Hail history for Trempealeau County, Wisconsin
Every NOAA hail report filed in Trempealeau County since 1963, with preliminary National Weather Service reports to November 3, 2026.
Readout · Trempealeau County
- Last hail
- Jun 30, 2026
- 1.75 in, golf ball size
- Hail days, last 5 years
- 12
- since Nov 3, 2021 · 26 reports
- Largest ever
- 3.50 in
- teacup · Jul 6, 2017
207 reports on 104 days since 1963 · #7 of 73 Wisconsin counties
Hail map · Trempealeau County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Concerned about your roof after hail?
Send a request to Moxisync Labs for review. The latest hail report in Trempealeau County is from June 30, 2026. We’re building local roofer coverage. Submitting a request does not guarantee a quote or book an inspection.
Phone line opening soon
What the record says about Trempealeau County
The latest hail report in Trempealeau County is from June 30, 2026, 1.75 in (golf ball size). Since November 3, 2021 there have been 12 separate hail days; the biggest stones in that time were 3.00 in on July 28, 2023.
Over the 20 years 2006–2025, Trempealeau County logged 130 reports on 54 hail days, about 6.5 reports a year. That is 86% more than the median Wisconsin county (3.5 a year) and ranks #7 of 73 Wisconsin counties for all-time reports. Trempealeau County holds 2% of all 9,358 hail reports in Wisconsin.
9% 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 3.50 in (teacup) on July 6, 2017 near 1.38 N Trempealeau.
Reports were down 19% in 2016–2025 (58) compared with 2006–2015 (72). The busiest year was 2017, with 20 reports on 4 days. Hail here peaks in June (31% of reports); 59% fall between April and June.
Reports a year 2006–2025 average
- Trempealeau County 6.5
- Median Wisconsin county 3.5
Hail days 2006–2025
- Trempealeau County 54
- Median Wisconsin county 37
Share 2 in or larger of sized reports
- Trempealeau County 9%
- Median Wisconsin county 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 5 | 3 | 8 | ||||||||||
| 2025 | 4 | 4 | |||||||||||
| 2024 | 2 | 3 | 1 | 6 | |||||||||
| 2023 | 1 | 3 | 1 | 5 | |||||||||
| 2022 | 2 | 1 | 3 | ||||||||||
| 2021 | 2 | 1 | 5 | 1 | 9 | ||||||||
| 2020 | 3 | 3 | |||||||||||
| 2019 | 2 | 2 | |||||||||||
| 2018 | 1 | 1 | |||||||||||
| 2017 | 1 | 3 | 11 | 5 | 20 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jun 30, 2026 | 1 | 1.75 in | — |
| Jun 19, 2026 | 2 | 1.75 in | — |
| Apr 13, 2026 | 5 | 1.75 in | — |
| May 15, 2025 | 4 | 1.00 in | — |
| Sep 21, 2024 | 1 | 1.25 in | — |
| Jul 13, 2024 | 3 | 1.50 in | — |
| May 18, 2024 | 2 | 1.75 in | — |
| Oct 24, 2023 | 1 | 1.50 in | — |
| Jul 28, 2023 | 3 | 3.00 in | — |
| Jun 28, 2023 | 1 | 1.75 in | — |
| Sep 20, 2022 | 1 | 1.00 in | — |
| Apr 12, 2022 | 2 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Jul 6, 2017 | 3.50 inteacup | 1.38 N Trempealeau | $390K | 18:53 local · NCEI |
| Jul 28, 2023 | 3.00 inteacup | 0.5 W Galesville | $20K | 18:19 local · NCEI |
| Jul 27, 2021 | 2.75 inbaseball | 4.68 ENE Butman Corners | $105K | 11:05 local · NCEI |
| Jul 6, 2017 | 2.75 inbaseball | 3.14 SSW Centerville | $230K | 18:53 local · NCEI |
| Jul 9, 1984 | 2.75 inbaseball | — | — | 21:00 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 68 33%
- 1–2 in 120 58%
- 2 in + 19 9%
Most recent reports
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Jun 30, 2026 | 1.75 ingolf ball | 0.69 N Independence | $40K | 06:32 local · NCEI |
| Jun 19, 2026 | 1.00 inquarter | 2.56 ENE Osseo | — | 17:47 local · NCEI |
| Jun 19, 2026 | 1.75 ingolf ball | Osseo | $55K | 17:45 local · NCEI |
| Apr 13, 2026 | 0.88 innickel | 1.7 NE Iduna | — | 18:35 local · NCEI |
| Apr 13, 2026 | 1.00 inquarter | 2.3 SSW Blair Arpt | — | 18:32 local · NCEI |
| Apr 13, 2026 | 1.75 ingolf ball | Osseo | $375K | 17:41 local · NCEI |
| Apr 13, 2026 | 1.75 ingolf ball | 3.71 ENE Strum Viking Fld Arp | $8K | 17:35 local · NCEI |
| Apr 13, 2026 | 1.00 inquarter | 0.49 W Strum | — | 17:30 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 0.49 E Arcadia | — | 14:15 local · NCEI |
| May 15, 2025 | 1.00 inquarter | Centerville | — | 14:10 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 0.85 NW Trempealeau | — | 14:02 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 1.21 NW Trempealeau | — | 14:01 local · NCEI |
Cities and towns in Trempealeau County
| Place | Reports | Largest |
|---|---|---|
| Trempealeau | 30 | 3.50 in |
| Osseo | 23 | 2.00 in |
| Arcadia | 22 | 2.50 in |
| Independence | 19 | 2.50 in |
| Galesville | 17 | 3.00 in |
| Whitehall | 17 | 2.75 in |
| Blair | 12 | 1.75 in |
| Eleva | 11 | 1.75 in |
| Strum | 11 | 1.75 in |
| Ettrick | 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 |
|---|---|---|---|
| Pigeon Falls | 7 | 6 | Jun 28, 2023 |
Questions about hail in Trempealeau County
How often does it hail in Trempealeau County, Wisconsin?
207 hail reports have been logged in Trempealeau County since 1963. Over the 20 years 2006–2025 that averages 6.5 reports a year. That ranks #7 of 73 Wisconsin counties by number of reports.
When is hail season in Trempealeau County?
Most reports come in June, July, May. June alone accounts for 31% of all reports.
What is the largest hail recorded in Trempealeau County?
3.50 in (teacup size) on July 6, 2017 near 1.38 N Trempealeau. 9% of reports here were 2 inches or larger.
When did it last hail in Trempealeau County?
The most recent report in this data is from June 30, 2026 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Trempealeau County had in the last five years?
12 separate days with hail reports since November 3, 2021, adding up to 26 reports. The most recent was June 30, 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.