Hail History

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Hail history for Johnson County, TN

Last hail in the countySep 21, 20261 in (quarter)
Hail days, last 12 months1
Largest hail since 20061 in (quarter)Sep 21, 2026
Hail days since 20069
Days with hail 1 inch or larger4
Tornadoes in the county2
Damaging wind reports in the county44

10 hail reports in Johnson County since 2006 on 9 days. The largest stones measured 1 in (quarter) on Sep 21, 2026.

Recent hail in Johnson County

DateHail sizeWhereSource
Sep 21, 20261 in
quarter
Mountain City
1 hail report
NWS storm report (preliminary)

One row per day: the largest hail reported in the county that day, the places and the number of reports.

Hail days in Johnson County by year

20610710809101111121311411516171819202122232425126

When hail season peaks in Johnson County

JanFebMar2Apr1May2Jun1JulAug2Sep1OctNovDec

Damaging thunderstorm winds in Johnson County

44 reports of damaging thunderstorm wind in Johnson County since 2006, on 37 days.

DateStrongest gustWhereSource
Jul 28, 2026damage reportedLaurel Bloomery
1 wind report
NWS storm report (preliminary)
May 2, 202560 mph, estimatedMountain City
1 wind report
NOAA Storm Events
Mar 31, 202560 mph, estimatedMountain City
1 wind report
NOAA Storm Events
Jul 15, 202360 mph, estimatedDoeville
1 wind report
NOAA Storm Events
May 16, 202360 mph, estimatedShady Vly
1 wind report
NOAA Storm Events
Jul 18, 202260 mph, estimatedMountain City
1 wind report
NOAA Storm Events
Jun 17, 202260 mph, estimatedCold Spgs, Doeville
3 wind reports
NOAA Storm Events
Aug 1, 201958 mph, estimatedLaurel Bloomery
1 wind report
NOAA Storm Events
Aug 8, 201858 mph, estimatedMountain City
1 wind report
NOAA Storm Events
Jul 20, 201858 mph, estimatedNeva
1 wind report
NOAA Storm Events

Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.

Filing a roof or car hail claim?

Insurers ask for the date of loss. The dates on this page are when hail was reported near Johnson County; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.

Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then).