Hail history for Brown County, OH

Brown County has 66 recorded hail events in the NOAA Storm Events Database — 25 of them 1″ or larger and 2 at 2″ or larger. The largest on record: 2.75″ (baseball) on April 23, 1968.

Records 1950–present Data through April 2026 Peak month May

Core sample · every recorded event, 1955–2026

Mark size = measured hail diameter; slivers are events with no recorded size. Amber ≥2″, red ≥2.75″ (baseball class). Denser recent decades partly reflect better reporting, not only more storms.

Recorded events 66 since 1968

1″ or larger 25 NWS severe threshold

2″ or larger 2 hen egg class and up

Largest recorded 2.75″ baseball · April 23, 1968

Read the record honestly: Storm Events contains what was reported to the National Weather Service. Sparse or rural counties under-report, and coverage improved sharply after the mid-1990s — a quiet-looking stretch is not proof nothing fell.

When it hails in Brown County

Recorded events by month, 1950–present. The amber bar marks Brown County's peak: May.

Most recent recorded events

Latest 8 of 66 recorded events · data through April 2026
Date	Size	Comparable to
September 6, 2024	0.88″	Nickel
March 14, 2024	1.0″	Quarter
November 29, 2022	1.25″	Half dollar
June 13, 2022	0.75″	Penny
May 21, 2022	0.88″	Nickel
May 21, 2022	1.25″	Half dollar
May 10, 2020	0.75″	Penny
April 8, 2020	1.75″	Golf ball

Looking for a specific storm? Use the did-it-hail date lookup for Brown County.

From the storm reports

Narratives as filed with the NOAA Storm Events Database (public records; lightly trimmed for length).

April 3, 2018 · 0.88″ (nickel)

Nickel sized hail was covering the ground at Lake Waynoka.

September 7, 2010 · 1.0″ (quarter)

Windows were broken, roof shingles were torn, siding was damaged, and crops were destroyed due to large hail that moved through the area.

May 14, 1995 · 1.75″ (golf ball)

Large trees reported downed. Preble County 3 SW Eaton ,14,0245EST,,,0,0,20K,0,Thunderstorm Winds Several large trees were reported downed, one damaged a large barn. Other trees fell across Route 732.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	1	0	5	12	13	25	10

The climb across decades is largely a reporting story: spotter networks, radar, and digital filing pulled far more storms into the record after the 1990s.

Questions about hail in Brown County

Has it ever hailed in Brown County?

Yes — 66 hail events have been recorded for Brown County, OH in the NOAA Storm Events Database since 1968, including 25 of 1″ (quarter size) or larger.

When did it last hail in Brown County?

The most recent recorded hail event for Brown County, OH is September 6, 2024, with 0.88″ (nickel) hail. The database is currently updated through April 2026, so a storm from the last few weeks may not appear yet. To check a specific day, use the did-it-hail date lookup.

What is the largest hail ever recorded in Brown County?

2.75″ (baseball), recorded on April 23, 1968. Hail that size is destructive-class and typically damages roofs, vehicles, and siding. See how big that really is on the actual-size hail chart.

Does a recorded hail event mean my roof was damaged?

No. This page reports storm records, not damage. Hail size and damage vary block by block within a county, and only an inspection can establish what happened to a specific roof. If you suspect damage, talk to your insurer or a licensed roofer — they can pull the same NOAA records for your claim.

More Ohio hail history

All 88 Ohio counties, ranked by recorded hail →

Source: NOAA/NCEI Storm Events Database, public domain, updated monthly by NCEI — this site's copy runs through April 2026. HailHistory reports records; it does not give insurance advice or assess damage.