Jefferson County tornado history

13 tornadoes touched Jefferson County, Iowa between 1950 and 2025 — about 0.2 a year. The strongest was rated F3 (May 9, 1959).

13tornadoes since 1950
F3strongest rating
0killed · 4 injured
71 milongest path · 1988
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F05
(E)F13
(E)F23
(E)F32
(E)F40
(E)F50

By month

JFMAMJJASOND

Peak month: April.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

DateRatingPathWidthInjuredKilled
May 9, 1959F317.8 mi250 yd10
Apr 21, 1967F30.1 mi200 yd00
May 8, 1988F271 mi60 yd00
Sep 13, 1982F226 mi100 yd00
Nov 9, 1975F28.8 mi10 yd30
May 17, 2017EF13.2 mi25 yd00
Apr 20, 1992F12 mi23 yd00
Apr 2, 2006F10.3 mi50 yd00
May 10, 2003F05 mi100 yd00
May 10, 2003F02.4 mi100 yd00
Aug 5, 1986F00.1 mi13 yd00
Apr 8, 1999F00.1 mi10 yd00

Most recent tornadoes

DateRatingPathWidthInjuredKilled
May 17, 2017EF13.2 mi25 yd00
Apr 2, 2006F10.3 mi50 yd00
May 10, 2003F05 mi100 yd00
May 10, 2003F02.4 mi100 yd00
Apr 8, 1999F00.1 mi10 yd00
Apr 8, 1999F00.1 mi10 yd00
Apr 20, 1992F12 mi23 yd00
May 8, 1988F271 mi60 yd00
Aug 5, 1986F00.1 mi13 yd00
Sep 13, 1982F226 mi100 yd00
Nov 9, 1975F28.8 mi10 yd30
Apr 21, 1967F30.1 mi200 yd00

Nearby counties

Van Buren County, IA28Henry County, IA20Wapello County, IA28Keokuk County, IA33Washington County, IA25Davis County, IA23Lee County, IA38Scotland County, MO16

Questions

How many tornadoes has Jefferson County, Iowa had?

13 tornadoes touched Jefferson County, Iowa between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.2 per year.

What was the strongest tornado in Jefferson County?

The strongest rating recorded was F3 on May 9, 1959, with a 17.8-mile path.

When is tornado season in Jefferson County?

Most of its tornadoes happened in April (5 of 13). 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).