Flood in Dallas County, Missouri

Flood in Dallas County, Missouri: 45 recorded events between 2007 and 2026. The strongest on record measured 0. That places the county #279 nationally and #21 statewide for this hazard.

Reporting practice changed over time — early decades are undercounted, not calmer.

The busiest decade for flood in Dallas County is the 2010s, when 28 of the county's 45 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.

Within the Dallas County archive, flood makes up 9.0% of all recorded severe weather across 9 hazard types. Nationally the county sits at #279 for this hazard and #21 within Missouri, putting it in the 90.3 percentile of all U.S. counties.

May is the peak month for flood in Dallas County with 15 recorded events, while Sep is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.

• Thunderstorm Wind 166
• Hail 150
• Flash Flood 104

How many flood events are on record in Dallas County, Missouri?

45 flood events are recorded in Dallas County between 2007 and 2026, causing 1 direct deaths.

What is the strongest flood recorded in Dallas County?

The strongest flood on record in Dallas County measured 0.

Where does the flood data for Dallas County come from?

All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.