Hail history for Worth County, IA

Worth County has 94 recorded hail events in the NOAA Storm Events Database — 67 of them 1″ or larger and 5 at 2″ or larger. The largest on record: 2.75″ (baseball) on October 4, 2006.

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 94 since 1974

1″ or larger 67 NWS severe threshold

2″ or larger 5 hen egg class and up

Largest recorded 2.75″ baseball · October 4, 2006

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 Worth County

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

Most recent recorded events

Latest 8 of 94 recorded events · data through April 2026
Date	Size	Comparable to
September 22, 2025	1.0″	Quarter
June 20, 2025	1.0″	Quarter
July 5, 2022	1.0″	Quarter
May 19, 2022	1.0″	Quarter
May 19, 2022	1.75″	Golf ball
April 12, 2022	1.0″	Quarter
July 11, 2020	1.5″	Ping-pong ball
May 25, 2018	0.88″	Nickel

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

From the storm reports

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

September 22, 2025 · 1.0″ (quarter)

Delayed report, time estimated by radar.

May 19, 2022 · 1.75″ (golf ball)

Spotter report of golf ball sized hail.

July 11, 2020 · 1.5″ (ping-pong ball)

Broadcast media relayed a report of ping pong ball sized hail just north of Hanlontown occurring around 3:30 pm.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	0	3	5	13	45	21	7

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 Worth County

Has it ever hailed in Worth County?

Yes — 94 hail events have been recorded for Worth County, IA in the NOAA Storm Events Database since 1974, including 67 of 1″ (quarter size) or larger.

When did it last hail in Worth County?

The most recent recorded hail event for Worth County, IA is September 22, 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 Worth County?

2.75″ (baseball), recorded on October 4, 2006. 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 Iowa hail history

All 99 Iowa 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.