Hail history for Hamilton County, Tennessee
Every NOAA hail report filed in Hamilton County since 1956, with preliminary National Weather Service reports to November 3, 2026.
Readout · Hamilton County
- Last hail
- Jul 3, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 10
- since Nov 3, 2021 · 17 reports
- Largest ever
- 2.75 in
- baseball · May 20, 2006
169 reports on 119 days since 1956 · #6 of 96 Tennessee counties
Hail map · Hamilton 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 Hamilton County is from July 3, 2026. A local roofer can check and document it at no cost.
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What the record says about Hamilton County
The latest hail report in Hamilton County is from July 3, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 10 separate hail days; the biggest stones in that time were 1.75 in on June 25, 2023.
Over the 20 years 2006–2025, Hamilton County logged 66 reports on 39 hail days, about 3.3 reports a year. That is about twice the median Tennessee county (1.6 a year) and ranks #6 of 96 Tennessee counties for all-time reports. Hamilton County holds 2% of all 7,198 hail reports in Tennessee.
3% of reports with a size were 2 inches (hen egg) or larger, against 4% for the median Tennessee county. The largest hail on record here is 2.75 in (baseball) on May 20, 2006 near Birchwood.
Reports were down 60% in 2016–2025 (19) compared with 2006–2015 (47). The busiest year was 2006, with 18 reports on 10 days. Hail here peaks in May (25% of reports); 64% fall between April and June.
Reports a year 2006–2025 average
- Hamilton County 3.3
- Median Tennessee county 1.6
Hail days 2006–2025
- Hamilton County 39
- Median Tennessee county 23
Share 2 in or larger of sized reports
- Hamilton County 3%
- Median Tennessee county 4%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 1 | |||||||||||
| 2025 | 2 | 2 | 7 | 11 | |||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 3 | 3 | |||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 3 | 3 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jul 3, 2026 | 1 | 1.00 in | — |
| May 12, 2025 | 1 | 1.25 in | — |
| May 8, 2025 | 2 | 1.00 in | — |
| May 2, 2025 | 4 | 1.00 in | — |
| Apr 10, 2025 | 2 | 1.25 in | — |
| Mar 15, 2025 | 2 | 1.00 in | — |
| Aug 17, 2024 | 1 | 1.00 in | — |
| Jun 25, 2023 | 2 | 1.75 in | — |
| Jun 15, 2023 | 1 | 1.00 in | — |
| Apr 6, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| May 20, 2006 | 2.75 inbaseball | Birchwood | 13:44 local · NCEI |
| Mar 2, 2012 | 2.50 intennis ball | 0.57 W Chickamauga | 18:36 local · NCEI |
| Apr 28, 1964 | 2.25 inhen egg | — | 13:20 local · NCEI |
| May 26, 2011 | 2.00 inhen egg | 0.57 W Chickamauga | 14:00 local · NCEI |
| Aug 18, 1956 | 2.00 inhen egg | — | 17:22 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 84 50%
- 1–2 in 80 47%
- 2 in + 5 3%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jul 3, 2026 | 1.00 inquarter | 0.57 W East Brainerd | 14:43 local · NCEI |
| May 12, 2025 | 1.25 inhalf dollar | 0.89 SW Montlake | 16:34 local · NCEI |
| May 8, 2025 | 1.00 inquarter | 1.38 N Alton Park | 21:12 local · NCEI |
| May 8, 2025 | 1.00 inquarter | 0.89 SE East Chattanooga | 21:11 local · NCEI |
| May 2, 2025 | 1.00 inquarter | 0.69 N Worley | 18:02 local · NCEI |
| May 2, 2025 | 1.00 inquarter | 1.33 WSW Apison | 17:19 local · NCEI |
| May 2, 2025 | 1.00 inquarter | 0.57 W Hamillville | 16:33 local · NCEI |
| May 2, 2025 | 0.75 inpenny | 0.89 NE Brainerd Hills | 13:52 local · NCEI |
| Apr 10, 2025 | 1.25 inhalf dollar | 1.49 NNE Rathburn | 16:40 local · NCEI |
| Apr 10, 2025 | 1.00 inquarter | 1.83 WSW Alton Park | 16:37 local · NCEI |
| Mar 15, 2025 | 1.00 inquarter | New Salem | 17:53 local · NCEI |
| Mar 15, 2025 | 1.00 inquarter | 0.89 SW Montlake | 17:50 local · NCEI |
Cities and towns in Hamilton County
| Place | Reports | Largest |
|---|---|---|
| Chattanooga | 82 | 2.50 in |
| Soddy-Daisy | 23 | 1.75 in |
| Sale Creek | 13 | 4.00 in |
| Collegedale | 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 |
|---|---|---|---|
| Signal Mountain | 9 | 9 | Mar 26, 2011 |
| Harrison | 7 | 7 | Jun 15, 2011 |
| Mowbray Mountain | 4 | 4 | Apr 5, 2012 |
| East Ridge | 3 | 3 | Jun 15, 2011 |
| Middle Valley | 3 | 3 | Apr 19, 2006 |
| Apison | 2 | 2 | May 2, 2025 |
| Lakesite | 2 | 2 | May 12, 2025 |
| Falling Water | 1 | 1 | Jan 25, 1971 |
| Lookout Mountain | 1 | 1 | Apr 10, 2025 |
| Red Bank | 1 | 1 | Mar 2, 2012 |
Questions about hail in Hamilton County
How often does it hail in Hamilton County, Tennessee?
169 hail reports have been logged in Hamilton County since 1956. Over the 20 years 2006–2025 that averages 3.3 reports a year. That ranks #6 of 96 Tennessee counties by number of reports.
When is hail season in Hamilton County?
Most reports come in May, April, June. May alone accounts for 25% of all reports.
What is the largest hail recorded in Hamilton County?
2.75 in (baseball size) on May 20, 2006 near Birchwood. 3% of reports here were 2 inches or larger.
When did it last hail in Hamilton County?
The most recent report in this data is from July 3, 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 Hamilton County had in the last five years?
10 separate days with hail reports since November 3, 2021, adding up to 17 reports. The most recent was July 3, 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.