Flood Warning Issued for Carroll, Lafayette, and Saline Counties in Missouri

Source: NOAA · Carroll, Lafayette, and Saline Counties, Missouri

A Flood Warning is in effect for Carroll, Lafayette, and Saline counties in Missouri due to expected minor flooding on the Missouri River at Waverly, starting late tonight and lasting until early Thursday morning.

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

This notice was issued by NOAA on May 7, 2026 and geographically references Carroll, Lafayette, and Saline Counties, Missouri. 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 regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.

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.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Flood Warning, Missouri) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The National Weather Service in Kansas City/Pleasant Hill, MO, has issued a Flood Warning. This alert is effective from April 27, 2026, at 9:37 AM CDT until April 30, 2026, at 5:00 AM CDT.

Affected Areas

The warning affects Carroll, MO; Lafayette, MO; and Saline, MO, specifically the Missouri River at Waverly in these counties.

What You Should Do

Residents should turn around and not drive through flooded roads, as most flood deaths occur in vehicles.

Expected Conditions

Minor flooding is forecast. The river stage at Waverly is currently at 12.3 feet and is expected to rise above the flood stage of 20.0 feet late tonight, cresting at 21.3 feet early tomorrow afternoon, and then falling below flood stage early Wednesday morning.

Timeline

The alert onset is April 28, 2026, at 5:25 AM CDT. It expires on April 28, 2026, at 9:45 AM CDT and ends on April 30, 2026, at 5:00 AM CDT.

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?
A Flood Warning is in effect for Carroll, Lafayette, and Saline counties in Missouri due to expected minor flooding on the Missouri River at Waverly, starting late tonight and lasting until early Thursday morning.
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 Carroll, Lafayette, and Saline 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.