Alert archive / Ohio / Heat Advisories
Heat Advisories in Ohio, 2020
11 heat advisories in 2020. 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Heat Advisories
- 11
- Busiest month
- July11 heat advisories
- Busiest day
- July 8, 20205 heat advisories
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 8, 3:14 PM EDT | Heat Advisory | RLX | Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more | 29 hr |
| Jul 8, 3:22 PM EDT | Heat Advisory | CLE | Ashland, Crawford, Cuyahoga, Erie, Hancock, Holmes and 18 more | 30 hr |
| Jul 8, 3:29 PM EDT | Heat Advisory | ILN | Adams, Auglaize, Brown, Butler, Champaign, Clark and 26 more | 29 hr |
| Jul 8, 3:41 PM EDT | Heat Advisory | PBZ | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more | 28 hr |
| Jul 8, 4:55 PM EDT | Heat Advisory | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 28 hr |
| Jul 17, 3:25 PM EDT | Heat Advisory | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 30 hr |
| Jul 18, 1:26 PM EDT | Heat Advisory | PBZ | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more | 28 hr |
| Jul 18, 2:11 PM EDT | Heat Advisory | RLX | Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more | 30 hr |
| Jul 18, 2:52 PM EDT | Heat Advisory | CLE | Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more | 29 hr |
| Jul 18, 3:16 PM EDT | Heat Advisory | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 23 hr |
| Jul 18, 3:25 PM EDT | Heat Advisory | ILN | Adams, Auglaize, Brown, Butler, Champaign, Clark and 26 more | 29 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allen County3
- Defiance County3
- Fulton County3
- Henry County3
- Paulding County3
- Putnam County3
- Van Wert County3
- Williams County3
- Athens County2
- Gallia County2
- Jackson County2
- Lawrence County2
- Meigs County2
- Morgan County2
- Perry County2
- Vinton County2
- Washington County2
- Ashland County2
- Crawford County2
- Cuyahoga County2
- Erie County2
- Hancock County2
- Holmes County2
- Huron County2
- Knox County2
- Lorain County2
- Lucas County2
- Mahoning County2
- Marion County2
- Medina County2
- Morrow County2
- Ottawa County2
- Portage County2
- Richland County2
- Sandusky County2
- Seneca County2
- Stark County2
- Summit County2
- Wayne County2
- Wood County2
48 more counties
- Wyandot County2
- Adams County2
- Auglaize County2
- Brown County2
- Butler County2
- Champaign County2
- Clark County2
- Clermont County2
- Clinton County2
- Darke County2
- Delaware County2
- Fairfield County2
- Fayette County2
- Franklin County2
- Greene County2
- Hamilton County2
- Hardin County2
- Highland County2
- Hocking County2
- Licking County2
- Logan County2
- Madison County2
- Mercer County2
- Miami County2
- Montgomery County2
- Pickaway County2
- Pike County2
- Preble County2
- Ross County2
- Scioto County2
- Shelby County2
- Union County2
- Warren County2
- Belmont County2
- Carroll County2
- Columbiana County2
- Coshocton County2
- Guernsey County2
- Harrison County2
- Jefferson County2
- Monroe County2
- Muskingum County2
- Noble County2
- Tuscarawas County2
- Ashtabula County1
- Geauga County1
- Lake County1
- Trumbull County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.