Hail history for Louisville, Tennessee
NOAA hail reports in and within about 5 km (3 miles) of Louisville since 1963, with preliminary reports to November 3, 2026.
Readout · Louisville
- Last hail
- Oct 21, 2025
- 0.75 in, penny size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 2 reports
- Largest ever
- 2.50 in
- tennis ball · Jun 10, 1963
12 reports on 12 days since 1963 · #147 of 180 Tennessee places
Hail map · Louisville
- 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 Louisville is from October 21, 2025. A local roofer can check and document it at no cost.
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What the record says about Louisville
The latest hail report in and around Louisville is from October 21, 2025, 0.75 in (penny size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.00 in on April 10, 2025.
Over the 20 years 2006–2025, Louisville logged 4 reports on 4 hail days, about 0.2 reports a year. That is 40% of the median Tennessee town on this site (0.5 a year) and ranks #147 of 180 Tennessee cities and towns on this site for all-time reports. Louisville accounts for 11% of the 109 reports filed in Blount County.
8% of reports with a size were 2 inches (hen egg) or larger, against 3% for the median Tennessee town on this site. The largest hail on record here is 2.50 in (tennis ball) on June 10, 1963.
The busiest year was 2025, with 2 reports on 2 days. Hail here peaks in May (58% of reports); 75% fall between April and June.
Reports a year 2006–2025 average
- Louisville 0.2
- Blount County 2.8
- Median Tennessee town on this site 0.5
Hail days 2006–2025
- Louisville 4
- Blount County 37
- Median Tennessee town on this site 8.5
Share 2 in or larger of sized reports
- Louisville 8%
- Blount County 4%
- Median Tennessee town on this site 3%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 1 | 2 | ||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Oct 21, 2025 | 1 | 0.75 in | — |
| Apr 10, 2025 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Jun 10, 1963 | 2.50 intennis ball | — | Knox | 15:00 local · NCEI |
| Nov 10, 2002 | 1.75 ingolf ball | Louisville | Blount | 20:12 local · NCEI |
| Apr 10, 2025 | 1.00 inquarter | 0.56 W Pumpkin Center | Blount | 17:15 local · NCEI |
| May 2, 2016 | 1.00 inquarter | 1.38 N Pumpkin Center | Blount | 15:35 local · NCEI |
| May 19, 2013 | 1.00 inquarter | 0.89 SW West Emory | Knox | 12:45 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 5 42%
- 1–2 in 6 50%
- 2 in + 1 8%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Oct 21, 2025 | 0.75 inpenny | 0.56 E Pumpkin Center | Blount | 13:04 local · NCEI |
| Apr 10, 2025 | 1.00 inquarter | 0.56 W Pumpkin Center | Blount | 17:15 local · NCEI |
| May 2, 2016 | 1.00 inquarter | 1.38 N Pumpkin Center | Blount | 15:35 local · NCEI |
| May 19, 2013 | 1.00 inquarter | 0.89 SW West Emory | Knox | 12:45 local · NCEI |
| May 26, 2004 | 1.00 inquarter | 3 NW Alcoa | Blount | 18:15 local · NCEI |
| Aug 10, 2003 | 0.75 inpenny | Louisville | Blount | 15:00 local · NCEI |
| May 15, 2003 | 0.75 inpenny | Louisville | Blount | 16:50 local · NCEI |
| Nov 10, 2002 | 1.75 ingolf ball | Louisville | Blount | 20:12 local · NCEI |
| May 7, 1999 | 1.00 inquarter | Knoxville | Knox | 17:40 local · NCEI |
| May 21, 1998 | 0.75 inpenny | 1 N Louisville | Blount | 18:30 local · NCEI |
| Jun 10, 1963 | 2.50 intennis ball | — | Knox | 15:00 local · NCEI |
| May 15, 1963 | 0.75 inpenny | — | Knox | 14:40 local · NCEI |
Hail history near Louisville
Questions about hail in Louisville
How often does it hail in Louisville, Tennessee?
12 hail reports have been logged in and within about 5 km (3 miles) of Louisville since 1963. Over the 20 years 2006–2025 that averages 0.2 reports a year. That ranks #147 of 180 Tennessee places by number of reports.
When is hail season in Louisville?
Most reports come in May, April, June. May alone accounts for 58% of all reports.
What is the largest hail recorded in Louisville?
2.50 in (tennis ball size) on June 10, 1963. 8% of reports here were 2 inches or larger.
When did it last hail in Louisville?
The most recent report in this data is from October 21, 2025 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Louisville had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was October 21, 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.