Alert archive / Ohio / Tornado Warnings

Tornado Warnings in Ohio, 2020

40 tornado warnings 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 tornado warnings reaches back to 1986.

Tornado Warnings by county

Each county as a circle sized by its count in 2020. Tap one for its archive.

Tornado Warnings
40
Busiest month
June14 tornado warnings
Busiest day
April 9, 20207 tornado 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.

IssuedProductOfficeCountiesLasted
Jan 11, 10:12 PM ESTTornado WarningILNChampaign, Miami13 min
Mar 19, 9:09 PM EDTTornado WarningILNHamilton21 min
Mar 28, 3:40 PM EDTTornado WarningPBZJefferson35 min
Apr 7, 11:29 PM EDTTornado WarningCLELorain, Medina31 min
Apr 7, 11:45 PM EDTTornado WarningCLEMedina, Stark, Summit, Wayne45 min
Apr 8, 12:37 AM EDTTornado WarningPBZColumbiana11 min
Apr 8, 10:26 PM EDTTornado WarningILNClermont, Hamilton34 min
Apr 8, 10:45 PM EDTTornado WarningILNBrown, Clermont30 min
Apr 8, 10:48 PM EDTTornado WarningILNClermont22 min
Apr 8, 10:57 PM EDTTornado WarningILNBrown, Clermont, Clinton, Highland33 min
Apr 8, 11:03 PM EDTTornado WarningILNAdams, Brown, Clermont31 min
Apr 8, 11:21 PM EDTTornado WarningILNHighland24 min
Apr 8, 11:44 PM EDTTornado WarningILNAdams, Scioto20 min
May 18, 4:36 PM EDTTornado WarningILNFranklin, Madison, Pickaway24 min
May 18, 4:55 PM EDTTornado WarningILNFranklin, Madison21 min
Jun 9, 8:31 PM EDTTornado WarningILNMiami9 min
Jun 10, 5:44 PM EDTTornado WarningILNClinton, Fayette, Highland21 min
Jun 10, 6:23 PM EDTTornado WarningILNPickaway, Ross22 min
Jun 10, 6:41 PM EDTTornado WarningILNFranklin, Pickaway20 min
Jun 10, 7:25 PM EDTTornado WarningILNLicking20 min
Jun 10, 7:52 PM EDTTornado WarningILNScioto23 min
Jun 10, 7:53 PM EDTTornado WarningRLXLawrence37 min
Jun 10, 8:08 PM EDTTornado WarningRLXAthens, Meigs14 min
Jun 10, 8:16 PM EDTTornado WarningRLXGallia, Jackson, Lawrence29 min
Jun 10, 8:35 PM EDTTornado WarningRLXLawrence9 min
Jun 10, 8:43 PM EDTTornado WarningRLXGallia, Meigs32 min
Jun 10, 9:13 PM EDTTornado WarningPBZColumbiana17 min
Jun 22, 1:17 PM EDTTornado WarningCLEMahoning, Trumbull28 min
Jun 26, 6:11 PM EDTTornado WarningCLEKnox23 min
Aug 1, 3:38 PM EDTTornado WarningRLXWashington37 min
Aug 1, 5:13 PM EDTTornado WarningILNMontgomery, Preble32 min
Aug 1, 8:03 PM EDTTornado WarningCLEMorrow57 min
Aug 28, 7:18 PM EDTTornado WarningPBZBelmont, Monroe, Noble27 min
Aug 28, 7:43 PM EDTTornado WarningPBZBelmont, Monroe32 min
Sep 7, 4:29 PM EDTTornado WarningCLEAshland, Knox, Richland31 min
Sep 7, 5:02 PM EDTTornado WarningILNDelaware, Franklin, Licking, Union28 min
Sep 7, 5:24 PM EDTTornado WarningILNDelaware, Franklin, Licking36 min
Sep 7, 5:48 PM EDTTornado WarningCLEKnox30 min
Oct 23, 7:09 PM EDTTornado WarningILNClark, Greene, Madison19 min
Nov 15, 1:46 PM ESTTornado WarningCLEAshtabula15 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

4 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 9, 20207tornado warnings
  2. June 10, 20207tornado warnings
  3. June 11, 20205tornado warnings
  4. September 7, 20204tornado warnings
  5. April 8, 20203tornado warnings
  6. May 18, 20202tornado warnings
  7. August 1, 20202tornado warnings
  8. August 28, 20202tornado warnings
  9. January 12, 20201tornado warnings
  10. March 20, 20201tornado warnings
  11. March 28, 20201tornado warnings
  12. June 22, 20201tornado warnings

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. Rebuilt daily.