Hail history for Okmulgee County, OK

Okmulgee County has 332 recorded hail events in the NOAA Storm Events Database — 164 of them 1″ or larger and 16 at 2″ or larger. The largest on record: 3.0″ (tea cup) on September 23, 2023.

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 332 since 1961

1″ or larger 164 NWS severe threshold

2″ or larger 16 hen egg class and up

Largest recorded 3.0″ tea cup · September 23, 2023

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 Okmulgee County

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

Most recent recorded events

Latest 8 of 332 recorded events · data through April 2026
Date	Size	Comparable to
October 18, 2025	1.0″	Quarter
October 18, 2025	1.0″	Quarter
May 18, 2025	1.0″	Quarter
April 5, 2025	1.5″	Ping-pong ball
April 4, 2025	1.75″	Golf ball
July 4, 2024	1.5″	Ping-pong ball
May 21, 2024	0.75″	Penny
May 6, 2024	0.88″	Nickel

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

From the storm reports

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

April 5, 2025 · 1.5″ (ping-pong ball)

Ping pong ball size hail damaged homes and vehicles.

September 23, 2023 · 3.0″ (tea cup)

Hail larger than baseball size damaged homes, businesses, and vehicles.

September 23, 2023 · 2.25″ (tennis ball)

Hail was measured to 2.25 inches south of Beggs. The large hail damaged homes and vehicles.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	5	7	24	114	105	40	37

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 Okmulgee County

Has it ever hailed in Okmulgee County?

Yes — 332 hail events have been recorded for Okmulgee County, OK in the NOAA Storm Events Database since 1961, including 164 of 1″ (quarter size) or larger.

When did it last hail in Okmulgee County?

The most recent recorded hail event for Okmulgee County, OK is October 18, 2025, with 1.0″ (quarter) 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 Okmulgee County?

3.0″ (tea cup), recorded on September 23, 2023. 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.