa Severe Flood Warning | Effective 06/21/2026 18:58

...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. English River at Kalona affecting Washington and Johnson Counties. * WHAT...Minor flooding is forecast. * WHERE...English River at Kalona. * WHEN...Until late tomorrow evening. * IMPACTS...At 14.0 feet, Agricultural land along the river begins to flood. * ADDITIONAL DETAILS... - At 8:00 PM CDT Sunday the stage was 13.5 feet.

Iowa Severe Flood Warning | Effective 06/21/2026 18:58

...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. English River at Kalona affecting Washington and Johnson Counties. * WHAT...Moderate flooding is forecast. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until Wednesday morning. * IMPACTS...At 12.0 feet, Overbank flooding occurs. Water affects residences along the river between Wheatland and Calamus. Water

Illinois Severe Flood Warning | Effective 06/21/2026 18:58

...The Flood Warning continues for the following rivers in Iowa... Illinois... Iowa River at Marengo affecting Iowa and Benton Counties. La Moine River at Colmar affecting Hancock and McDonough Counties. * WHAT...Minor flooding is occurring. * WHERE...La Moine River at Colmar. * WHEN...From this evening to early Tuesday afternoon. * 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...

Indiana Severe Flood Warning | Effective 06/21/2026 18:59

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...North Central Knox County in southwestern Indiana... * WHEN...Until midnight EDT tonight. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 959 PM EDT, local law enforcement reported heavy rain in the warned area due to thunderstorms. Flooding is already occurring. Between 2.5 and 4 inches of rain have fallen.

Oklahoma Severe Flood Warning | Effective 06/21/2026 18:24

...The Flood Warning continues for the following rivers in Oklahoma... Neosho River near Commerce affecting Ottawa County. * WHAT...Moderate flooding is forecast. * WHERE...Neosho River near Commerce. * WHEN...From late tonight to early Thursday morning. * IMPACTS...At 19.0 feet, low lying areas around Miami become cut off from easy access. Riverview Park experiences moderate flooding. State Highway 125 near the fairgrounds will be threatened. * ADDITIONAL DETAILS... - At 7:30 PM CDT Sunday the stage was 9.7 feet.

Georgia Severe Flood Warning | Effective 06/21/2026 18:26

...The National Weather Service in Jacksonville FL has issued a Flood Warning for the following rivers in Georgia... Satilla River At Atkinson affecting Brantley County. Additional information is available at https://water.weather.gov/wfo/JAX * WHAT...Minor flooding is forecast. * WHERE...Satilla River at Atkinson. * WHEN...From Wednesday evening until further notice. * IMPACTS...At 13.0 feet, Warners Landing, Louis Landing and secondary roads around KOA campgrounds begin to flood.

Illinois Severe Flash Flood Warning | Effective 06/21/2026 18:27

FFWLSX The National Weather Service in St Louis has extended the * Flash Flood Warning for... Northern Marion County in south central Illinois... * Until 1000 PM CDT. * At 827 PM CDT, Doppler radar indicated thunderstorms produced heavy rain across the warned area. Between 4 and 5 inches of rain have fallen. Life threatening flash flooding is ongoing. HAZARD...Life threatening flash flooding. Thunderstorms produced flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams,

Indiana Severe Flash Flood Warning | Effective 06/21/2026 18:28

FFWLMK The National Weather Service in Louisville has issued a * Flash Flood Warning for... Orange County in south central Indiana... Washington County in south central Indiana... * Until 1230 AM EDT. * At 928 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms.

Kansas Severe Severe Thunderstorm Warning | Effective 06/21/2026 18:30

At 830 PM CDT, severe thunderstorms were located along a line extending from 15 miles west of Kalvesta to near Plymell to 12 miles northwest of Ulysses, moving southeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Plymell, Pierceville, Ulysses and Charleston. For your protection move to an interior room on the lowest floor of a building.

Kansas Severe Flood Warning | Effective 06/21/2026 18:30

...The Flood Warning continues for the following rivers in Kansas... Chikaskia River near Corbin affecting Sumner County. Verdigris River at Independence affecting Montgomery and Wilson Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Chikaskia River near Corbin. * WHEN...Until Tuesday evening. * IMPACTS...At 13.0 feet, left bank overflows extend out to about 100 yard. A low water bridge on South Sumner Road, 3 miles downstream from gage site or 2 miles southwest of Corbin, floods. * ADDITIONAL DETAILS...
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