Flood Warning Issued for Montgomery County, Illinois

Source: NOAA · South Central Illinois

This alert is no longer in effect.

NOAA issued it on May 9, 2026, 3 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.

A Flood Warning is in effect for Montgomery County in south central Illinois until 6:15 AM CDT on April 28, 2026, due to flooding from excessive rainfall.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
South Central Illinois
Issued
May 9, 2026
Issuing authority
NWS St Louis MO

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 months ago; use the issuing agency's live warning service for current conditions in South Central Illinois.

Flood Warning in Montgomery County, Illinois

Alert Details

The Flood Warning has been issued by the National Weather Service (NWS) St Louis MO. It is effective from 12:16 AM CDT on April 28, 2026, until 6:15 AM CDT on April 28, 2026.

Affected Areas

This warning affects Montgomery County in south central Illinois. Specific locations include Litchfield, Hillsboro, Nokomis, Raymond, Witt, White Oak, Farmersville, Taylor Springs, Coffeen, Schram City, Van Burensburg, Irving, Panama, Fillmore, Coalton, Waggoner, Harvel, Donnellson, Butler, Ohlman, and Lake Lou Yaeger State Park. It also includes Interstate 55 in Illinois between exits 52 and 63.

What You Should Do

Turn around and do not drown when encountering flooded roads. Be aware of your surroundings and avoid driving on flooded roads.

Expected Conditions

Flooding caused by excessive rainfall is occurring, with between 3 and 4 inches of rain having fallen. This is leading to flooding in rivers, creeks, streams, and other low-lying and flood-prone locations.

Timeline

The alert is effective from 12:16 AM CDT on April 28, 2026, and ends at 6:15 AM CDT on April 28, 2026.

Original source: NOAA Official Notice ↗

All Weather Alerts →

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 Montgomery County in south central Illinois until 6:15 AM CDT on April 28, 2026, due to flooding from excessive rainfall.
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 South Central 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.