Flash Flooding Strikes Kansas City Metro After Heavy Rainfall
Heavy rainfall triggers flash flood warnings across Kansas City metro, prompting water rescues and widespread road closures as up to 4.5 inches of rain falls.
KANSAS CITY, MISSOURI — Multiple flood warnings remained in effect across the Kansas City metropolitan area on April 27 as heavy rainfall produced widespread flooding and prompted water rescues throughout the region.
The National Weather Service in Kansas City/Pleasant Hill issued a series of warnings beginning at 4:33 AM CDT as severe thunderstorms moved through the area. Between 2.5 and 4.5 inches of rain fell across portions of Kansas and west central Missouri, according to weather officials.
Local law enforcement reported flash flooding across the warned area by 6:35 AM CDT, with multiple roads closed in Parkville and Riverside. Several water rescues were ongoing in Kansas City as flash flooding occurred in small creeks and streams, urban areas, highways, streets and underpasses.
Extensive Area Affected
The flooding impacted a broad swath of the metropolitan area spanning both Kansas and Missouri. Cities experiencing flooding included Kansas City, Overland Park, Olathe, Independence, Lee’s Summit, Shawnee, Blue Springs, Lenexa, Leavenworth, Leawood, Raytown, Liberty, Gladstone, Prairie Village, Lansing, Excelsior Springs, Merriam, Mission, Smithville and Kearney.
The affected counties included Johnson and Wyandotte counties in Kansas, and Clay, Jackson and Platte counties in west central Missouri. State road departments reported multiple road closures throughout the warned area due to the excessive rainfall from earlier in the day.
Severe Weather Preceded Flooding
The flooding followed a series of severe thunderstorm warnings that began at 4:33 AM CDT. The storms produced 70 mph wind gusts and quarter-size hail as they moved northeast at 45 mph, according to radar data from the National Weather Service.
Emergency management officials reported the initial flash flooding at 5:49 AM CDT, noting that between 1 and 3 inches of rain had already fallen with additional amounts of 1 to 2 inches possible. The severe weather pattern continued through the early morning hours with multiple warnings extended until 5:45 AM CDT.
Extended Warning Period
The flood warning was extended multiple times throughout the day as conditions persisted. An initial warning issued at 9:53 AM CDT ran until 3:00 PM CDT, followed by another warning at 2:50 PM CDT that extended until 9:00 PM CDT on April 27.
Weather officials warned that additional rainfall amounts up to 0.5 inches were possible in the warned area, with flooding of rivers, creeks, streams and other low-lying and flood-prone locations continuing to occur. The warnings affected major transportation corridors including Interstate 70, Interstate 35, Interstate 29, Interstate 435, Interstate 635, and the Kansas Turnpike.
