Flash Flood Warning Issued for Lewis and Marion Counties in Missouri
This alert is no longer in effect.
NOAA issued it on July 6, 2026, 6 weeks 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.
NWS St Louis has issued a Flash Flood Warning for southeastern Lewis County and Marion County until 9:00 PM CDT on June 11.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Northeastern Missouri
- Issued
- July 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 6 weeks ago; use the issuing agency's live warning service for current conditions in Northeastern Missouri.
Alert Details
Flash Flood Warning issued by NWS St Louis MO. Effective from June 11 at 5:15 PM CDT until June 11 at 9:00 PM CDT.
Affected Areas
Southeastern Lewis County and Marion County in northeastern Missouri. Specific locations include Palmyra, Warren, La Grange, Ewing, Maywood, Philadelphia, Taylor, and Wakonda State Park.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Expected Conditions
Doppler radar indicated thunderstorms producing heavy rain across the warned area. Additional rainfall amounts of 1 to 2 inches are possible generally along and north of the North River. Flash flooding is ongoing or expected to begin shortly.
Timeline
The warning is in effect from 5:15 PM CDT to 9:00 PM CDT on June 11, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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.
Similar body length
Nearest notices by article body length (810 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 6, 2026.
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