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Dubuque, IA Tornado History — 113 Tornadoes Since 1950

Iowa · 25-mile radius · NOAA Storm Prediction Center

How many tornadoes has Dubuque, IA had?

Dubuque has had 113 tornadoes on record within 25 miles since 1950, including 5 strong to violent (EF3+) tornadoes.

When was the most recent tornado near Dubuque?

The most recent tornado within 25 miles of Dubuque was an EF1 on July 11, 2025.

When is tornado season in Dubuque?

June is historically the peak month for tornadoes near Dubuque, with 35 on record. April through June account for 63 of the 113 tornadoes on record near Dubuque.

At a Glance

Tornadoes Since 1950
113
Within search radius
Violent (EF3+)
5
4.4% of total
Peak Month
June
35 on record
Per Year Avg
1.5
Across 76 years

Recent Tornado Activity Near Dubuque

The last 20 years of confirmed tornadoes within 25 miles — 46 total, averaging 2.3 per year over this window.

2026 0+3 prelim
2025 5
2024 3
2023 4
2022 0
2021 3
2020 4
2019 1
2018 3
2017 2
2016 2
2015 2
2014 2
2013 0
2012 0
2011 1
2010 0
2009 3
2008 2
2007 9

Striped bars mark preliminary reports not yet confirmed by NWS survey — excluded from the confirmed counts.

Preliminary tornado reports near Dubuque since December 29, 2025

These are 3 preliminary reports, not confirmed tornadoes. They have not yet been through an NWS damage survey, and are not counted in the confirmed totals above.

Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete. Ratings are omitted until a survey assigns one.

Confirmed records above are complete through December 29, 2025. NOAA publishes the confirmed archive annually, so tornadoes after that date appear here first and move into the totals above once finalized.

Preliminary EF0° May 16, 2026
4 ESE Benton, Lafayette County, WI
EF-0... Est. Peak Winds-85mph. Tornado appeared to start near Penny Benton Rd and County Road I... where six trees were either uprooted... had limbs topped. One tree wa (MKX)
Preliminary EF1° April 17, 2026
2 ESE Galena Territory, Jo Daviess County, IL
EF1 tornado with max winds speed of 90-95 mph begun just east of the Galena Territories causing damage to the awning of house and sporadic tree damage along its 3.7 mil (DVN)
Preliminary EF1° April 14, 2026
2 NW Dubuque Regional A, Dubuque County, IA
An EF1 tornado began just northwest of the Dubuque Regional Airport. Max winds of 100 to 105 mph was observed. The tornado caused damage to trees... snapping and uproot (DVN)

Within 25 miles of Dubuque. Quoted text is the report narrative exactly as filed. Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.

What storm spotters reported near Dubuque

3 local storm reports have been filed within 25 miles of Dubuque and since confirmed into the NOAA archive, the earliest on July 10, 2025 and the most recent on July 11, 2025. They are already counted in the Dubuque totals above; quoted below is the narrative each reporting office filed at the time.

EF2° July 11, 2025
1 NNE La Motte, Jackson County, IA
Evidence of a multiple vortex tornado EF2 tornado occurred across northern Jackson County. The tornado started north of La Motte where it damaged the roof of an agricul (DVN)
EF1° July 11, 2025
3 N Cascade, Dubuque County, IA
EF1 tornado with a maximum wind of 95mph identified by satellite data and confirmed by aerial survey. This tornado affected mainly crops across its 3.4 mile long path. (DVN)
July 10, 2025
1 NE Canton, Jackson County, IA
Corrects previous tornado report from 1 NW Ironhills. Video of a brief touchdown... no damage observed. (DVN)

Source: National Weather Service and trained-spotter local storm reports, relayed by the NOAA Storm Prediction Center.

Tornadoes by Decade

1950s 6
1960s 16
1970s 15
1980s 9
1990s 20
2000s 15
2010s 13
2020s 19

Tornadoes by Enhanced Fujita Rating

F0–F5 ratings (pre-2007) are grouped with their EF equivalents. The Enhanced Fujita scale replaced the original Fujita scale in February 2007.

EF0 38
EF1 43
EF2 24
EF3 3
EF4 2
Unrated 3

Tornadoes by Month

Jan 0
Feb 0
Mar 10
Apr 7
May 21
Jun 35
Jul 21
Aug 6
Sep 10
Oct 1
Nov 1
Dec 1

Casualties on Record Near Dubuque

1 fatality has been recorded within 25 miles of Dubuque since 1950, across 1 event. 28 injuries have been reported across all events. 1965 was the deadliest year on record near Dubuque.

The deadliest single event was an F4 on April 11, 1965, which caused 1 fatality along a 91.5-mile track.

Notable Tornadoes Near Dubuque

Deadliest Tornado
F4 on April 11, 1965 — 1 fatality, 91.5 mi path, 200 yd wide.
Costliest Tornado
F4 on March 13, 1990 — est. ~$27.5M (NOAA damage class, pre-1996 estimate).
Widest Tornado
F2 on September 28, 1972 — 2,200 yards wide.
Longest Path
F4 on April 11, 1965 — 91.5 mile track.
Most Recent
EF1 on July 11, 2025.

What the record shows near Dubuque

The 1990s were the busiest decade near Dubuque, with 20 of the 113 confirmed tornadoes within 25 miles; the 2020s have produced 19 so far. The Dubuque record runs from the 1950s to today.

Of the tornadoes rated near Dubuque, 81 reached EF0 or EF1 and 29 reached EF2 or stronger. The most intense on record near Dubuque is rated EF4, of which 2 are logged. A further 3 near Dubuque are unrated — events NOAA logged before a damage survey assigned a scale.

Across the last 20 years Dubuque has averaged 2.3 confirmed tornadoes a year within 25 miles, 46 in total. 2007 was the busiest of them with 9, and 5 of those years passed with none at all.

Frequently Asked Questions

How many tornadoes has Dubuque, IA had?
Since 1950, 113 tornadoes have been recorded within 25 miles of Dubuque. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Dubuque?
The deadliest tornado on record within 25 miles of Dubuque was an F4 on April 11, 1965, which caused 1 fatality.
When is tornado season in Dubuque?
June is historically the peak month for tornadoes near Dubuque, with 35 tornadoes on record. Tornadoes can occur any time of year, but spring months (April–June) generally see the highest activity across most of the central and southern United States.
Has Dubuque been hit by an EF4 or EF5 tornado?
Within 25 miles of Dubuque, there have been 0 EF5 and 2 EF4 tornadoes recorded since 1950. EF4 and EF5 tornadoes are the most destructive ratings on the Enhanced Fujita scale, with winds above 166 mph.
When was the most recent tornado near Dubuque?
The most recent tornado within 25 miles of Dubuque was an EF1 on July 11, 2025.
How do I get tornado warnings for Dubuque?
Vortex delivers real-time tornado warnings, severe thunderstorm alerts, and SPC outlook updates for any US location via push notification and phone call. Alerts are sourced directly from the National Weather Service and updated within seconds of issuance.

Official Resources

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