Dubuque County tornado history

35 tornadoes touched Dubuque County, Iowa between 1950 and 2025 — about 0.5 a year. The strongest was rated F4 (Mar 13, 1990).

35tornadoes since 1950
F4strongest rating
0killed · 4 injured
64.5 milongest path · 1972
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F010
(E)F112
(E)F29
(E)F32
(E)F41
(E)F50
unrated1

By month

JFMAMJJASOND

Peak month: June.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

DateRatingPathWidthInjuredKilled
Mar 13, 1990F419 mi200 yd00
Jun 19, 1993F314 mi300 yd00
Sep 9, 1970F34.7 mi300 yd00
Sep 28, 1972F264.5 mi2,200 yd30
Apr 30, 1954F216.6 mi50 yd00
Jul 29, 1958F214.5 mi200 yd00
Apr 30, 1967F22 mi400 yd00
Mar 27, 1991F21.5 mi100 yd10
Sep 9, 1970F21 mi100 yd00
Aug 26, 1965F20.5 mi100 yd00
Jul 9, 1966F20.1 mi250 yd00
Jun 29, 1969F20.1 mi200 yd00

Most recent tornadoes

DateRatingPathWidthInjuredKilled
Jul 11, 2025EF03.4 mi50 yd00
Jul 11, 2025EF10.9 mi25 yd00
Aug 14, 2023unrated1.2 mi20 yd00
Aug 11, 2021EF00.6 mi20 yd00
Jun 20, 2021EF13.4 mi30 yd00
Mar 28, 2020EF13.8 mi50 yd00
Aug 5, 2019EF10.3 mi50 yd00
Mar 6, 2017EF05.7 mi25 yd00
Jul 23, 2016EF00.8 mi25 yd00
Dec 23, 2015EF11.1 mi25 yd00
May 25, 2008EF18.5 mi250 yd00
May 26, 2007EF00.8 mi50 yd00

Nearby counties

Delaware County, IA45Jackson County, IA29Jones County, IA46Grant County, WI62Clayton County, IA17Jo Daviess County, IL20Lafayette County, WI38Clinton County, IA55

Questions

How many tornadoes has Dubuque County, Iowa had?

35 tornadoes touched Dubuque County, Iowa between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.5 per year.

What was the strongest tornado in Dubuque County?

The strongest rating recorded was F4 on Mar 13, 1990, with a 19-mile path.

When is tornado season in Dubuque County?

Most of its tornadoes happened in June (8 of 35). 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.