Hail history for Chelan County, WA

Chelan County has 22 recorded hail events in the NOAA Storm Events Database — 13 of them 1″ or larger and 1 at 2″ or larger. The largest on record: 2.0″ (hen egg) on July 9, 1995.

Records 1950–present Data through April 2026 Peak month July

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 22 since 1963

1″ or larger 13 NWS severe threshold

2″ or larger 1 hen egg class and up

Largest recorded 2.0″ hen egg · July 9, 1995

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 Chelan County

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

Most recent recorded events

Latest 8 of 22 recorded events · data through April 2026
Date	Size	Comparable to
May 20, 2023	1.0″	Quarter
May 29, 2015	1.25″	Half dollar
May 29, 2015	0.75″	Penny
May 29, 2015	0.75″	Penny
May 29, 2015	1.0″	Quarter
July 31, 2010	0.75″	Penny
July 5, 2006	1.0″	Quarter
July 5, 2006	0.75″	Penny

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

From the storm reports

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

May 20, 2023 · 1.0″ (quarter)

Report observed while hiking around the Leavenworth area.

May 29, 2015 · 1.25″ (half dollar)

Report of 1.25 inch hail 22 miles northwest of Entiat, WA.

July 9, 1995 · 2.0″ (hen egg)

Damage estimates for this county were unavailable.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	1	2	0	8	5	5	1

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 Chelan County

Has it ever hailed in Chelan County?

Yes — 22 hail events have been recorded for Chelan County, WA in the NOAA Storm Events Database since 1963, including 13 of 1″ (quarter size) or larger.

When did it last hail in Chelan County?

The most recent recorded hail event for Chelan County, WA is May 20, 2023, 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 Chelan County?

2.0″ (hen egg), recorded on July 9, 1995. 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 Washington hail history

All 39 Washington 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.