Hail history for Trempealeau, Wisconsin
NOAA hail reports in and within about 5 km (3 miles) of Trempealeau since 2000, with preliminary reports to November 3, 2026.
Readout · Trempealeau
- Last hail
- May 15, 2025
- 1.00 in, quarter size
- Hail days, last 5 years
- 4
- since Nov 3, 2021 · 7 reports
- Largest ever
- 3.50 in
- teacup · Jul 6, 2017
30 reports on 17 days since 2000 · #36 of 271 Wisconsin places
Hail map · Trempealeau
- 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 Trempealeau is from May 15, 2025. A local roofer can check and document it at no cost.
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What the record says about Trempealeau
The latest hail report in and around Trempealeau is from May 15, 2025, 1.00 in (quarter size). Since November 3, 2021 there have been 4 separate hail days; the biggest stones in that time were 1.50 in on July 13, 2024.
Over the 20 years 2006–2025, Trempealeau logged 26 reports on 13 hail days, about 1.3 reports a year. That is 2.9 times the median Wisconsin town on this site (0.5 a year) and ranks #36 of 271 Wisconsin cities and towns on this site for all-time reports. Trempealeau accounts for 14% of the 207 reports filed in Trempealeau County.
7% 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 3.50 in (teacup) on July 6, 2017 near 1.38 N Trempealeau.
Reports were up 125% in 2016–2025 (18) compared with 2006–2015 (8). The busiest year was 2015, with 5 reports on 2 days. Hail here peaks in July (33% of reports); 50% fall between April and June.
Reports a year 2006–2025 average
- Trempealeau 1.3
- Trempealeau County 6.5
- Median Wisconsin town on this site 0.5
Hail days 2006–2025
- Trempealeau 13
- Trempealeau County 54
- Median Wisconsin town on this site 7
Share 2 in or larger of sized reports
- Trempealeau 7%
- Trempealeau County 9%
- 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 | 2 | 2 | |||||||||||
| 2024 | 3 | 3 | |||||||||||
| 2023 | 1 | 1 | |||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 2 | 1 | 3 | ||||||||||
| 2020 | 3 | 3 | |||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 3 | 3 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| May 15, 2025 | 2 | 1.00 in | — |
| Jul 13, 2024 | 3 | 1.50 in | — |
| Oct 24, 2023 | 1 | 1.50 in | — |
| Apr 12, 2022 | 1 | 0.75 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jul 6, 2017 | 3.50 inteacup | 1.38 N Trempealeau | Trempealeau | $390K | 18:53 local · NCEI |
| Jul 6, 2017 | 2.75 inbaseball | 3.14 SSW Centerville | Trempealeau | $230K | 18:53 local · NCEI |
| Jun 17, 2021 | 1.75 ingolf ball | 0.85 NW Trempealeau | Trempealeau | $885K | 21:51 local · NCEI |
| Jul 13, 2024 | 1.50 inping pong ball | 0.85 NW Trempealeau | Trempealeau | — | 16:12 local · NCEI |
| Oct 24, 2023 | 1.50 inping pong ball | 0.85 NW Trempealeau | Trempealeau | — | 03:26 local · NCEI |
Size of every report
- Under 1 in 9 30%
- 1–2 in 19 63%
- 2 in + 2 7%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| May 15, 2025 | 1.00 inquarter | 0.85 NW Trempealeau | Trempealeau | — | 14:02 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 1.21 NW Trempealeau | Trempealeau | — | 14:01 local · NCEI |
| Jul 13, 2024 | 1.50 inping pong ball | 0.85 NW Trempealeau | Trempealeau | — | 16:12 local · NCEI |
| Jul 13, 2024 | 1.00 inquarter | 0.5 W Trempealeau | Trempealeau | — | 16:05 local · NCEI |
| Jul 13, 2024 | 1.00 inquarter | 0.85 NW Trempealeau | Trempealeau | — | 16:05 local · NCEI |
| Oct 24, 2023 | 1.50 inping pong ball | 0.85 NW Trempealeau | Trempealeau | — | 03:26 local · NCEI |
| Apr 12, 2022 | 0.75 inpenny | 0.85 NW Trempealeau | Trempealeau | — | 14:20 local · NCEI |
| Jun 17, 2021 | 1.75 ingolf ball | 0.85 NW Trempealeau | Trempealeau | $885K | 21:51 local · NCEI |
| Apr 27, 2021 | 1.25 inhalf dollar | 0.85 NW Trempealeau | Trempealeau | — | 00:35 local · NCEI |
| Apr 27, 2021 | 1.00 inquarter | 0.69 N Trempealeau | Trempealeau | — | 00:34 local · NCEI |
| Jun 2, 2020 | 1.25 inhalf dollar | 0.85 NW Trempealeau | Trempealeau | — | 17:01 local · NCEI |
| Jun 2, 2020 | 1.00 inquarter | 0.85 NW Trempealeau | Trempealeau | — | 16:50 local · NCEI |
Hail history near Trempealeau
- Galesville 11 km · 17
- Holmen 13 km · 44
- Onalaska 22 km · 32
- Ettrick 23 km · 10
- Fountain City 25 km · 15
- La Crosse 26 km · 78
- Arcadia 28 km · 22
- West Salem 30 km · 25
Questions about hail in Trempealeau
How often does it hail in Trempealeau, Wisconsin?
30 hail reports have been logged in and within about 5 km (3 miles) of Trempealeau since 2000. Over the 20 years 2006–2025 that averages 1.3 reports a year. That ranks #36 of 271 Wisconsin places by number of reports.
When is hail season in Trempealeau?
Most reports come in July, June, April. July alone accounts for 33% of all reports.
What is the largest hail recorded in Trempealeau?
3.50 in (teacup size) on July 6, 2017 near 1.38 N Trempealeau. 7% of reports here were 2 inches or larger.
When did it last hail in Trempealeau?
The most recent report in this data is from May 15, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Trempealeau had in the last five years?
4 separate days with hail reports since November 3, 2021, adding up to 7 reports. The most recent was May 15, 2025.
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.