Hail history for Thomas County, KS

Thomas County has 485 recorded hail events in the NOAA Storm Events Database — 311 of them 1″ or larger and 51 at 2″ or larger. The largest on record: 4.25″ (grapefruit) on July 12, 2010.

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 485 since 1956

1″ or larger 311 NWS severe threshold

2″ or larger 51 hen egg class and up

Largest recorded 4.25″ grapefruit · July 12, 2010

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 Thomas County

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

Most recent recorded events

Latest 8 of 485 recorded events · data through April 2026
Date	Size	Comparable to
August 29, 2025	1.5″	Ping-pong ball
July 19, 2025	1.0″	Quarter
July 6, 2025	1.0″	Quarter
July 6, 2025	1.0″	Quarter
June 19, 2025	1.0″	Quarter
June 19, 2025	1.25″	Half dollar
June 16, 2025	0.75″	Penny
April 23, 2025	1.0″	Quarter

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

From the storm reports

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

August 29, 2025 · 1.5″ (ping-pong ball)

EM reported ping pong ball hail in Brewster.

June 14, 2014 · 3.5″ (softball)

Baseball to almost softball size hail was reported in Rexford. Received hail reports through social media.

July 12, 2010 · 4.25″ (grapefruit)

A long-track supercell produced 25 known reports of large hail over a 30 mile path from 12 N of Colby to near Oakley over a period of about 90 minutes. Hail sizes ranged from golf ball to grapefruit size. Windows were broken, roofs heavily damaged, skylights broken and equipment destroyed. Approximately 35,000 acres of cropland were affected by the storm.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
4	9	11	8	106	129	143	75

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 Thomas County

Has it ever hailed in Thomas County?

Yes — 485 hail events have been recorded for Thomas County, KS in the NOAA Storm Events Database since 1956, including 311 of 1″ (quarter size) or larger.

When did it last hail in Thomas County?

The most recent recorded hail event for Thomas County, KS is August 29, 2025, with 1.5″ (ping-pong ball) 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 Thomas County?

4.25″ (grapefruit), recorded on July 12, 2010. 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 Kansas hail history

All 105 Kansas 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.