Is lightning near San Antonio right now?
No lightning near San Antonio right now.
Free push alert when lightning approaches San Antonio. Your exact location and alerts live in the app.
Thunderstorm season in San Antonio
San Antonio records roughly 36 thunderstorm days in an average year — roughly 1.4× the national average of 25. Among the cities StrikeCast tracks, San Antonio is the 5th-most active in its state. Nearby Austin runs higher still at 41 days. Activity peaks April–September, when Texas's warm-season storms fire most often.
- Thunderstorm days/yr
- 36
- Peak season
- April–September
- vs US average
- 1.4×
- Rank in TX
- 5th
- Metro population
- ~1.4M
Source: NOAA / WMO climate normals — mean annual days with thunderstorms (1961–2010). City rank reflects the US cities StrikeCast tracks.
Where San Antonio sits
About 118 mi from the coast at roughly 666 ft, San Antonio sees moisture-fed storms through the warm months.
NOAA logged 5 notable lightning events within 50 miles of San Antonio since 2015 — including 0 injuries1 death.
- Elevation
- 666 ft
- Distance to coast
- ~118 mi
- Terrain
- Near-coastal plain
Source: Elevation: open-meteo.com · Coastline: Natural Earth · Lightning history: NOAA NCEI Storm Events.
Lightning safety in San Antonio
The safest call in San Antonioisn’t how many storms a year it gets — it’s how close the nearest strike is right now. The 30-30 rule is the baseline: indoors within 30 seconds of thunder, back out only 30 minutes after the last. StrikeCast shows that distance and whether the storm is closing in, so you can act early.
StrikeCast app
Distance, trend & alerts — in your pocket.
GPS-precise distance to the nearest strike, live approaching/moving-away trend, and a push alert before the storm reaches you — no need to keep the app open.
Your exact location stays on your device. Never shared. Never tracked.
Frequently asked
How far away is the nearest lightning to San Antonio?
StrikeCast shows the live distance in miles to the nearest strike near San Antonio, updated continuously from NOAA GOES-GLM satellite data, plus whether it is approaching or moving away.
Is it safe to be outside in San Antonio right now?
If you can hear thunder, you are close enough to be struck. Follow the 30-30 rule: shelter when thunder follows lightning by 30 seconds or less, and wait 30 minutes after the last thunder. StrikeCast's distance and trend help you decide before the storm arrives.
When is thunderstorm season in San Antonio?
San Antonio sees the most lightning April–September, averaging about 36 thunderstorm days a year.
Where does San Antonio rank for lightning?
Among the US cities StrikeCast tracks, San Antonio is the 5th-most lightning-active in TX, at about 36 thunderstorm days a year.
Can I get lightning alerts for San Antonio?
Yes. Get the free StrikeCast app, save San Antonio, and you will get a push alert when lightning approaches — no need to keep the app open.