Lightning TrackerDayton storms: live alerts, hail & tornado history
Live watches and warnings for Dayton, OH, the 48-hour thunderstorm outlook, and every hail, damaging-wind and tornado report within 25 miles since 2016.
Live alerts for Dayton, OH
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Storm outlook, next 48 hours
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Severe weather in Dayton by the numbers
Dayton sits in one of the most active severe-weather areas in the country: since 2016, spotters and emergency managers have filed 775 severe-weather reports within 25 miles of the city — 137 hail reports, 582 damaging-wind reports and 56 tornado reports. On average that is 15.8 days a year with at least one report.
Storm season here peaks in April, June, July, when 61% of all reports were filed.
In the last 12 months there were 2 hail reports, 54 wind reports and 2 tornado reports around Dayton; the largest hail was 1.50″ (walnut / ping pong ball) on Mar 22, 2026.
Latest storm reports near Dayton
| Date | Report | Where |
|---|---|---|
| Sep 20, 2026 | Damaging wind | 8 mi SW · Montgomery Co. |
| Sep 17, 2026 | Damaging wind | 7 mi E · Greene Co. |
| Sep 16, 2026 | Damaging wind | 18 mi W · Preble Co. |
| Sep 4, 2026 | Damaging wind | 7 mi SW · Montgomery Co. |
| Aug 22, 2026 | Damaging wind | 24 mi S · Warren Co. |
| Aug 21, 2026 | Damaging wind | 12 mi NE · Clark Co. |
| Aug 11, 2026 | Damaging wind | 7 mi NW · Montgomery Co. |
| Aug 7, 2026 | Damaging wind | 7 mi SE · Greene Co. |
| Aug 7, 2026 | Hail 1.00″ | 9 mi S · Montgomery Co. |
| Aug 1, 2026 | Tornado | 9 mi SW · Montgomery 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 Dayton
All hail, wind and tornado reports within 25 miles, 2016–2026, by month.
Hail in Dayton
Dayton averages 4.0 days a year with hail reported nearby. The biggest stone on record since 2016 was 3.00 inches — about the size of a tea cup — reported 23 miles from the city centre on Apr 4, 2025. Hail of 1 inch (quarter size) or larger is what makes a thunderstorm severe; see the hail size chart.
Tornadoes near Dayton
There have been 56 tornado reports within 25 miles of Dayton since 2016; the strongest was rated EF4 (May 27, 2019, 15 miles from the city centre). A tornado warning means a tornado is occurring or imminent — take shelter immediately.
Storm alerts for Dayton 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 Dayton
Questions about storms in Dayton
Does Dayton get a lot of severe storms?
Dayton averages 15.8 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 Dayton?
Most severe-weather reports around Dayton come in April, June, July.
What is the biggest hail recorded near Dayton?
3.00 inches (tea cup size) on Apr 4, 2025, 23 miles from the city centre.
Have tornadoes hit near Dayton?
Yes — 56 tornado reports within 25 miles since 2016, the strongest rated EF4 on May 27, 2019.
How do I get storm alerts for Dayton?
The live panel on this page shows every active National Weather Service watch and warning for Dayton, OH. 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 Dayton, OH. 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 27, 2026.