Hail history for Jackson County, Wisconsin
Every NOAA hail report filed in Jackson County since 1962, with preliminary National Weather Service reports to November 3, 2026.
Readout · Jackson County
- Last hail
- Jun 5, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 6
- since Nov 3, 2021 · 14 reports
- Largest ever
- 2.50 in
- tennis ball · Apr 14, 2026
125 reports on 70 days since 1962 · #34 of 73 Wisconsin counties
Hail map · Jackson 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 Jackson County is from June 5, 2026. A local roofer can check and document it at no cost.
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What the record says about Jackson County
The latest hail report in Jackson County is from June 5, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 6 separate hail days; the biggest stones in that time were 2.50 in on April 14, 2026.
Over the 20 years 2006–2025, Jackson County logged 72 reports on 30 hail days, about 3.6 reports a year. That is about the same as the median Wisconsin county (3.5 a year) and ranks #34 of 73 Wisconsin counties for all-time reports. Jackson County holds 1% of all 9,358 hail reports in Wisconsin.
4% 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 2.50 in (tennis ball) on April 14, 2026 near 0.85 SE Millston.
Reports were down 59% in 2016–2025 (21) compared with 2006–2015 (51). The busiest year was 2006, with 21 reports on 4 days. Hail here peaks in June (22% of reports); 53% fall between April and June.
Reports a year 2006–2025 average
- Jackson County 3.6
- Median Wisconsin county 3.5
Hail days 2006–2025
- Jackson County 30
- Median Wisconsin county 37
Share 2 in or larger of sized reports
- Jackson County 4%
- Median Wisconsin county 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 5 | 2 | 1 | 8 | |||||||||
| 2025 | 2 | 2 | |||||||||||
| 2024 | 4 | 4 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 1 | 1 | 2 | ||||||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 1 | 1 | |||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 3 | 1 | 5 | 9 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jun 5, 2026 | 1 | 1.00 in | — |
| May 27, 2026 | 2 | 1.00 in | — |
| Apr 14, 2026 | 1 | 2.50 in | — |
| Apr 13, 2026 | 4 | 1.75 in | — |
| May 15, 2025 | 2 | 1.75 in | — |
| May 18, 2024 | 4 | 1.50 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Apr 14, 2026 | 2.50 intennis ball | 0.85 SE Millston | $325K | 16:47 local · NCEI |
| Jul 13, 2015 | 2.50 intennis ball | 2.09 WNW Levis | $5K | 16:53 local · NCEI |
| Oct 3, 2006 | 2.50 intennis ball | Northfield | $50K | 20:10 local · NCEI |
| Aug 23, 2006 | 2.00 inhen egg | 14 E Millston | $75K | 18:35 local · NCEI |
| Aug 23, 2006 | 2.00 inhen egg | 14 E Millston | $50K | 16:35 local · NCEI |
Size of every report
- Under 1 in 52 42%
- 1–2 in 68 54%
- 2 in + 5 4%
Most recent reports
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Jun 5, 2026 | 1.00 inquarter | 6.11 ENE Millston | — | 18:33 local · NCEI |
| May 27, 2026 | 1.00 inquarter | 1.64 ESE Vaudreuil | — | 19:02 local · NCEI |
| May 27, 2026 | 1.00 inquarter | 1.47 NNE Vaudreuil | — | 17:58 local · NCEI |
| Apr 14, 2026 | 2.50 intennis ball | 0.85 SE Millston | $325K | 16:47 local · NCEI |
| Apr 13, 2026 | 0.88 innickel | 1.48 E Vaudreuil | — | 19:09 local · NCEI |
| Apr 13, 2026 | 0.75 inpenny | 0.85 SE Schlerville | — | 19:00 local · NCEI |
| Apr 13, 2026 | 1.75 ingolf ball | 1.47 SSE Price | $15K | 18:22 local · NCEI |
| Apr 13, 2026 | 1.75 ingolf ball | 2.46 E Price | $17K | 17:50 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 0.85 NE Alma Center | — | 15:10 local · NCEI |
| May 15, 2025 | 1.75 ingolf ball | 1.63 ESE North Branch | $13K | 15:08 local · NCEI |
| May 18, 2024 | 0.75 inpenny | 0.69 N Alma Center | — | 15:43 local · NCEI |
| May 18, 2024 | 0.88 innickel | 1.48 E Vaudreuil | — | 15:42 local · NCEI |
Cities and towns in Jackson County
| Place | Reports | Largest |
|---|---|---|
| Black River Falls | 17 | 1.75 in |
| Merrillan | 13 | 1.75 in |
| Taylor | 12 | 1.75 in |
| Melrose | 10 | 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 |
|---|---|---|---|
| Alma Center | 8 | 6 | May 15, 2025 |
| Hatfield | 7 | 7 | May 18, 2024 |
| Hixton | 5 | 5 | Apr 13, 2026 |
| Millston | 4 | 4 | Apr 14, 2026 |
Questions about hail in Jackson County
How often does it hail in Jackson County, Wisconsin?
125 hail reports have been logged in Jackson County since 1962. Over the 20 years 2006–2025 that averages 3.6 reports a year. That ranks #34 of 73 Wisconsin counties by number of reports.
When is hail season in Jackson County?
Most reports come in June, August, May. June alone accounts for 22% of all reports.
What is the largest hail recorded in Jackson County?
2.50 in (tennis ball size) on April 14, 2026 near 0.85 SE Millston. 4% of reports here were 2 inches or larger.
When did it last hail in Jackson County?
The most recent report in this data is from June 5, 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 Jackson County had in the last five years?
6 separate days with hail reports since November 3, 2021, adding up to 14 reports. The most recent was June 5, 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.