Hail history for Adair County, OK

Adair County has 196 recorded hail events in the NOAA Storm Events Database — 88 of them 1″ or larger and 9 at 2″ or larger. The largest on record: 2.75″ (baseball) on May 29, 2016.

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 196 since 1965

1″ or larger 88 NWS severe threshold

2″ or larger 9 hen egg class and up

Largest recorded 2.75″ baseball · May 29, 2016

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 Adair County

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

Most recent recorded events

Latest 8 of 196 recorded events · data through April 2026
Date	Size	Comparable to
April 28, 2026	2.0″	Hen egg
May 18, 2025	1.0″	Quarter
May 18, 2025	0.88″	Nickel
April 2, 2024	0.75″	Penny
June 14, 2023	2.0″	Hen egg
May 15, 2022	1.5″	Ping-pong ball
April 16, 2022	1.0″	Quarter
March 11, 2020	1.0″	Quarter

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

From the storm reports

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

April 28, 2026 · 2.0″ (hen egg)

Hail up to two inches in diameter damaged homes and vehicles.

June 14, 2023 · 2.0″ (hen egg)

Hail slightly larger than golf ball size damaged homes and vehicles.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	5	2	19	55	73	34	8

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 Adair County

Has it ever hailed in Adair County?

Yes — 196 hail events have been recorded for Adair County, OK in the NOAA Storm Events Database since 1965, including 88 of 1″ (quarter size) or larger.

When did it last hail in Adair County?

The most recent recorded hail event for Adair County, OK is April 28, 2026, with 2.0″ (hen egg) 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 Adair County?

2.75″ (baseball), recorded on May 29, 2016. 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 Oklahoma hail history

All 77 Oklahoma 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.