Hail in Mercer County, North Dakota

Hail in Mercer County, North Dakota: 148 recorded events between 1966 and 2024. The strongest on record measured 5. That places the county #942 nationally and #34 statewide for this hazard.

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

The busiest decade for hail in Mercer County is the 2000s, when 45 of the county's 148 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 Mercer County archive, hail makes up 46.5% of all recorded severe weather across 8 hazard types. Nationally the county sits at #942 for this hazard and #34 within North Dakota, putting it in the 69.7 percentile of all U.S. counties.

Jul is the peak month for hail in Mercer County with 59 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 128

How many hail events are on record in Mercer County, North Dakota?

148 hail events are recorded in Mercer County between 1966 and 2024, causing 0 direct deaths.

What is the strongest hail recorded in Mercer County?

The strongest hail on record in Mercer County measured 5.

Where does the hail data for Mercer 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.