A stalled front in the area and rich moisture content in the atmosphere led to thunderstorms with heavy rainfall which produced flooding. There were a few severe thunderstorms with large hail and damaging wind reports.

Flash Flood in VERNON, MISSOURI
From 18-AUG-17 15:55:00 to 18-AUG-17 17:55:00 (CST-6)
Location: EVE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A section of County Road 300 in western rural Vernon County was flooded.

Flash Flood in DADE, MISSOURI
From 20-AUG-17 18:44:00 to 20-AUG-17 20:44:00 (CST-6)
Location: BONA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Excessive rainfall caused a section of Highway RA to become flooded.

Flash Flood in DADE, MISSOURI
From 20-AUG-17 18:46:00 to 20-AUG-17 20:46:00 (CST-6)
Location: BONA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A section of Highway 215 west of Bona was flooded.

Flash Flood in POLK, MISSOURI
From 20-AUG-17 19:39:00 to 20-AUG-17 21:39:00 (CST-6)
Location: EUDORA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A section of Highway W near Turkey Creek was flooded. Walnut Grove Fire Department closed this section of highway.

Flash Flood in POLK, MISSOURI
From 20-AUG-17 19:46:00 to 20-AUG-17 21:46:00 (CST-6)
Location: GRAYDON SPGS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The section of 560 Road near Asher Creek in southern Polk County was flooded.

Flash Flood in MILLER, MISSOURI
From 22-AUG-17 06:00:00 to 22-AUG-17 08:00:00 (CST-6)
Location: BAGNELL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The low water crossing at Blue Springs Drive along Big Spring Creek was flooded.

Flash Flood in MILLER, MISSOURI
From 22-AUG-17 06:00:00 to 22-AUG-17 08:00:00 (CST-6)
Location: WEST AURORA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The low water crossing at State Highway Z along Big Spring Creek was flooded.

Flash Flood in MILLER, MISSOURI
From 22-AUG-17 06:00:00 to 22-AUG-17 08:00:00 (CST-6)
Location: MT PLEASANT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The low water crossing at Rock Hole Road near Saline Creek was flooded.

Flash Flood in MILLER, MISSOURI
From 22-AUG-17 06:00:00 to 22-AUG-17 08:00:00 (CST-6)
Location: WEST AURORA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The low water crossing at Watts Road near Moreau Creek was flooded.

Flash Flood in MORGAN, MISSOURI
From 22-AUG-17 07:05:00 to 22-AUG-17 09:05:00 (CST-6)
Location: FLORENCE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

MODOT reported Route BB was closed due to flooding at Gabriel Creek southeast of Florence.

Flash Flood in ST. CLAIR, MISSOURI
From 22-AUG-17 09:24:00 to 22-AUG-17 11:24:00 (CST-6)
Location: OSCEOLA MUNI ARPT
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several roads were flooded across St. Clair County. The Collins Fire Department reported several gravel roads were damaged or washed out.

Flood in HICKORY, MISSOURI
From 22-AUG-17 07:30:00 to 22-AUG-17 09:30:00 (CST-6)
Location: JORDAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

MODOT reported Route P was closed due to flooding of Starks Creek.

Flood in HICKORY, MISSOURI
From 22-AUG-17 08:05:00 to 22-AUG-17 10:05:00 (CST-6)
Location: PRESTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

MODOT reported Route D near Preston closed due to flooding.

Flash Flood in VERNON, MISSOURI
From 18-AUG-17 16:29:00 to 18-AUG-17 18:29:00 (CST-6)
Location: RICHARDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water flowed over the roadway on Highway O just east of Highway H.

Flash Flood in VERNON, MISSOURI
From 18-AUG-17 16:29:00 to 18-AUG-17 18:29:00 (CST-6)
Location: RICHARDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Water flowed over the roadway at 600 Road and Katy Track Road.

Flash Flood in VERNON, MISSOURI
From 18-AUG-17 16:29:00 to 18-AUG-17 18:29:00 (CST-6)
Location: RICHARDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water flowed  over the roadway at 200 Road and Katy Track Road.

Hail in CAMDEN, MISSOURI
From 18-AUG-17 20:35:00 to 18-AUG-17 20:35:00 (CST-6)
Location: CAMDENTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CAMDEN, MISSOURI
From 18-AUG-17 20:44:00 to 18-AUG-17 20:44:00 (CST-6)
Location: CAMDENTON
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CAMDEN, MISSOURI
From 18-AUG-17 20:44:00 to 18-AUG-17 20:44:00 (CST-6)
Location: LINN CREEK
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A picture of ping pong size hail was on social media near Linn Creek.

Hail in TEXAS, MISSOURI
From 20-AUG-17 11:00:00 to 20-AUG-17 11:00:00 (CST-6)
Location: HARTSHORN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in BARRY, MISSOURI
From 18-AUG-17 16:34:00 to 18-AUG-17 16:34:00 (CST-6)
Location: SELIGMAN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

A tree was blown over onto State Highway 37.

Thunderstorm Wind in PULASKI, MISSOURI
From 19-AUG-17 00:07:00 to 19-AUG-17 00:07:00 (CST-6)
Location: DEVILS ELBOW
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree fell on a small truck. Numerous trees and power lines were blown down southeast of St. Roberts.

Thunderstorm Wind in TANEY, MISSOURI
From 22-AUG-17 06:34:00 to 22-AUG-17 06:34:00 (CST-6)
Location: BRANSON
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

There was damage to utility poles near the city hall in Branson.

Thunderstorm Wind in ST. CLAIR, MISSOURI
From 20-AUG-17 17:25:00 to 20-AUG-17 17:25:00 (CST-6)
Location: LOWRY CITY
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

A farm building was heavily damaged on Highway A west of Lowry City.