Kansas Severe Flood Warning | Effective 06/21/2026 10:17

Headline: 
Flood Warning issued June 21 at 12:17PM CDT until June 23 at 1:29AM CDT by NWS Wichita KS
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
June 21, 2026 - 10:17am
Expires: 
June 21, 2026 - 10:30pm
Description: 
...Forecast flooding changed from Moderate to Major severity and increased in duration for the following rivers in Kansas... Slate Creek At Wellington affecting Cowley and Sumner Counties. * WHAT...Moderate flooding is occurring and major flooding is forecast. This approaches the flood of record. * WHERE...Slate Creek at Wellington. * WHEN...Until early Tuesday morning. * IMPACTS...At 23.5 feet, Expect extensive cropland and field flooding along the creek. * ADDITIONAL DETAILS... - At 12:00 PM CDT Sunday the stage was 23.3 feet. - Forecast...The river is expected to rise to a crest of 24.3 feet this evening. It will then fall below flood stage early tomorrow afternoon. - Flood stage is 19.0 feet.
Instruction: 
Do not drive into flooded areas or go around barricades. Nearly two feet of water will carry most vehicles away. Turn around, don't drown. Additional information is available at www.weather.gov. The next statement will be issued late tonight at 1230 AM CDT.
Area Description: 
Cowley, KS; Sumner, KS
Forcast Office: 
NWS Wichita KS