Hail history for Clay County, Illinois
Every NOAA hail report filed in Clay County since 1984, with preliminary National Weather Service reports to November 3, 2026.
Readout · Clay County
- Last hail
- Jun 21, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 6
- since Nov 3, 2021 · 8 reports
- Largest ever
- 3.50 in
- teacup · Apr 24, 2002
85 reports on 65 days since 1984 · #56 of 103 Illinois counties
Hail map · Clay County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Clay County
The latest hail report in Clay County is from June 21, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 6 separate hail days; the biggest stones in that time were 1.50 in on May 4, 2026.
Over the 20 years 2006–2025, Clay County logged 43 reports on 29 hail days, about 2.1 reports a year. That is 17% less than the median Illinois county (2.6 a year) and ranks #56 of 103 Illinois counties for all-time reports. Clay County holds 1% of all 12,418 hail reports in Illinois.
5% of reports with a size were 2 inches (hen egg) or larger, against 5% for the median Illinois county. The largest hail on record here is 3.50 in (teacup) on April 24, 2002 near 2 W Flora.
Reports were down 21% in 2016–2025 (19) compared with 2006–2015 (24). The busiest year was 2012, with 11 reports on 4 days. Hail here peaks in May (31% of reports); 71% fall between April and June.
Reports a year 2006–2025 average
- Clay County 2.1
- Median Illinois county 2.6
Hail days 2006–2025
- Clay County 29
- Median Illinois county 34
Share 2 in or larger of sized reports
- Clay County 5%
- Median Illinois county 5%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 3 | 1 | 5 | |||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 1 | 1 | 2 | ||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 2 | 2 | |||||||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 1 | 1 | 1 | 3 | |||||||||
| 2018 | 4 | 4 | |||||||||||
| 2017 | 3 | 1 | 4 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jun 21, 2026 | 1 | 1.00 in | — |
| May 4, 2026 | 3 | 1.50 in | — |
| Mar 22, 2026 | 1 | 0.75 in | — |
| May 26, 2024 | 1 | 1.00 in | — |
| Jun 29, 2023 | 1 | 0.88 in | — |
| Mar 23, 2023 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Apr 24, 2002 | 3.50 inteacup | 2 W Flora | 14:45 local · NCEI |
| May 3, 1996 | 2.75 inbaseball | 5 S Xenia | 17:50 local · NCEI |
| May 25, 1989 | 2.75 inbaseball | — | 14:00 local · NCEI |
| Sep 19, 1986 | 2.75 inbaseball | — | 16:15 local · NCEI |
| Jun 11, 2018 | 1.75 ingolf ball | 2.97 SSW Camp Travis | 18:10 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 35 41%
- 1–2 in 46 54%
- 2 in + 4 5%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jun 21, 2026 | 1.00 inquarter | Xenia | 17:08 local · NCEI |
| May 4, 2026 | 1.50 inping pong ball | Bible Grove | 19:57 local · NCEI |
| May 4, 2026 | 1.25 inhalf dollar | 3.4 NW Hoosier | 19:52 local · NCEI |
| May 4, 2026 | 1.00 inquarter | 1.75 SW Hord | 19:43 local · NCEI |
| Mar 22, 2026 | 0.75 inpenny | 0.54 W Flora | 19:25 local · NCEI |
| May 26, 2024 | 1.00 inquarter | 1 W Louisville | 18:48 local · NCEI |
| Jun 29, 2023 | 0.88 innickel | 2 SSE Clay City | 17:34 local · NCEI |
| Mar 23, 2023 | 1.00 inquarter | Flora | 07:55 local · NCEI |
| May 9, 2021 | 0.88 innickel | 0.54 W Flora | 05:15 local · NCEI |
| May 6, 2021 | 1.00 inquarter | 2.88 ENE Xenia | 12:24 local · NCEI |
| Aug 10, 2020 | 0.75 inpenny | 1 NW Xenia | 17:47 local · NCEI |
| Aug 6, 2019 | 0.88 innickel | Xenia | 13:40 local · NCEI |
Cities and towns in Clay County
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Louisville | 8 | 7 | May 26, 2024 |
| Iola | 5 | 4 | Apr 28, 2012 |
| Sailor Springs | 3 | 3 | Jun 1, 2018 |
Questions about hail in Clay County
How often does it hail in Clay County, Illinois?
85 hail reports have been logged in Clay County since 1984. Over the 20 years 2006–2025 that averages 2.1 reports a year. That ranks #56 of 103 Illinois counties by number of reports.
When is hail season in Clay County?
Most reports come in May, April, June. May alone accounts for 31% of all reports.
What is the largest hail recorded in Clay County?
3.50 in (teacup size) on April 24, 2002 near 2 W Flora. 5% of reports here were 2 inches or larger.
When did it last hail in Clay County?
The most recent report in this data is from June 21, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Clay County had in the last five years?
6 separate days with hail reports since November 3, 2021, adding up to 8 reports. The most recent was June 21, 2026.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.