HailHistory › Hail by county › California › Glenn County
California · county FIPS 06021
Hail history for Glenn County, CA
Glenn County has 8 recorded hail events in the NOAA Storm Events Database — 3 of them 1″ or larger. The largest on record: 1.25″ (half dollar) on March 4, 2009.
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.
Most recent recorded events
| Date | Size | Comparable to |
|---|---|---|
| 0.88″ | Nickel | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 0.75″ | Penny | |
| 0.88″ | Nickel | |
| 1.25″ | Half dollar | |
| 0.75″ | Penny | |
| 0.01″ | Pea |
Looking for a specific storm? Use the did-it-hail date lookup for Glenn County.
From the storm reports
Narratives as filed with the NOAA Storm Events Database (public records; lightly trimmed for length).
· 0.88″ (nickel)
The public reported hail, measured at 0.88 inches, associated with a thunderstorm.
· 1.0″ (quarter)
There was 1 inch hail reported along Highway 45 just south of County Road 26, reported via Twitter.
· 1.25″ (half dollar)
Hail covered the roads and a grain field was flattened by at least penny-size hail. The hills were whitened by hail. In addition, there were 0.57 inches of rain in Artois in one hour. An NWS employee on a storm survey the next day measured hail to 1.25 inches in diameter, with depths of the hail exceeding 6 inches.
Events by decade
| 1950s | 1960s | 1970s | 1980s | 1990s | 2000s | 2010s | 2020s |
|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 5 | 0 | 3 |
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 Glenn County
Has it ever hailed in Glenn County?
Yes — 8 hail events have been recorded for Glenn County, CA in the NOAA Storm Events Database since 2005, including 3 of 1″ (quarter size) or larger.
When did it last hail in Glenn County?
The most recent recorded hail event for Glenn County, CA is March 23, 2023, with 0.88″ (nickel) 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 Glenn County?
1.25″ (half dollar), recorded on March 4, 2009. 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 California hail history
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.