Alert archive / Ohio / Excessive Heat Warnings
Excessive Heat Warnings in Ohio, 2023
6 excessive heat warnings in 2023. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of excessive heat warnings reaches back to 2005.
Excessive Heat Warnings by county
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Excessive Heat Warnings
- 6
- Busiest month
- August4 excessive heat warnings
- Busiest day
- August 23, 20232 excessive heat warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 3:26 PM EDT | Excessive Heat Warning | ILN | Butler, Clermont, Hamilton, Montgomery, Warren | 20 hr |
| Jul 28, 6:52 AM EDT | Excessive Heat Warning | RLX | Gallia, Lawrence, Meigs | 11 hr |
| Aug 23, 3:19 AM EDT | Excessive Heat Warning | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 45 hr |
| Aug 23, 2:18 PM EDT | Excessive Heat Warning | ILN | Auglaize, Butler, Clermont, Darke, Hamilton, Mercer and 5 more | 30 hr |
| Aug 24, 3:35 AM EDT | Excessive Heat Warning | CLE | Hancock, Lucas, Wood | 17 hr |
| Aug 25, 1:50 PM EDT | Excessive Heat Warning | ILN | Adams, Brown, Butler, Clermont, Clinton, Hamilton and 2 more | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Butler County3
- Clermont County3
- Hamilton County3
- Warren County3
- Montgomery County2
- Gallia County1
- Lawrence County1
- Meigs County1
- Allen County1
- Defiance County1
- Fulton County1
- Henry County1
- Paulding County1
- Putnam County1
- Van Wert County1
- Williams County1
- Auglaize County1
- Darke County1
- Mercer County1
- Miami County1
- Preble County1
- Shelby County1
- Hancock County1
- Lucas County1
- Wood County1
- Adams County1
- Brown County1
- Clinton County1
- Highland County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.