Alert archive / Ohio / Frost Advisories / 2021
Frost Advisories in Ohio, April 2021
15 frost advisories in April 2021. 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 frost advisories reaches back to 2005.
Frost Advisories by county
Each county as a circle sized by its count in April 2021. Tap one for its archive.
- Frost Advisories
- 15
- Busiest day
- April 25, 20214 frost advisories
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Apr 3, 5:42 PM EDT | Frost Advisory | RLX | Athens, Gallia, Lawrence, Meigs, Washington | 15 hr |
| Apr 16, 3:39 PM EDT | Frost Advisory | ILN | Auglaize, Champaign, Clark, Darke, Delaware, Fairfield and 13 more | 17 hr |
| Apr 17, 3:16 PM EDT | Frost Advisory | ILN | Darke, Mercer, Preble | 18 hr |
| Apr 17, 3:52 PM EDT | Frost Advisory | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 17 hr |
| Apr 22, 3:12 PM EDT | Frost Advisory | ILN | Auglaize, Butler, Clermont, Hamilton, Hardin, Mercer | 18 hr |
| Apr 22, 3:12 PM EDT | Frost Advisory | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 18 hr |
| Apr 22, 3:24 PM EDT | Frost Advisory | CLE | Hancock, Lucas, Wood | 18 hr |
| Apr 25, 2:20 PM EDT | Frost Advisory | RLX | Athens, Gallia, Jackson, Meigs, Morgan, Perry and 2 more | 19 hr |
| Apr 25, 3:14 PM EDT | Frost Advisory | ILN | Auglaize, Champaign, Delaware, Fairfield, Franklin, Hardin and 10 more | 18 hr |
| Apr 25, 4:33 PM EDT | Frost Advisory | PBZ | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more | 15 hr |
| Apr 25, 5:34 PM EDT | Frost Advisory | CLE | Knox, Marion, Morrow, Wyandot | 15 hr |
| Apr 30, 3:14 AM EDT | Frost Advisory | ILN | Adams, Auglaize, Brown, Butler, Champaign, Clark and 26 more | 30 hr |
| Apr 30, 12:59 PM EDT | Frost Advisory | PBZ | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more | 20 hr |
| Apr 30, 1:04 PM EDT | Frost Advisory | RLX | Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more | 20 hr |
| Apr 30, 2:55 PM EDT | Frost Advisory | CLE | Crawford, Cuyahoga, Erie, Geauga, Hancock, Huron and 11 more | 17 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Mercer County5
- Auglaize County4
- Hardin County4
- Athens County3
- Gallia County3
- Meigs County3
- Washington County3
- Champaign County3
- Darke County3
- Delaware County3
- Fairfield County3
- Franklin County3
- Hocking County3
- Licking County3
- Logan County3
- Madison County3
- Pickaway County3
- Ross County3
- Shelby County3
- Union County3
- Lawrence County2
- Clark County2
- Fayette County2
- Miami County2
- Preble County2
- Allen County2
- Defiance County2
- Fulton County2
- Henry County2
- Paulding County2
- Putnam County2
- Van Wert County2
- Williams County2
- Butler County2
- Clermont County2
- Hamilton County2
- Hancock County2
- Lucas County2
- Wood County2
- Jackson County2
37 more counties
- Morgan County2
- Perry County2
- Vinton County2
- Pike County2
- Belmont County2
- Carroll County2
- Columbiana County2
- Coshocton County2
- Guernsey County2
- Harrison County2
- Jefferson County2
- Monroe County2
- Muskingum County2
- Noble County2
- Tuscarawas County2
- Knox County2
- Marion County2
- Morrow County2
- Wyandot County2
- Adams County1
- Brown County1
- Clinton County1
- Greene County1
- Highland County1
- Montgomery County1
- Scioto County1
- Warren County1
- Crawford County1
- Cuyahoga County1
- Erie County1
- Geauga County1
- Huron County1
- Lorain County1
- Ottawa County1
- Richland County1
- Sandusky County1
- Seneca County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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. Rebuilt daily.