Flood Warning Issued for Appanoose, Lucas, Monroe and Wayne Counties, IA

Source: NOAA · Southern Iowa

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NWS Des Moines has issued a Flood Warning for the Chariton River near Chariton affecting four southern Iowa counties until early Friday afternoon.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on July 8, 2026 and geographically references Southern Iowa. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Weather Alerts - determines the warning protocol behind it, which shapes what protective action (seeking shelter, following evacuation orders if issued, monitoring official updates) is recommended and which agency holds authority to issue or cancel it.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

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Alert Details

Flood Warning issued by NWS Des Moines IA. Effective from June 11 at 10:14PM CDT until June 12 at 1:33PM CDT.

Affected Areas

Appanoose, Lucas, Monroe and Wayne Counties in Iowa. The Chariton River near Chariton, from Wolf Creek to Rathbun Reservoir.

What You Should Do

Be especially cautious at night when it is harder to recognize the dangers of flooding. Turn around, don't drown when encountering flooded roads. For the latest stream observations and forecasts refer to weather.gov/desmoines/water.

Expected Conditions

Minor flooding is occurring and forecast. At 9:45 PM CDT Thursday the stage was 19.9 feet. Flood stage is 19.5 feet. At 19.8 feet, water affects 450th St.

Timeline

From this evening (June 11) to early tomorrow afternoon (June 12). The river is expected to fall below flood stage tomorrow morning.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Des Moines has issued a Flood Warning for the Chariton River near Chariton affecting four southern Iowa counties until early Friday afternoon.
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 Iowa. 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.