Alert archive / Ohio

Weather alerts in Clark County, Ohio

3,360 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Clark County and its neighbors

Each county as a circle sized by its count since 1986. Tap one for its archive.

Alerts
3,360
Warnings
807
Watches
589
Advisories
796
Busiest year
2011221 alerts
Average year
84over 40 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The latest warnings

The most recent on file, newest first.

IssuedProductOfficeLasted
Sep 16, 5:36 PM EDTSevere Thunderstorm WarningILN39 min
Sep 4, 3:52 PM EDTSevere Thunderstorm WarningILN38 min
Sep 4, 3:13 PM EDTSevere Thunderstorm WarningILN47 min
Aug 20, 4:11 AM EDTAreal Flood WarningILN9 hr
Aug 16, 12:27 PM EDTSevere Thunderstorm WarningILN48 min
Aug 11, 2:42 PM EDTSevere Thunderstorm WarningILN48 min
Aug 11, 2:29 PM EDTTornado WarningILN31 min
Aug 11, 2:25 PM EDTSevere Thunderstorm WarningILN50 min
Aug 11, 1:56 PM EDTSevere Thunderstorm WarningILN34 min
Aug 11, 1:08 PM EDTSevere Thunderstorm WarningILN37 min
Aug 11, 9:35 AM EDTTornado WarningILN25 min
Aug 11, 9:22 AM EDTSevere Thunderstorm WarningILN53 min

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive

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.