Hail history for Brown County, WI

Brown County has 121 recorded hail events in the NOAA Storm Events Database — 67 of them 1″ or larger and 8 at 2″ or larger. The largest on record: 3.0″ (tea cup) on July 1, 1956.

Records 1950–present Data through April 2026 Peak month June

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 121 since 1956

1″ or larger 67 NWS severe threshold

2″ or larger 8 hen egg class and up

Largest recorded 3.0″ tea cup · July 1, 1956

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 Brown County

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

Most recent recorded events

Latest 8 of 121 recorded events · data through April 2026
Date	Size	Comparable to
April 13, 2026	1.25″	Half dollar
April 13, 2026	1.0″	Quarter
April 13, 2026	0.88″	Nickel
April 13, 2026	1.0″	Quarter
March 31, 2026	0.88″	Nickel
March 30, 2026	1.75″	Golf ball
March 30, 2026	1.0″	Quarter
March 30, 2026	1.0″	Quarter

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

From the storm reports

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

April 13, 2026 · 1.0″ (quarter)

Quarter size hail fell in Green Bay.

September 7, 2021 · 2.5″ (tennis ball)

Tennis ball size hail fell in Wrightstown. The time of this event is an estimate based on radar data.

July 30, 2012 · 2.5″ (tennis ball)

Hail reached the size of tennis balls west of Green Bay in the village of Howard. Several homes and cars sustained minor damage from the large hail.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
3	3	4	6	12	26	38	29

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 Brown County

Has it ever hailed in Brown County?

Yes — 121 hail events have been recorded for Brown County, WI in the NOAA Storm Events Database since 1956, including 67 of 1″ (quarter size) or larger.

When did it last hail in Brown County?

The most recent recorded hail event for Brown County, WI is April 13, 2026, with 1.25″ (half dollar) 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 Brown County?

3.0″ (tea cup), recorded on July 1, 1956. 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 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.