Flash Flood Warning Issued for Southeastern Missouri Counties Through Saturday Morning

Source: NOAA · Southeastern Missouri

This alert is no longer in effect.

NOAA issued it on April 6, 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.

The National Weather Service has issued a Flash Flood Warning for parts of Crawford, Washington, Iron, and Reynolds counties until 9:00 AM CST following heavy rainfall.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Southeastern Missouri
Issued
April 6, 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 Southeastern Missouri.

Alert Details

The National Weather Service in St. Louis has issued a Flash Flood Warning for portions of east central and southeastern Missouri. The alert was issued at 4:08 AM CST on March 7, 2026, after Doppler radar indicated thunderstorms producing heavy rain across the region. The warning is classified as a severe threat with immediate urgency.

Affected Areas

The warning covers the following geographic regions in Missouri:

  • Southeastern Crawford County (East Central MO)
  • Southern Washington County (East Central MO)
  • Northern Iron County (Southeastern MO)
  • North Central Reynolds County (Southeastern MO)

Specific locations expected to experience flash flooding include Potosi, Pilot Knob, Viburnum, Irondale, Courtois, Bixby, Belleview, Caledonia, Belgrade, Davisville, Dillard, and Granite. The warning also encompasses Elephant Rocks State Park and the Dillard Mill Historic Site.

What You Should Do

Residents and travelers in the warned area are advised to "Turn around, don't drown" when encountering flooded roads. Most flood-related deaths occur in vehicles. Officials urge extra caution at night when the dangers of flooding are significantly harder to recognize. The NWS recommends avoiding small creeks, streams, and low-lying areas where drainage is poor.

Expected Conditions

According to radar indicators, between 2 and 3 inches of rain have already fallen in the affected area. Additional rainfall amounts of 1 to 2 inches are possible. Flash flooding is currently ongoing or expected to begin shortly. Hazards include the flooding of small creeks and streams, urban areas, highways, streets, underpasses, and other low-lying zones.

Timeline

The Flash Flood Warning is effective immediately as of 4:08 AM CST and is scheduled to remain in effect until 9:00 AM CST on Saturday, March 7, 2026.

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?
The National Weather Service has issued a Flash Flood Warning for parts of Crawford, Washington, Iron, and Reynolds counties until 9:00 AM CST following heavy 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 Southeastern 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.