Hail history for Iowa County, Wisconsin
Every NOAA hail report filed in Iowa County since 1955, with preliminary National Weather Service reports to November 3, 2026.
Readout · Iowa County
- Last hail
- Apr 17, 2026
- 0.75 in, penny size
- Hail days, last 5 years
- 10
- since Nov 3, 2021 · 26 reports
- Largest ever
- 4.00 in
- grapefruit · Apr 13, 2006
102 reports on 65 days since 1955 · #47 of 73 Wisconsin counties
Hail map · Iowa 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 Iowa County
The latest hail report in Iowa County is from April 17, 2026, 0.75 in (penny size). Since November 3, 2021 there have been 10 separate hail days; the biggest stones in that time were 2.00 in on April 14, 2026.
Over the 20 years 2006–2025, Iowa County logged 52 reports on 26 hail days, about 2.6 reports a year. That is 26% less than the median Wisconsin county (3.5 a year) and ranks #47 of 73 Wisconsin counties for all-time reports. Iowa County holds 1% of all 9,358 hail reports in Wisconsin.
14% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median Wisconsin county. The largest hail on record here is 4.00 in (grapefruit) on April 13, 2006 near 2 E Rewey.
Reports held about level in 2016–2025 (26) compared with 2006–2015 (26). The busiest year was 2026, with 9 reports on 2 days. Hail here peaks in April (26% of reports); 69% fall between April and June.
Reports a year 2006–2025 average
- Iowa County 2.6
- Median Wisconsin county 3.5
Hail days 2006–2025
- Iowa County 26
- Median Wisconsin county 37
Share 2 in or larger of sized reports
- Iowa County 14%
- Median Wisconsin county 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 9 | 9 | |||||||||||
| 2025 | 6 | 1 | 7 | ||||||||||
| 2024 | 6 | 1 | 7 | ||||||||||
| 2023 | 1 | 1 | 2 | ||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 1 | 1 | 2 | 4 | |||||||||
| 2017 | 1 | 3 | 4 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Apr 17, 2026 | 2 | 1.00 in | — |
| Apr 14, 2026 | 7 | 2.00 in | — |
| Sep 22, 2025 | 1 | 2.00 in | — |
| Apr 18, 2025 | 6 | 1.50 in | — |
| Sep 21, 2024 | 1 | 1.00 in | — |
| May 21, 2024 | 4 | 1.75 in | — |
| May 7, 2024 | 2 | 1.00 in | — |
| Oct 23, 2023 | 1 | 1.00 in | — |
| Apr 4, 2023 | 1 | 1.50 in | — |
| Sep 20, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Apr 13, 2006 | 4.00 ingrapefruit | 2 E Rewey | $4.4 million | 19:45 local · NCEI |
| Apr 13, 2006 | 3.50 inteacup | Mineral Pt | $4.4 million | 19:53 local · NCEI |
| Apr 13, 2006 | 3.00 inteacup | 5 SW Ridgeway | $4.4 million | 20:05 local · NCEI |
| Aug 7, 2021 | 2.50 intennis ball | 2.13 NNW Highland | $20K | 16:09 local · NCEI |
| Jun 8, 2011 | 2.50 intennis ball | 7 N Highland | — | 17:13 local · NCEI |
Size of every report
- Under 1 in 29 28%
- 1–2 in 59 58%
- 2 in + 14 14%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Apr 17, 2026 | 0.75 inpenny | 0.51 E Dodgeville | 15:10 local · NCEI |
| Apr 17, 2026 | 1.00 inquarter | 0.69 S Dodgeville | 15:07 local · NCEI |
| Apr 14, 2026 | 1.75 ingolf ball | Cobb | 16:40 local · NCEI |
| Apr 14, 2026 | 2.00 inhen egg | 4.27 NNW Blue Mound State Park | 15:29 local · NCEI |
| Apr 14, 2026 | 1.00 inquarter | 0.86 SE Barneveld | 15:20 local · NCEI |
| Apr 14, 2026 | 1.50 inping pong ball | 1.52 W Barneveld | 15:18 local · NCEI |
| Apr 14, 2026 | 1.00 inquarter | Barneveld | 15:17 local · NCEI |
| Apr 14, 2026 | 1.00 inquarter | 0.86 NE Ridgeway | 15:14 local · NCEI |
| Apr 14, 2026 | 1.00 inquarter | 2.94 NNE Mineral Pt | 14:52 local · NCEI |
| Sep 22, 2025 | 2.00 inhen egg | 2.57 SW Montfort Jct | 17:13 local · NCEI |
| Apr 18, 2025 | 1.25 inhalf dollar | 2.14 ESE Dodgeville | 06:13 local · NCEI |
| Apr 18, 2025 | 1.50 inping pong ball | 0.69 N Hollandale | 05:18 local · NCEI |
Cities and towns in Iowa County
| Place | Reports | Largest |
|---|---|---|
| Dodgeville | 20 | 3.00 in |
| Mineral Point | 11 | 3.50 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 |
|---|---|---|---|
| Lone Rock | 9 | 9 | May 15, 2025 |
| Rewey | 8 | 6 | Jul 11, 2017 |
| Barneveld | 7 | 5 | Apr 14, 2026 |
| Arena | 6 | 6 | Jul 9, 2017 |
| Ridgeway | 6 | 5 | Apr 14, 2026 |
| Avoca | 4 | 1 | Jun 8, 2011 |
| Cobb | 4 | 4 | Apr 14, 2026 |
| Hollandale | 3 | 2 | Apr 18, 2025 |
| Blanchardville | 2 | 2 | Sep 20, 2022 |
| Highland | 2 | 2 | Aug 7, 2021 |
| Linden | 2 | 2 | Jul 11, 2017 |
Questions about hail in Iowa County
How often does it hail in Iowa County, Wisconsin?
102 hail reports have been logged in Iowa County since 1955. Over the 20 years 2006–2025 that averages 2.6 reports a year. That ranks #47 of 73 Wisconsin counties by number of reports.
When is hail season in Iowa County?
Most reports come in April, May, June. April alone accounts for 26% of all reports.
What is the largest hail recorded in Iowa County?
4.00 in (grapefruit size) on April 13, 2006 near 2 E Rewey. 14% of reports here were 2 inches or larger.
When did it last hail in Iowa County?
The most recent report in this data is from April 17, 2026 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Iowa County had in the last five years?
10 separate days with hail reports since November 3, 2021, adding up to 26 reports. The most recent was April 17, 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.