Missouri Severe Flash Flood Warning | Effective 07/10/2026 11:47

Headline: 
Flash Flood Warning issued July 10 at 1:47PM CDT until July 10 at 4:15PM CDT by NWS St Louis MO
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 10, 2026 - 11:47am
Expires: 
July 10, 2026 - 2:15pm
Description: 
FFWLSX The National Weather Service in St Louis has extended the * Flash Flood Warning for... Southwestern Washington County in east central Missouri... * Until 415 PM CDT. * At 147 PM CDT, local law enforcement reported flash flooding across the warned area. Between 3 and 6 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by heavy rain. SOURCE...Law enforcement reported. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Courtois.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks.
Area Description: 
Washington, MO
Forcast Office: 
NWS St Louis MO