Flood Warning Issued for Cooper and Saline Counties in Missouri
This alert is no longer in effect.
NOAA issued it on April 17, 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 Flood Warning for Cooper and Saline counties in Missouri, with minor flooding expected along the Blackwater River starting late tonight and lasting until early Thursday morning.
Read this weather record in 30 seconds
- Record type
- Flood Warning
- Affected area
- Central Missouri
- Issued
- April 17, 2026
- Issuing authority
- NWS National Office
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 Central Missouri.
Flood Warning in Missouri
Alert Details
A Flood Warning has been issued by the National Weather Service (NWS) Kansas City/Pleasant Hill MO. This alert is for minor flooding and is effective from April 18, 2026, until April 23, 2026.
Affected Areas
The warning affects Cooper and Saline counties in Missouri, specifically around the Blackwater River near Blue Lick. It also mentions impacts on the Blackwater River at Valley City affecting Johnson and Pettis counties, the Lamine River near Otterville affecting Cooper County, and Petite Saline Creek near Boonville affecting Cooper County.
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, with the river expected to rise above the flood stage of 24.0 feet to 27.0 feet and up to 28.1 feet. At 24.0 feet, cropland and pastures along the river will flood. At 29.0 feet, livestock in pastures may be endangered, with extensive damage to cropland and pasture.
Timeline
The onset is at 3:24 AM CDT on April 18, 2026. The alert expires at 9:15 AM CDT on April 18, 2026, and ends at 1:23 AM CDT on April 23, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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 (1,191 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 17, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.