Hail history for Adams County, WI

Adams County has 109 recorded hail events in the NOAA Storm Events Database — 67 of them 1″ or larger and 1 at 2″ or larger. The largest on record: 2.0″ (hen egg) on June 15, 2016.

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 109 since 1966

1″ or larger 67 NWS severe threshold

2″ or larger 1 hen egg class and up

Largest recorded 2.0″ hen egg · June 15, 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 Adams County

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

Most recent recorded events

Latest 8 of 109 recorded events · data through April 2026
Date	Size	Comparable to
April 14, 2026	0.75″	Penny
September 19, 2025	0.75″	Penny
August 16, 2025	1.0″	Quarter
May 15, 2025	1.25″	Half dollar
May 15, 2025	1.75″	Golf ball
May 15, 2025	1.75″	Golf ball
May 7, 2024	0.75″	Penny
March 31, 2023	1.25″	Half dollar

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

From the storm reports

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

April 14, 2026 · 0.75″ (penny)

The public reported dime sized hail 3 miles east-southeast of Plainville. The reported was relayed via mPING.

May 15, 2025 · 1.75″ (golf ball)

Law enforcement reported golf ball sized hail 1 mile southeast of Friendship.

June 15, 2016 · 2.0″ (hen egg)

Egg sized hail was reported south of Big Flats.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	1	0	5	15	37	39	12

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 Adams County

Has it ever hailed in Adams County?

Yes — 109 hail events have been recorded for Adams County, WI in the NOAA Storm Events Database since 1966, including 67 of 1″ (quarter size) or larger.

When did it last hail in Adams County?

The most recent recorded hail event for Adams County, WI is April 14, 2026, with 0.75″ (penny) 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 Adams County?

2.0″ (hen egg), recorded on June 15, 2016. Hail that size meets or exceeds the National Weather Service severe threshold. 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 Wisconsin hail history

All 72 Wisconsin 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.