Hail history for Grayson County, TX

Grayson County has 482 recorded hail events in the NOAA Storm Events Database — 318 of them 1″ or larger and 49 at 2″ or larger. The largest on record: 4.5″ (grapefruit) on April 21, 1996.

Records 1950–present Data through April 2026 Peak month April

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 482 since 1955

1″ or larger 318 NWS severe threshold

2″ or larger 49 hen egg class and up

Largest recorded 4.5″ grapefruit · April 21, 1996

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 Grayson County

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

Most recent recorded events

Latest 8 of 482 recorded events · data through April 2026
Date	Size	Comparable to
April 26, 2026	1.75″	Golf ball
April 26, 2026	2.0″	Hen egg
April 26, 2026	1.5″	Ping-pong ball
April 26, 2026	1.75″	Golf ball
April 26, 2026	3.5″	Softball
April 26, 2026	1.0″	Quarter
April 26, 2026	1.0″	Quarter
April 26, 2026	1.0″	Quarter

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

From the storm reports

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

April 26, 2026 · 3.5″ (softball)

Emergency manager reported 3.5 inch hail at the intersection of Marlow Road and Rochelle Canyon road.

April 26, 2026 · 1.0″ (quarter)

Emergency manager reported quarter sized hail in downtown Pottsboro.

April 28, 2006 · 3.0″ (tea cup)

Baseball to teacup-size hail reported.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
10	6	9	34	104	65	111	143

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 Grayson County

Has it ever hailed in Grayson County?

Yes — 482 hail events have been recorded for Grayson County, TX in the NOAA Storm Events Database since 1955, including 318 of 1″ (quarter size) or larger.

When did it last hail in Grayson County?

The most recent recorded hail event for Grayson County, TX is April 26, 2026, with 1.75″ (golf ball) 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 Grayson County?

4.5″ (grapefruit), recorded on April 21, 1996. 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 Texas hail history

All 254 Texas 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.