Flash Flood Warning issued for Southern Clay County, IL

Source: NOAA · Southern Clay County, Illinois

This alert is no longer in effect.

NOAA issued it on May 29, 2026, 2 months 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 Lincoln IL has issued a Flash Flood Warning for Southern Clay County in south central Illinois until 6:00 PM CDT on May 18.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Southern Clay County, Illinois
Issued
May 29, 2026
Issuing authority
NWS Lincoln IL

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 2 months ago; use the issuing agency's live warning service for current conditions in Southern Clay County, Illinois.

Alert Details

Flash Flood Warning issued by NWS Lincoln IL. Effective from 2026-05-18T14:52:00-05:00 until 2026-05-18T18:00:00-05:00. Severity: Severe. Urgency: Immediate. Certainty: Likely.

Affected Areas

Southern Clay County in south central Illinois. Specific locations include Flora, Clay City, Xenia and Flora Municipal Airport.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.

Expected Conditions

At 2:51 PM CDT, emergency management reported thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 4 hours. Flash flooding is ongoing or expected to begin shortly. Hazard: Flash flooding caused by thunderstorms.

Timeline

Alert effective May 18 at 2:52 PM CDT and expires May 18 at 6:00 PM CDT.

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?
NWS Lincoln IL has issued a Flash Flood Warning for Southern Clay County in south central Illinois until 6:00 PM CDT on May 18.
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 Clay County, Illinois. 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.