Flood Warning Issued for Pike Counties in Illinois and Missouri

Source: NOAA · Pike County, Illinois and Pike County, Missouri

This alert is no longer in effect.

NOAA issued it on April 9, 2026, 4 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 Pike, IL and Pike, MO due to minor flooding on the Mississippi River, with water levels expected to rise to 15.7 feet.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Pike County, Illinois and Pike County, Missouri
Issued
April 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 4 months ago; use the issuing agency's live warning service for current conditions in Pike County, Illinois and Pike County, Missouri.

Flood Warning in Pike Counties

Alert Details

A Flood Warning has been issued by the National Weather Service (NWS) St Louis MO. It is effective from April 9, 2026, at 11:56 AM CDT.

Affected Areas

The warning affects Pike, IL and Pike, MO, specifically along the Mississippi River at Louisiana and Clarksville.

What You Should Do

Motorists should not attempt to drive around barricades or drive cars through flooded areas.

Expected Conditions

Minor flooding is occurring and forecast, with the river currently at 15.0 feet, which is the flood stage, and expected to rise to 15.7 feet early Monday morning.

Timeline

The alert is effective from April 9, 2026, at 11:56 AM CDT and expires on April 11, 2026, at 12:00 AM CDT, though flooding is noted until further notice.

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 Pike, IL and Pike, MO due to minor flooding on the Mississippi River, with water levels expected to rise to 15.7 feet.
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 Pike County, Illinois and Pike County, Missouri. 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.