Hail history for Roane County, TN

Roane County has 51 recorded hail events in the NOAA Storm Events Database — 28 of them 1″ or larger and 1 at 2″ or larger. The largest on record: 2.75″ (baseball) on May 18, 1995.

Records 1950–present Data through April 2026 Peak month April

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 51 since 1958

1″ or larger 28 NWS severe threshold

2″ or larger 1 hen egg class and up

Largest recorded 2.75″ baseball · May 18, 1995

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 Roane County

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

Most recent recorded events

Latest 8 of 51 recorded events · data through April 2026
Date	Size	Comparable to
September 4, 2025	1.25″	Half dollar
September 4, 2025	1.0″	Quarter
September 4, 2025	0.75″	Penny
May 8, 2025	1.0″	Quarter
June 11, 2023	1.0″	Quarter
June 14, 2020	1.25″	Half dollar
April 17, 2017	1.0″	Quarter
March 21, 2017	1.0″	Quarter

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

From the storm reports

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

June 14, 2020 · 1.25″ (half dollar)

Half dollar sized hail was reported.

March 21, 2017 · 1.75″ (golf ball)

Golf ball size hail was reported along Buttermilk Road.

May 18, 1995 · 2.75″ (baseball)

Several houses had roofs caved in and skylights broken. Several police cars were damaged. The roof of a pickup truck caved in. The hail accumulated to about four inches on the ground.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
1	0	0	1	8	23	12	6

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 Roane County

Has it ever hailed in Roane County?

Yes — 51 hail events have been recorded for Roane County, TN in the NOAA Storm Events Database since 1958, including 28 of 1″ (quarter size) or larger.

When did it last hail in Roane County?

The most recent recorded hail event for Roane County, TN is September 4, 2025, with 1.25″ (half dollar) 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 Roane County?

2.75″ (baseball), recorded on May 18, 1995. 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 Tennessee hail history

All 95 Tennessee 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.