⚠️ Flash Flood Warning – Clay, KS; Cloud, KS; Geary, KS; Ottawa, KS; Pottawatomie, KS; Riley, KS – Sunday, June 21, 2026

Flash Flood Warning issued June 21 at 12:43AM CDT until June 21 at 4:45AM CDT by NWS Topeka KS

Details

FFWTOP

The National Weather Service in Topeka has issued a

* Flash Flood Warning for…
Northwestern Geary County in east central Kansas…
Clay County in north central Kansas…
Southeastern Cloud County in north central Kansas…
Northeastern Ottawa County in north central Kansas…
Southwestern Pottawatomie County in northeastern Kansas…
Southwestern Riley County in northeastern Kansas…

* Until 445 AM CDT.

* At 1242 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 2.5 inches of
rain have fallen. Additional rainfall amounts of 1 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.

HAZARD…Flash flooding caused by thunderstorms.

SOURCE…Radar.

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…
Manhattan, Clay Center, Wakefield, Riley, Miltonvale, Milford,
Leonardville, Olsburg, Randolph, Green, Longford, Oak Hill,
Milford Lake, Keats, Idana and Tuttle Creek Lake.

Instructions

Turn around, don’t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.