Kansas Flash Flood Warning | Effective 05/17/2026 22:20

Headline: 
Flash Flood Warning issued May 18 at 12:20AM CDT until May 18 at 2:45AM CDT by NWS Topeka KS
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
May 17, 2026 - 10:20pm
Expires: 
May 18, 2026 - 12:45am
Description: 
FFWTOP The National Weather Service in Topeka has extended the * Flash Flood Warning for... Northwestern Ottawa County in north central Kansas... * Until 245 AM CDT. * At 1219 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 3 and 4 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. 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... Minneapolis and Ada.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Ottawa, KS
Forcast Office: 
NWS Topeka KS
Sender: 
w-nws.webmaster@noaa.gov