Lightning TrackerChattanooga storms: live alerts, hail & tornado history
Live watches and warnings for Chattanooga, TN, the 48-hour thunderstorm outlook, and every hail, damaging-wind and tornado report within 25 miles since 2016.
Live alerts for Chattanooga, TN
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Storm outlook, next 48 hours
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Severe weather in Chattanooga by the numbers
Chattanooga gets regular severe thunderstorms: since 2016, spotters and emergency managers have filed 634 severe-weather reports within 25 miles of the city — 79 hail reports, 546 damaging-wind reports and 9 tornado reports. On average that is 14.9 days a year with at least one report.
Storm season here peaks in March, May, June, when 59% of all reports were filed.
In the last 12 months there were 2 hail reports, 63 wind reports and 0 tornado reports around Chattanooga; the largest hail was 1.00″ (quarter) on Sep 21, 2026.
Latest storm reports near Chattanooga
| Date | Report | Where |
|---|---|---|
| Sep 21, 2026 | Hail 1.00″ | 12 mi W · Dade Co. |
| Sep 21, 2026 | Damaging wind | 14 mi SW · Dade Co. |
| Sep 19, 2026 | Damaging wind | 6 mi N · Hamilton Co. |
| Aug 20, 2026 | Damaging wind | 6 mi SW · Walker Co. |
| Aug 17, 2026 | Damaging wind | 11 mi E · Hamilton Co. |
| Aug 7, 2026 | Damaging wind | 15 mi E · Hamilton Co. |
| Aug 1, 2026 | Damaging wind | 4 mi SW · Hamilton Co. |
| Jul 10, 2026 | Damaging wind | 8 mi S · Catoosa Co. |
| Jul 5, 2026 | Damaging wind | 16 mi NE · Hamilton Co. |
| Jul 3, 2026 | Damaging wind | 5 mi SE · Hamilton Co. |
One line per day and type — the closest report that day. Distance and direction from the city centre. The latest SPC reports are preliminary until NOAA finalises them.
Storm reports by year
Storm season in Chattanooga
All hail, wind and tornado reports within 25 miles, 2016–2026, by month.
Hail in Chattanooga
Chattanooga averages 2.7 days a year with hail reported nearby. The biggest stone on record since 2016 was 2.50 inches — about the size of a tennis ball — reported 24 miles from the city centre on Mar 21, 2017. Hail of 1 inch (quarter size) or larger is what makes a thunderstorm severe; see the hail size chart.
Tornadoes near Chattanooga
There have been 9 tornado reports within 25 miles of Chattanooga since 2016; the strongest was rated EF3 (Apr 12, 2020, 8 miles from the city centre). A tornado warning means a tornado is occurring or imminent — take shelter immediately.
Storm alerts for Chattanooga on your iPhone
Lightning Tracker shows storm risk around you, live severe-weather alerts and how close the storm is — free on the App Store.
Storm trackers near Chattanooga
Questions about storms in Chattanooga
Does Chattanooga get a lot of severe storms?
Chattanooga averages 14.9 days a year with at least one hail, damaging-wind or tornado report within 25 miles, based on NOAA Storm Prediction Center reports 2016–2025.
When is storm season in Chattanooga?
Most severe-weather reports around Chattanooga come in March, May, June.
What is the biggest hail recorded near Chattanooga?
2.50 inches (tennis ball size) on Mar 21, 2017, 24 miles from the city centre.
Have tornadoes hit near Chattanooga?
Yes — 9 tornado reports within 25 miles since 2016, the strongest rated EF3 on Apr 12, 2020.
How do I get storm alerts for Chattanooga?
The live panel on this page shows every active National Weather Service watch and warning for Chattanooga, TN. For alerts on your phone, Lightning Tracker for iPhone shows storm risk and warnings for your location.
How this page works: storm reports are NOAA Storm Prediction Center local storm reports (final database 2016–2025, preliminary daily reports after that) within 25 miles of Chattanooga, TN. They are reports of hail, damaging wind and tornadoes — not lightning strike counts, which no free public dataset provides at city level. Live alerts come from the National Weather Service API, the outlook from Open-Meteo forecast models. Updated Oct 9, 2026.