Alert archive / Ohio

Weather alerts in Knox County, Ohio

2,729 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Knox County and its neighbors

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

Alerts
2,729
Warnings
653
Watches
531
Advisories
599
Busiest year
2011170 alerts
Average year
68over 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, 9:25 PM EDTFlash Flood WarningCLE3 hr
Sep 16, 8:38 PM EDTSevere Thunderstorm WarningCLE52 min
Sep 16, 8:14 PM EDTSevere Thunderstorm WarningCLE46 min
Sep 16, 7:38 PM EDTSevere Thunderstorm WarningCLE52 min
Aug 11, 10:22 AM EDTSevere Thunderstorm WarningCLE23 min
Aug 10, 10:32 PM EDTSevere Thunderstorm WarningCLE43 min
Aug 8, 5:51 PM EDTSevere Thunderstorm WarningCLE39 min
Jul 18, 5:34 PM EDTSevere Thunderstorm WarningCLE56 min
Jul 10, 5:20 PM EDTSevere Thunderstorm WarningCLE25 min
Jul 3, 8:51 PM EDTSevere Thunderstorm WarningCLE39 min
Jun 29, 12:15 PM EDTExtreme Heat WarningCLE4 days
Jun 6, 12:25 PM EDTSevere Thunderstorm WarningCLE50 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.