Alert archive

Weather alerts in Tennessee

65,000 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

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

Alerts
65,000
Warnings
31,635
Watches
2,473
Advisories
10,499
Busiest year
20253,405 alerts
Average year
1,585over 41 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.

By county

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

55 more counties

The latest warnings

The most recent on file, newest first.

IssuedProductOfficeCountiesLasted
Sep 21, 10:45 PM CDTSevere Thunderstorm WarningMRXClaiborne, Hancock28 min
Sep 21, 9:42 PM CDTFlash Flood WarningOHXJackson, Overton3 hr
Sep 21, 9:19 PM CDTFlash Flood WarningOHXCumberland5 hr
Sep 21, 8:41 PM CDTSevere Thunderstorm WarningOHXPutnam, White31 min
Sep 21, 7:02 PM CDTSevere Thunderstorm WarningHUNLincoln43 min
Sep 21, 6:37 PM CDTSevere Thunderstorm WarningHUNLincoln38 min
Sep 21, 5:08 PM CDTSevere Thunderstorm WarningMRXSullivan52 min
Sep 21, 4:19 PM CDTSevere Thunderstorm WarningHUNFranklin, Lincoln41 min
Sep 21, 2:55 PM CDTSevere Thunderstorm WarningMRXHamilton, Marion35 min
Sep 21, 2:02 PM CDTSevere Thunderstorm WarningMRXCampbell, Claiborne43 min
Sep 21, 1:26 PM CDTSevere Thunderstorm WarningMRXMorgan49 min
Sep 20, 5:41 PM CDTSevere Thunderstorm WarningMRXHamilton, Marion, Sequatchie49 min

Nearby

Alerts in force nowTornadoes on recordThe 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.