Hail history for Cass County, Illinois
Every NOAA hail report filed in Cass County since 1966, with preliminary National Weather Service reports to November 3, 2026.
Readout · Cass County
- Last hail
- May 4, 2026
- 0.88 in, nickel size
- Hail days, last 5 years
- 3
- since Nov 3, 2021 · 3 reports
- Largest ever
- 2.75 in
- baseball · May 5, 1977
57 reports on 47 days since 1966 · #81 of 103 Illinois counties
Hail map · Cass County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Cass County is from May 4, 2026. A local roofer can check and document it at no cost.
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What the record says about Cass County
The latest hail report in Cass County is from May 4, 2026, 0.88 in (nickel size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 1.00 in on July 14, 2023.
Over the 20 years 2006–2025, Cass County logged 33 reports on 26 hail days, about 1.6 reports a year. That is 37% less than the median Illinois county (2.6 a year) and ranks #81 of 103 Illinois counties for all-time reports. Cass County holds 0% 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 2.75 in (baseball) on May 5, 1977.
Reports were down 17% in 2016–2025 (15) compared with 2006–2015 (18). The busiest year was 2019, with 5 reports on 3 days. Hail here peaks in May (30% of reports); 58% fall between April and June.
Reports a year 2006–2025 average
- Cass County 1.6
- Median Illinois county 2.6
Hail days 2006–2025
- Cass County 26
- Median Illinois county 34
Share 2 in or larger of sized reports
- Cass 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 | 1 | 2 | ||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 1 | 1 | |||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 3 | 3 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 1 | 3 | 1 | 5 | |||||||||
| 2018 | 2 | 2 | |||||||||||
| 2017 | 1 | 1 | 1 | 3 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| May 4, 2026 | 1 | 0.88 in | — |
| Mar 15, 2026 | 1 | 0.88 in | — |
| Jul 14, 2023 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| May 5, 1977 | 2.75 inbaseball | — | — | 18:35 local · NCEI |
| Jun 10, 2018 | 2.50 intennis ball | 1.6 SW Bluff Spgs | $100K | 15:49 local · NCEI |
| Mar 21, 1966 | 2.00 inhen egg | — | — | 12:15 local · NCEI |
| Jun 10, 2018 | 1.75 ingolf ball | Beardstown | — | 15:42 local · NCEI |
| Feb 27, 2011 | 1.75 ingolf ball | Beardstown | $10K | 20:40 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 25 44%
- 1–2 in 29 51%
- 2 in + 3 5%
Most recent reports
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| May 4, 2026 | 0.88 innickel | 4.25 WSW Virginia | — | 21:53 local · NCEI |
| Mar 15, 2026 | 0.88 innickel | 0.69 S Beardstown | — | 06:55 local · NCEI |
| Jul 14, 2023 | 1.00 inquarter | 1.73 ENE Beardstown | — | 16:10 local · NCEI |
| May 3, 2021 | 1.00 inquarter | 4 WSW Newmansville | — | 16:15 local · NCEI |
| May 3, 2021 | 1.50 inping pong ball | Virginia | — | 16:04 local · NCEI |
| May 3, 2021 | 1.50 inping pong ball | 3 SSE Bluff Spgs | — | 15:55 local · NCEI |
| Jul 17, 2019 | 1.00 inquarter | Beardstown | — | 15:32 local · NCEI |
| Jun 5, 2019 | 1.00 inquarter | 3 W Ashland | — | 14:35 local · NCEI |
| Jun 5, 2019 | 0.88 innickel | 1.73 WNW Ashland | — | 14:32 local · NCEI |
| Jun 5, 2019 | 0.88 innickel | Beardstown | — | 13:51 local · NCEI |
| May 25, 2019 | 0.75 inpenny | Beardstown | — | 22:18 local · NCEI |
| Jun 10, 2018 | 2.50 intennis ball | 1.6 SW Bluff Spgs | $100K | 15:49 local · NCEI |
Cities and towns in Cass County
| Place | Reports | Largest |
|---|---|---|
| Beardstown | 23 | 1.75 in |
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 |
|---|---|---|---|
| Ashland | 6 | 6 | Mar 31, 2023 |
| Virginia | 5 | 5 | May 3, 2021 |
| Arenzville | 3 | 3 | Sep 2, 2010 |
Questions about hail in Cass County
How often does it hail in Cass County, Illinois?
57 hail reports have been logged in Cass County since 1966. Over the 20 years 2006–2025 that averages 1.6 reports a year. That ranks #81 of 103 Illinois counties by number of reports.
When is hail season in Cass County?
Most reports come in May, June, March. May alone accounts for 30% of all reports.
What is the largest hail recorded in Cass County?
2.75 in (baseball size) on May 5, 1977. 5% of reports here were 2 inches or larger.
When did it last hail in Cass County?
The most recent report in this data is from May 4, 2026 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Cass County had in the last five years?
3 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was May 4, 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.