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North Liberty, IA Tornado History — 144 Tornadoes Since 1950

Iowa · 25-mile radius · NOAA Storm Prediction Center

How many tornadoes has North Liberty, IA had?

North Liberty has had 144 tornadoes on record within 25 miles since 1950, including 7 strong to violent (EF3+) tornadoes.

When was the most recent tornado near North Liberty?

The most recent tornado within 25 miles of North Liberty was an EF0 on June 25, 2024.

When is tornado season in North Liberty?

May is historically the peak month for tornadoes near North Liberty, with 42 on record. April through June account for 92 of the 144 tornadoes on record near North Liberty.

At a Glance

Tornadoes Since 1950
144
Within search radius
Violent (EF3+)
7
4.9% of total
Peak Month
May
42 on record
Per Year Avg
1.9
Across 76 years

Recent Tornado Activity Near North Liberty

The last 20 years of confirmed tornadoes within 25 miles — 39 total, averaging 1.9 per year over this window.

2026 0+3 prelim
2025 0
2024 6
2023 11
2022 0
2021 1
2020 3
2019 3
2018 2
2017 3
2016 1
2015 2
2014 4
2013 0
2012 0
2011 0
2010 0
2009 1
2008 2
2007 0

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

Preliminary tornado reports near North Liberty 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Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete.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 August 1, 2026
2 SW Cedar Rapids Munic, Linn County, IA
Long lived funnel cloud associated with a storm southwest of Cedar Rapids resulted in a brief touchdown just north of the Eastern Iowa Airport. This was an EFU tornado. (DVN)
Preliminary April 2, 2026
1 E Springdale, Cedar County, IA
Rope tornado on the ground near X40 east of West Branch. (DVN)
Preliminary April 2, 2026
2 S Richmond, Washington County, IA
This tornado snapped/uprooted trees... bent power poles... and damaged several outbuildings along its path. The roofs on 1 machine shed and 3 hog confinement buildings (DVN)

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

Tornadoes by Decade

1950s 4
1960s 7
1970s 19
1980s 26
1990s 21
2000s 31
2010s 15
2020s 21

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 46
EF1 62
EF2 26
EF3 5
EF4 2
Unrated 3

Tornadoes by Month

Jan 2
Feb 0
Mar 11
Apr 32
May 42
Jun 18
Jul 14
Aug 14
Sep 5
Oct 3
Nov 2
Dec 1

Casualties on Record Near North Liberty

7 fatalities have been recorded within 25 miles of North Liberty since 1950, across 4 events. 200 injuries have been reported across all events. 1984 was the deadliest year on record near North Liberty.

The deadliest single event was an F4 on June 7, 1984, which caused 3 fatalities along a 134.0-mile track.

Notable Tornadoes Near North Liberty

Deadliest Tornado
F4 on June 7, 1984 — 3 fatalities, 134.0 mi path, 250 yd wide.
Costliest Tornado
F4 on June 7, 1984 — est. ~$27.5M (NOAA damage class, pre-1996 estimate).
Widest Tornado
EF1 on April 27, 2014 — 1,600 yards wide.
Longest Path
F4 on June 7, 1984 — 134.0 mile track.
Most Recent
EF0 on June 25, 2024.

What the record shows near North Liberty

The 2000s were the busiest decade near North Liberty, with 31 of the 144 confirmed tornadoes within 25 miles; the 2020s have produced 21 so far. The North Liberty record runs from the 1950s to today.

Of the tornadoes rated near North Liberty, 108 reached EF0 or EF1 and 33 reached EF2 or stronger. The most intense on record near North Liberty is rated EF4, of which 2 are logged. A further 3 near North Liberty are unrated — events NOAA logged before a damage survey assigned a scale.

Across the last 20 years North Liberty has averaged 1.9 confirmed tornadoes a year within 25 miles, 39 in total. 2023 was the busiest of them with 11, and 8 of those years passed with none at all.

Frequently Asked Questions

How many tornadoes has North Liberty, IA had?
Since 1950, 144 tornadoes have been recorded within 25 miles of North Liberty. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near North Liberty?
The deadliest tornado on record within 25 miles of North Liberty was an F4 on June 7, 1984, which caused 3 fatalities.
When is tornado season in North Liberty?
May is historically the peak month for tornadoes near North Liberty, with 42 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 North Liberty been hit by an EF4 or EF5 tornado?
Within 25 miles of North Liberty, 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 North Liberty?
The most recent tornado within 25 miles of North Liberty was an EF0 on June 25, 2024.
How do I get tornado warnings for North Liberty?
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.

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