Hail history for Cassville, Wisconsin
NOAA hail reports in and within about 5 km (3 miles) of Cassville since 1974, with preliminary reports to November 3, 2026.
Readout · Cassville
- Last hail
- May 7, 2024
- 0.88 in, nickel size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 1 report
- Largest ever
- 2.00 in
- hen egg · Apr 13, 2006
12 reports on 9 days since 1974 · #181 of 271 Wisconsin places
Hail map · Cassville
- 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 Cassville
The latest hail report in and around Cassville is from May 7, 2024, 0.88 in (nickel size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 0.88 in on May 7, 2024.
Over the 20 years 2006–2025, Cassville logged 9 reports on 6 hail days, about 0.5 reports a year. That is about the same as the median Wisconsin town on this site (0.5 a year) and ranks #181 of 271 Wisconsin cities and towns on this site for all-time reports. Cassville accounts for 5% of the 255 reports filed in Grant County.
8% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Wisconsin town on this site. The largest hail on record here is 2.00 in (hen egg) on April 13, 2006 near Cassville.
Reports were down 20% in 2016–2025 (4) compared with 2006–2015 (5). The busiest year was 2017, with 3 reports on 2 days. Hail here peaks in April (33% of reports); 58% fall between April and June.
Reports a year 2006–2025 average
- Cassville 0.5
- Grant County 7.2
- Median Wisconsin town on this site 0.5
Hail days 2006–2025
- Cassville 6
- Grant County 54
- Median Wisconsin town on this site 7
Share 2 in or larger of sized reports
- Cassville 8%
- Grant County 7%
- Median Wisconsin town on this site 6%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 2 | 3 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| May 7, 2024 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Apr 13, 2006 | 2.00 inhen egg | Cassville | Grant | $3K | 19:26 local · NCEI |
| Jun 17, 1978 | 1.75 ingolf ball | — | Grant | — | 19:00 local · NCEI |
| Jul 21, 2017 | 1.25 inhalf dollar | 2.13 NNE Cassville Muni Arpt | Grant | — | 16:16 local · NCEI |
| Apr 13, 2006 | 1.00 inquarter | Cassville | Grant | $750 | 19:15 local · NCEI |
| Apr 13, 2006 | 1.00 inquarter | Cassville | Grant | $800 | 19:04 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 6 50%
- 1–2 in 5 42%
- 2 in + 1 8%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| May 7, 2024 | 0.88 innickel | 0.51 E Cassville | Grant | — | 16:25 local · NCEI |
| Jul 21, 2017 | 0.75 inpenny | 1.02 E Cassville Muni Arpt | Grant | — | 16:17 local · NCEI |
| Jul 21, 2017 | 1.25 inhalf dollar | 2.13 NNE Cassville Muni Arpt | Grant | — | 16:16 local · NCEI |
| Mar 23, 2017 | 0.75 inpenny | 0.51 E Cassville | Grant | — | 15:42 local · NCEI |
| Apr 9, 2015 | 0.75 inpenny | 0.51 E Cassville | Grant | — | 16:42 local · NCEI |
| Jul 17, 2007 | 0.88 innickel | 3 NW Cassville | Grant | — | 22:56 local · NCEI |
| Apr 13, 2006 | 2.00 inhen egg | Cassville | Grant | $3K | 19:26 local · NCEI |
| Apr 13, 2006 | 1.00 inquarter | Cassville | Grant | $750 | 19:15 local · NCEI |
| Apr 13, 2006 | 1.00 inquarter | Cassville | Grant | $800 | 19:04 local · NCEI |
| May 10, 2001 | 0.75 inpenny | Cassville | Grant | — | 18:10 local · NCEI |
| Jun 17, 1978 | 1.75 ingolf ball | — | Grant | — | 19:00 local · NCEI |
| Aug 12, 1974 | 1.00 inquarter | — | — | — | 16:30 local · NCEI |
Hail history near Cassville
- Lancaster 27 km · 21
- Prairie du Chien 38 km · 16
- Fennimore 41 km · 17
- Wauzeka 42 km · 11
- Platteville 43 km · 29
- Hazel Green 50 km · 15
- Benton 52 km · 10
- Boscobel 53 km · 10
Questions about hail in Cassville
How often does it hail in Cassville, Wisconsin?
12 hail reports have been logged in and within about 5 km (3 miles) of Cassville since 1974. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #181 of 271 Wisconsin places by number of reports.
When is hail season in Cassville?
Most reports come in April, July, May. April alone accounts for 33% of all reports.
What is the largest hail recorded in Cassville?
2.00 in (hen egg size) on April 13, 2006 near Cassville. 8% of reports here were 2 inches or larger.
When did it last hail in Cassville?
The most recent report in this data is from May 7, 2024 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Cassville had in the last five years?
1 separate days with hail reports since November 3, 2021, adding up to 1 reports. The most recent was May 7, 2024.
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.