Flood Warning Issued for Gasconade and Montgomery Counties in Missouri

Source: NOAA · Gasconade and Montgomery Counties, Missouri

This alert is no longer in effect.

NOAA issued it on May 7, 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.

The National Weather Service has issued a Flood Warning for Gasconade and Montgomery counties in Missouri, with minor flooding expected on the Missouri River at Hermann from Wednesday morning to Saturday evening.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Gasconade and Montgomery Counties, Missouri
Issued
May 7, 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 Gasconade and Montgomery Counties, Missouri.

Flood Warning in Missouri

Alert Details

A Flood Warning has been issued by the National Weather Service in St Louis, MO. It was sent on April 27 at 4:57PM CDT and remains in effect until May 2 at 8:00PM CDT.

Affected Areas

The warning affects Gasconade, MO and Montgomery, MO, specifically the Missouri River at Hermann.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Expected Conditions

Minor flooding is forecast. At Hermann, the river stage is expected to rise above the flood stage of 21.0 feet to a crest of 23.2 feet.

Timeline

The alert is effective from Wednesday morning to Saturday 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?
The National Weather Service has issued a Flood Warning for Gasconade and Montgomery counties in Missouri, with minor flooding expected on the Missouri River at Hermann from Wednesday morning to Saturday evening.
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 Gasconade and Montgomery Counties, 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.