Hail history for Traill County, ND

Traill County has 150 recorded hail events in the NOAA Storm Events Database — 96 of them 1″ or larger and 7 at 2″ or larger. The largest on record: 2.75″ (baseball) on July 21, 1987.

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 150 since 1957

1″ or larger 96 NWS severe threshold

2″ or larger 7 hen egg class and up

Largest recorded 2.75″ baseball · July 21, 1987

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 Traill County

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

Most recent recorded events

Latest 8 of 150 recorded events · data through April 2026
Date	Size	Comparable to
June 24, 2023	1.0″	Quarter
June 24, 2023	1.0″	Quarter
July 15, 2022	2.0″	Hen egg
April 23, 2022	1.0″	Quarter
July 19, 2021	1.0″	Quarter
June 7, 2021	1.0″	Quarter
June 7, 2021	0.75″	Penny
June 7, 2021	1.0″	Quarter

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

From the storm reports

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

June 24, 2023 · 1.0″ (quarter)

Quarter-sized hail reported in Mayville.

June 5, 2018 · 1.75″ (golf ball)

The large hail damaged the siding and windows on several homes.

July 15, 2007 · 2.0″ (hen egg)

The Traill County Sheriff reported driving rain and large hail just west of Interstate 29 near Hillsboro. Strong wind gusts also uprooted a few trees and blew a door off a grain elevator. Crop damage also occurred across portions of Norway, Bloomfield, and Hillsboro Townships.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
1	1	3	7	12	63	52	11

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 Traill County

Has it ever hailed in Traill County?

Yes — 150 hail events have been recorded for Traill County, ND in the NOAA Storm Events Database since 1957, including 96 of 1″ (quarter size) or larger.

When did it last hail in Traill County?

The most recent recorded hail event for Traill County, ND is June 24, 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 Traill County?

2.75″ (baseball), recorded on July 21, 1987. 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 North Dakota hail history

All 53 North Dakota 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.