Flood Warning Issued for Sumner County, KS

Source: NOAA · Sumner County, Kansas

This alert is no longer in effect.

NOAA issued it on August 1, 2026, 3 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.

A Flood Warning is in effect for the Ninnescah River near Belle Plaine in Sumner County from Monday morning to Tuesday afternoon, with minor flooding forecast.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Sumner County, Kansas
Issued
August 1, 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 3 weeks ago; use the issuing agency's live warning service for current conditions in Sumner County, Kansas.

Alert Details

A Flood Warning has been issued by the National Weather Service in Wichita KS for rivers in Kansas, including the Ninnescah River near Belle Plaine. The alert was sent at 2026-06-21T03:16:00-05:00, effective immediately, with onset at 2026-06-22T08:00:00-05:00 and ending 2026-06-23T15:11:00-05:00.

Affected Areas

Sumner County, Kansas, specifically the Ninnescah River near Belle Plaine. Minor flooding is forecast.

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. The river is expected to rise above flood stage (23.0 feet) tomorrow morning to a crest of 23.5 feet early tomorrow afternoon. At 23.0 feet, water overflows roads in the Timber Brook Estates west of Highway 81 and north of K55, and begins to cover the road three-fourths of a mile north of K55 on Highway 81.

Timeline

The warning is in effect from Monday morning to Tuesday afternoon. The river will fall below flood stage late tomorrow evening.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Flood Warning is in effect for the Ninnescah River near Belle Plaine in Sumner County from Monday morning to Tuesday afternoon, with minor flooding forecast.
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 Sumner County, 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.