Flood Warning Issued for Sumner and Cowley Counties, KS

Source: NOAA · Southern Kansas

This alert is no longer in effect.

NOAA issued it on July 23, 2026, 4 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Wichita has issued a Flood Warning for Slate Creek at Wellington affecting Sumner and Cowley Counties, with minor flooding forecast from early June 19 to late June 20.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Southern Kansas
Issued
July 23, 2026
Issuing authority
NWS Wichita KS

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 4 weeks ago; use the issuing agency's live warning service for current conditions in Southern Kansas.

Alert Details

A Flood Warning has been issued by the National Weather Service in Wichita KS. The alert is effective from June 19 at 1:50 AM CDT and remains in effect until June 20 at 10:30 AM CDT.

Affected Areas

The warning covers Cowley County, KS and Sumner County, KS, specifically for Slate Creek at Wellington.

What You Should Do

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.

Expected Conditions

Minor flooding is forecast. At 20.0 feet, flood waters cover several low lying spots along Seneca Road between 40th and 60th Street just southeast of Wellington. Woods Park within the city floods. Slate Creek comes to roadway's edge at mile marker 15 on the Kansas Turnpike. At 1:00 AM CDT Friday the stage was 16.9 feet.

Timeline

The river is expected to rise above flood stage early this morning to a crest of 21.0 feet this afternoon. It will then fall below flood stage late this evening. Flood stage is 19.0 feet. The warning expires at 2:00 PM CDT on June 19 with the next statement issued then.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Wichita has issued a Flood Warning for Slate Creek at Wellington affecting Sumner and Cowley Counties, with minor flooding forecast from early June 19 to late June 20.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Southern Kansas. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.