Hail history for Osage County, MO

Osage County has 95 recorded hail events in the NOAA Storm Events Database — 59 of them 1″ or larger and 9 at 2″ or larger. The largest on record: 3.0″ (tea cup) on May 23, 2004.

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 95 since 1963

1″ or larger 59 NWS severe threshold

2″ or larger 9 hen egg class and up

Largest recorded 3.0″ tea cup · May 23, 2004

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 Osage County

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

Most recent recorded events

Latest 8 of 95 recorded events · data through April 2026
Date	Size	Comparable to
April 27, 2026	1.0″	Quarter
April 27, 2026	1.0″	Quarter
April 27, 2026	2.5″	Tennis ball
May 24, 2024	1.75″	Golf ball
April 1, 2024	1.0″	Quarter
June 30, 2023	2.0″	Hen egg
August 2, 2022	1.25″	Half dollar
March 27, 2020	2.75″	Baseball

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

From the storm reports

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

April 27, 2026 · 1.0″ (quarter)

A trained spotter reported quarter sized hail in Copper Hill.

March 27, 2020 · 2.75″ (baseball)

Large hail up to baseball size was reported in far northern portions of Osage County in the Chamois area.

May 23, 2004 · 3.0″ (tea cup)

County Emergency Management personnel reported hail up to 3 inches fell in Chamois. Most of the hail was smaller.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	2	3	3	12	41	26	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 Osage County

Has it ever hailed in Osage County?

Yes — 95 hail events have been recorded for Osage County, MO in the NOAA Storm Events Database since 1963, including 59 of 1″ (quarter size) or larger.

When did it last hail in Osage County?

The most recent recorded hail event for Osage County, MO is April 27, 2026, 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 Osage County?

3.0″ (tea cup), recorded on May 23, 2004. 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 Missouri hail history

All 115 Missouri 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.