Lightning TrackerSan Antonio storms: live alerts, hail & tornado history
Live watches and warnings for San Antonio, TX, the 48-hour thunderstorm outlook, and every hail, damaging-wind and tornado report within 25 miles since 2016.
Live alerts for San Antonio, TX
Checking the National Weather Service…
Storm outlook, next 48 hours
Loading forecast…
Severe weather in San Antonio by the numbers
San Antonio gets regular severe thunderstorms: since 2016, spotters and emergency managers have filed 503 severe-weather reports within 25 miles of the city — 357 hail reports, 135 damaging-wind reports and 11 tornado reports. On average that is 9.0 days a year with at least one report.
Storm season here peaks in March, April, May, when 80% of all reports were filed.
In the last 12 months there were 2 hail reports, 16 wind reports and 4 tornado reports around San Antonio; the largest hail was 2.50″ (tennis ball) on Sep 11, 2026.
Latest storm reports near San Antonio
| Date | Report | Where |
|---|---|---|
| Sep 11, 2026 | Hail 1.50″ | 10 mi E · Bexar Co. |
| Sep 11, 2026 | Damaging wind | 15 mi NE · Bexar Co. |
| Aug 29, 2026 | Damaging wind | 1 mi N · Bexar Co. |
| Aug 28, 2026 | Damaging wind | 3 mi N · Bexar Co. |
| Jul 15, 2026 | Tornado | 11 mi SE · Bexar Co. |
| Jul 14, 2026 | Tornado | 1 mi E · Bexar Co. |
| Jun 19, 2026 | Damaging wind | 9 mi NW · Bexar Co. |
| May 26, 2026 | Damaging wind | 2 mi N · Bexar Co. |
| May 26, 2026 | Tornado | 24 mi E · Guadalupe Co. |
| May 19, 2026 | Damaging wind | 14 mi N · Bexar 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 San Antonio
All hail, wind and tornado reports within 25 miles, 2016–2026, by month.
Hail in San Antonio
San Antonio averages 6.8 days a year with hail reported nearby. The biggest stone on record since 2016 was 5.50 inches — about the size of a grapefruit — reported 10 miles from the city centre on May 3, 2021. Hail of 1 inch (quarter size) or larger is what makes a thunderstorm severe; see the hail size chart.
Tornadoes near San Antonio
There have been 11 tornado reports within 25 miles of San Antonio since 2016; the strongest was rated EF2 (Feb 19, 2017, 5 miles from the city centre). A tornado warning means a tornado is occurring or imminent — take shelter immediately.
Storm alerts for San Antonio 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 San Antonio
Questions about storms in San Antonio
Does San Antonio get a lot of severe storms?
San Antonio averages 9.0 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 San Antonio?
Most severe-weather reports around San Antonio come in March, April, May.
What is the biggest hail recorded near San Antonio?
5.50 inches (grapefruit size) on May 3, 2021, 10 miles from the city centre.
Have tornadoes hit near San Antonio?
Yes — 11 tornado reports within 25 miles since 2016, the strongest rated EF2 on Feb 19, 2017.
How do I get storm alerts for San Antonio?
The live panel on this page shows every active National Weather Service watch and warning for San Antonio, TX. 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 San Antonio, TX. 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 Sep 29, 2026.