Hail history for Union, Kentucky
NOAA hail reports in and within about 5 km (3 miles) of Union since 1991, with preliminary reports to November 3, 2026.
Readout · Union
- Last hail
- Apr 14, 2025
- 1.25 in, half dollar size
- Hail days, last 5 years
- 4
- since Nov 3, 2021 · 5 reports
- Largest ever
- 1.25 in
- half dollar · Apr 14, 2025
10 reports on 8 days since 1991 · #155 of 156 Kentucky places
Hail map · Union
- 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 Union
The latest hail report in and around Union is from April 14, 2025, 1.25 in (half dollar size). Since November 3, 2021 there have been 4 separate hail days; the biggest stones in that time were 1.25 in on April 14, 2025.
Over the 20 years 2006–2025, Union logged 9 reports on 7 hail days, about 0.5 reports a year. That is 10% less than the median Kentucky town on this site (0.5 a year) and ranks #155 of 156 Kentucky cities and towns on this site for all-time reports. Union accounts for 13% of the 78 reports filed in Boone County.
0% of reports with a size were 2 inches (hen egg) or larger, against 4% for the median Kentucky town on this site. The largest hail on record here is 1.25 in (half dollar) on April 14, 2025 near Union.
Reports were up 250% in 2016–2025 (7) compared with 2006–2015 (2). The busiest year was 2025, with 3 reports on 2 days. Hail here peaks in April (40% of reports); 40% fall between April and June.
Reports a year 2006–2025 average
- Union 0.5
- Boone County 2.6
- Median Kentucky town on this site 0.5
Hail days 2006–2025
- Union 7
- Boone County 33
- Median Kentucky town on this site 8
Share 2 in or larger of sized reports
- Union 0%
- Boone County 1%
- Median Kentucky town on this site 4%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 2 | 3 | ||||||||||
| 2024 | 2 | 2 | |||||||||||
| 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 |
|---|---|---|---|
| Apr 14, 2025 | 2 | 1.25 in | — |
| Feb 27, 2025 | 1 | 0.75 in | — |
| Apr 12, 2024 | 1 | 0.88 in | — |
| Apr 1, 2024 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Apr 14, 2025 | 1.25 inhalf dollar | Union | Boone | 14:56 local · NCEI |
| Apr 14, 2025 | 1.00 inquarter | 0.54 W Hueys Corner | Boone | 14:52 local · NCEI |
| Oct 19, 2016 | 1.00 inquarter | 0.69 S Union | Boone | 18:10 local · NCEI |
| Apr 12, 2024 | 0.88 innickel | 0.46 WNW Union | Boone | 17:26 local · NCEI |
| Apr 1, 2024 | 0.88 innickel | Union | Boone | 16:11 local · NCEI |
Size of every report
- Under 1 in 7 70%
- 1–2 in 3 30%
- 2 in + 0 0%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Apr 14, 2025 | 1.25 inhalf dollar | Union | Boone | — | 14:56 local · NCEI |
| Apr 14, 2025 | 1.00 inquarter | 0.54 W Hueys Corner | Boone | — | 14:52 local · NCEI |
| Feb 27, 2025 | 0.75 inpenny | 0.36 W Union | Boone | — | 16:30 local · NCEI |
| Apr 12, 2024 | 0.88 innickel | 0.46 WNW Union | Boone | — | 17:26 local · NCEI |
| Apr 1, 2024 | 0.88 innickel | Union | Boone | — | 16:11 local · NCEI |
| Oct 19, 2016 | 1.00 inquarter | 0.69 S Union | Boone | — | 18:10 local · NCEI |
| Oct 19, 2016 | 0.75 inpenny | 2.82 N Big Bone | Boone | — | 17:56 local · NCEI |
| Mar 15, 2012 | 0.75 inpenny | Union | Boone | — | 17:45 local · NCEI |
| Jul 22, 2008 | 0.88 innickel | 0.27 WSW Union | Boone | $3K | 01:00 local · NCEI |
| Aug 8, 1991 | 0.75 inpenny | — | Boone | — | 15:03 local · NCEI |
Hail history near Union
- Florence 6 km · 15
- Burlington 9 km · 14
- Independence 11 km · 19
- Erlanger 12 km · 11
- Hebron 13 km · 18
- Alexandria 25 km · 17
- Dry Ridge 30 km · 13
- Williamstown 35 km · 14
Questions about hail in Union
How often does it hail in Union, Kentucky?
10 hail reports have been logged in and within about 5 km (3 miles) of Union since 1991. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #155 of 156 Kentucky places by number of reports.
When is hail season in Union?
Most reports come in April, October, February. April alone accounts for 40% of all reports.
What is the largest hail recorded in Union?
1.25 in (half dollar size) on April 14, 2025 near Union. 0% of reports here were 2 inches or larger.
When did it last hail in Union?
The most recent report in this data is from April 14, 2025 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Union had in the last five years?
4 separate days with hail reports since November 3, 2021, adding up to 5 reports. The most recent was April 14, 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.