Widely scattered, slow moving thunderstorms drifted across the northeastern portion of Kansas during the late afternoon and evening  hours of the 18th. An extremely moist low level environment, strong low level jet and 850hPa convergence zone over northeast Kansas, and a mid level shortwave passing across the Central Plains combined to help develop showers and thunderstorms that produced very heavy rain, and a rogue hail report. Southern and eastern sections of the County Warning Area were most adversly affected by the heavy rain. Wabaunsee, Anderson, Franklin, and Douglas Counties had numerous reports of road closures due to high water. Up to 5 inches of rain fell at select locations over the course of the event.

Flash Flood in ANDERSON, KANSAS
From 18-JUN-07 17:30:00 to 18-JUN-07 19:00:00 (CST-6)
Location: GARNETT
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Th EM received several public reports that up to 2 of rain fell in a period of 45 minutes. A few gravel roads were water covered and closed near Bush City.  Elsewhere in the county, deputies 7 miles north of Kincaid reported that the intersection of 1100 and Utah Road was flooded. One vehicle had to be extracted from the flood waters, but no injuries were reported. Up to 3.5 inches of rain was reported to have fallen during the two hour period between 4 and 6pm CDT 2 miles east of Selma.

Flash Flood in FRANKLIN, KANSAS
From 18-JUN-07 18:15:00 to 18-JUN-07 18:15:00 (CST-6)
Location: LANE
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Deputies reported that water was flowing over the road near the intersection of Virginia Road and Hwy 169. Just over three inches of rain was reported to have fallen over the course of the event.

Hail in LYON, KANSAS
From 18-JUN-07 20:20:00 to 18-JUN-07 20:20:00 (CST-6)
Location: (EMP)EMPORIA MUNI AR
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 50 mph wind gust was also reported.

Heavy Rain in DOUGLAS, KANSAS
From 18-JUN-07 14:23:00 to 18-JUN-07 14:23:00 (CST-6)
Location: LAWRENCE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Between 2.5 and 4 of rain was reported or estimated to have fallen over the course of a 4 hours period in Lawrence, with several bursts of extremly heavy rainfall. The intersections of 19th and Main, as well as at 23rd and Ousdahl in Lawrence needed to be barricaded due to water flowing over the roadways. Water was also reported to be over the curb at points near the intersection of 27th and Alabama.

Flash Flood in WABAUNSEE, KANSAS
From 18-JUN-07 15:00:00 to 18-JUN-07 17:45:00 (CST-6)
Location: ESKRIDGE
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Approximately 2.5 of rain had fallen in less than three hours.  KDOT relayed a report from deputies that water was flowing over K-4, 2 to 4 miles north of Eskridge.  Elsewhere in the county, a deputy 3 miles north of Harveyville reported that water was overflowing the banks of Coon Creek. The excessive water spilled over Walton Road, between Harveyville and Calson Road. Water was reported to be 3 to 4 feet deep.