Hail history for Mackinac County, MI

Mackinac County has 18 recorded hail events in the NOAA Storm Events Database — 5 of them 1″ or larger. The largest on record: 1.75″ (golf ball) on May 20, 2022.

Records 1950–present Data through April 2026 Peak month August

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 18 since 1979

1″ or larger 5 NWS severe threshold

2″ or larger 0 hen egg class and up

Largest recorded 1.75″ golf ball · May 20, 2022

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 Mackinac County

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

Most recent recorded events

Latest 8 of 18 recorded events · data through April 2026
Date	Size	Comparable to
March 14, 2025	0.8″	Penny
May 20, 2022	1.75″	Golf ball
October 17, 2016	0.88″	Nickel
July 17, 2016	1.0″	Quarter
September 2, 2014	1.0″	Quarter
July 31, 2013	0.88″	Nickel
August 5, 2008	1.0″	Quarter
August 5, 2008	0.75″	Penny

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

From the storm reports

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

March 14, 2025 · 0.8″ (penny)

Report of nickel size hail 7.5 miles WNW of Hessel in eastern Mackinac county.

May 20, 2022 · 1.75″ (golf ball)

Golf ball sized hail in Hessel. Time estimated by radar.

July 17, 2006 · 0.88″ (nickel)

Nickel sized hail on Bois Blanc Island.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	0	1	0	2	9	4	2

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 Mackinac County

Has it ever hailed in Mackinac County?

Yes — 18 hail events have been recorded for Mackinac County, MI in the NOAA Storm Events Database since 1979, including 5 of 1″ (quarter size) or larger.

When did it last hail in Mackinac County?

The most recent recorded hail event for Mackinac County, MI is March 14, 2025, with 0.8″ (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 Mackinac County?

1.75″ (golf ball), recorded on May 20, 2022. 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 Michigan hail history

All 83 Michigan 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.