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Marana, AZ Tornado History — 12 Tornadoes Since 1950

Arizona · 25-mile radius · NOAA Storm Prediction Center

How many tornadoes has Marana, AZ had?

Marana has had 12 tornadoes on record within 25 miles since 1950.

When was the most recent tornado near Marana?

The most recent tornado within 25 miles of Marana was an EF0 on August 13, 2023.

When is tornado season in Marana?

August is historically the peak month for tornadoes near Marana, with 5 on record. April through June account for 1 of the 12 tornadoes on record near Marana.

At a Glance

Tornadoes Since 1950
12
Within search radius
Violent (EF3+)
0
0.0% of total
Peak Month
August
5 on record
Per Year Avg
0.2
Across 76 years

Recent Tornado Activity Near Marana

The last 20 years of confirmed tornadoes within 25 miles — 4 total, averaging 0.2 per year over this window.

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

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

Preliminary tornado reports near Marana since December 29, 2025

This is a preliminary report, not confirmed tornadoes. It has not yet been through an NWS damage survey, and is 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Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete.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 January 1, 2026
5 NNE Three Points, Pima County, AZ
[Landspout] Corrects the time of the previous landspout report from 5 NNE Three Points. [Delayed Report]: Trained spotter reports a landspout north of Three Points tha (TWC)

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

Tornadoes by Decade

1960s 1
1970s 1
1990s 5
2000s 1
2010s 2
2020s 2

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 6
EF1 3
EF2 2
Unrated 1

Tornadoes by Month

Jan 0
Feb 0
Mar 1
Apr 0
May 0
Jun 1
Jul 4
Aug 5
Sep 0
Oct 1
Nov 0
Dec 0

Casualties on Record Near Marana

3 fatalities have been recorded within 25 miles of Marana since 1950, across 2 events. 52 injuries have been reported across all events. 1964 was the deadliest year on record near Marana.

The deadliest single event was an F2 on August 27, 1964, which caused 2 fatalities along a 0.1-mile track.

Notable Tornadoes Near Marana

Deadliest Tornado
F2 on August 27, 1964 — 2 fatalities, 0.1 mi path, 10 yd wide.
Costliest Tornado
F1 on July 6, 1992 — est. ~$2.8M (NOAA damage class, pre-1996 estimate).
Widest Tornado
F1 on June 23, 1974 — 50 yards wide.
Longest Path
F1 on July 6, 1992 — 2.8 mile track.
Most Recent
EF0 on August 13, 2023.

What the record shows near Marana

The 1990s were the busiest decade near Marana, with 5 of the 12 confirmed tornadoes within 25 miles; the 2020s have produced 2 so far. The Marana record runs from the 1960s to today.

Of the tornadoes rated near Marana, 9 reached EF0 or EF1 and 2 reached EF2 or stronger. The most intense on record near Marana is rated EF2, of which 2 are logged. A further 1 near Marana is unrated — events NOAA logged before a damage survey assigned a scale.

Across the last 20 years Marana has averaged 0.2 confirmed tornadoes a year within 25 miles, 4 in total. 2017 was the busiest of them with 1, and 16 of those years passed with none at all.

Frequently Asked Questions

How many tornadoes has Marana, AZ had?
Since 1950, 12 tornadoes have been recorded within 25 miles of Marana. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Marana?
The deadliest tornado on record within 25 miles of Marana was an F2 on August 27, 1964, which caused 2 fatalities.
When is tornado season in Marana?
August is historically the peak month for tornadoes near Marana, with 5 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.
When was the most recent tornado near Marana?
The most recent tornado within 25 miles of Marana was an EF0 on August 13, 2023.
How do I get tornado warnings for Marana?
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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