Hail history for McKean County, PA

McKean County has 58 recorded hail events in the NOAA Storm Events Database — 34 of them 1″ or larger and 4 at 2″ or larger. The largest on record: 3.0″ (tea cup) on July 20, 1967.

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 58 since 1967

1″ or larger 34 NWS severe threshold

2″ or larger 4 hen egg class and up

Largest recorded 3.0″ tea cup · July 20, 1967

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 McKean County

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

Most recent recorded events

Latest 8 of 58 recorded events · data through April 2026
Date	Size	Comparable to
May 2, 2025	1.0″	Quarter
June 26, 2024	1.0″	Quarter
June 19, 2024	0.88″	Nickel
July 23, 2022	0.88″	Nickel
July 7, 2021	1.0″	Quarter
July 7, 2021	1.0″	Quarter
June 13, 2021	1.0″	Quarter
August 15, 2019	1.0″	Quarter

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

From the storm reports

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

May 2, 2025 · 1.0″ (quarter)

A severe thunderstorm produced quarter-sized hail in Bradford.

July 7, 2012 · 1.75″ (golf ball)

Golf ball size hail reported in Turtlepoint.

June 7, 1999 · 2.0″ (hen egg)

Large hail fell and trees were blown down on Route 46. One tree fell on a barn and knocked it down.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	1	4	4	15	11	16	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 McKean County

Has it ever hailed in McKean County?

Yes — 58 hail events have been recorded for McKean County, PA in the NOAA Storm Events Database since 1967, including 34 of 1″ (quarter size) or larger.

When did it last hail in McKean County?

The most recent recorded hail event for McKean County, PA is May 2, 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 McKean County?

3.0″ (tea cup), recorded on July 20, 1967. 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 Pennsylvania hail history

All 67 Pennsylvania 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.