Knox County tornado history

17 tornadoes touched Knox County, Tennessee between 1950 and 2025 — about 0.2 a year. The strongest was rated F3 (Feb 21, 1993). Tornadoes here killed 2 and injured 32 people.

17tornadoes since 1950

F3strongest rating

2killed · 32 injured

16 milongest path · 1993

(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F07

(E)F16

(E)F23

(E)F31

(E)F40

(E)F50

By month

JFMAMJJASOND

Peak month: May.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
Feb 21, 1993	F3	16 mi	150 yd	3	0
Apr 15, 1965	F2	7.4 mi	200 yd	6	0
Aug 7, 2023	EF2	3.7 mi	200 yd	0	0
May 2, 1953	F2	0.8 mi	100 yd	0	0
Apr 3, 1974	F1	1 mi	150 yd	21	2
May 15, 2003	F1	2.5 mi	50 yd	0	0
May 18, 1995	F1	2 mi	23 yd	0	0
May 15, 2003	F1	1.5 mi	50 yd	0	0
Apr 27, 2011	EF1	1 mi	50 yd	0	0
May 23, 2000	F1	0.5 mi	40 yd	1	0
Mar 2, 2012	EF0	2.1 mi	100 yd	0	0
Jun 30, 1993	F0	2 mi	10 yd	1	0

Most recent tornadoes

Date	Rating	Path	Width	Injured
Aug 7, 2023	EF2	3.7 mi	200 yd	0
Mar 2, 2012	EF0	0.3 mi	70 yd	0
Mar 2, 2012	EF0	2.1 mi	100 yd	0
Jun 23, 2011	EF0	1 mi	100 yd	0
Apr 27, 2011	EF1	1 mi	50 yd	0
Apr 27, 2011	EF0	1 mi	50 yd	0
May 15, 2003	F1	2.5 mi	50 yd	0
May 15, 2003	F1	1.5 mi	50 yd	0
May 23, 2000	F1	0.5 mi	40 yd	1
May 18, 1995	F1	2 mi	23 yd	0
Jun 30, 1993	F0	2 mi	10 yd	1
Jun 30, 1993	F0	1 mi	10 yd	0

Deadliest: Apr 3, 1974, F1, 2 killed.

Nearby counties

Anderson County, TN5 Union County, TN3 Blount County, TN16 Sevier County, TN3 Loudon County, TN9 Jefferson County, TN10 Campbell County, TN1 Grainger County, TN4

Questions

How many tornadoes has Knox County, Tennessee had?

17 tornadoes touched Knox County, Tennessee between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.2 per year.

What was the strongest tornado in Knox County?

The strongest rating recorded was F3 on Feb 21, 1993, with a 16-mile path.

When is tornado season in Knox County?

Most of its tornadoes happened in May (6 of 17). Tornadoes can occur in any month, so keep alerts on year-round.

Right now: live tornado warnings map · alerts for your location. Dates link to that day’s full storm reports where available (2004 onward).