Hail in Harrison County, Missouri

Hail in Harrison County, Missouri: 156 recorded events between 1958 and 2026. The strongest on record measured 4. That places the county #887 nationally and #49 statewide for this hazard.

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

The busiest decade for hail in Harrison County is the 2000s, when 57 of the county's 156 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 Harrison County archive, hail makes up 50.3% of all recorded severe weather across 6 hazard types. Nationally the county sits at #887 for this hazard and #49 within Missouri, putting it in the 71.5 percentile of all U.S. counties.

May is the peak month for hail in Harrison County with 54 recorded events, while Jan 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 107

How many hail events are on record in Harrison County, Missouri?

156 hail events are recorded in Harrison County between 1958 and 2026, causing 0 direct deaths.

What is the strongest hail recorded in Harrison County?

The strongest hail on record in Harrison County measured 4.

Where does the hail data for Harrison 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.