How many tornadoes has Chattanooga, TN had?
Chattanooga has had 93 tornadoes on record within 25 miles since 1950, including 10 strong to violent (EF3+) tornadoes.
When was the most recent tornado near Chattanooga?
The most recent tornado within 25 miles of Chattanooga was an EF1 on March 25, 2023.
When is tornado season in Chattanooga?
April is historically the peak month for tornadoes near Chattanooga, with 38 on record. April through June account for 50 of the 93 tornadoes on record near Chattanooga.
At a Glance
Tornadoes Since 1950
93
Within search radius
Violent (EF3+)
10
10.8% of total
Peak Month
April
38 on record
Per Year Avg
1.2
Across 76 years
Recent Tornado Activity Near Chattanooga
The last 20 years of confirmed tornadoes within 25 miles —
55 total, averaging 2.8 per year over this window.
2026
0
2025
0
2024
0
2023
3
2022
0
2021
1
2020
2
2019
0
2018
2
2017
0
2016
4
2015
0
2014
2
2013
0
2012
3
2011
26
2010
6
2009
5
2008
0
2007
1
Tornadoes by Decade
1950s
1
1960s
5
1970s
3
1980s
8
1990s
20
2000s
7
2010s
43
2020s
6
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
25
EF1
40
EF2
18
EF3
6
EF4
4
Tornadoes by Month
Jan
1
Feb
4
Mar
15
Apr
38
May
7
Jun
5
Jul
1
Aug
3
Sep
0
Oct
11
Nov
8
Dec
0
Casualties on Record Near Chattanooga
54 fatalities have been recorded within 25 miles of Chattanooga since 1950, across 12 events. 715 injuries have been reported across all events. 2011 was the deadliest year on record near Chattanooga.
The deadliest single event was an EF4 on April 27, 2011, which caused 20 fatalities along a 48.0-mile track.
Notable Tornadoes Near Chattanooga
Deadliest Tornado
EF4 on April 27, 2011 — 20 fatalities, 48.0 mi path, 800 yd wide.
Costliest Tornado
EF4 on April 27, 2011 — $68.3M in reported property damage.
Widest Tornado
EF3 on April 12, 2020 — 1,500 yards wide.
Longest Path
EF4 on April 27, 2011 — 48.0 mile track.
Most Recent
EF1 on March 25, 2023.
What the record shows near Chattanooga
The 2010s were the busiest decade near Chattanooga, with 43 of the 93 confirmed tornadoes within 25 miles; the 2020s have produced 6 so far. The Chattanooga record runs from the 1950s to today.
Of the tornadoes rated near Chattanooga, 65 reached EF0 or EF1 and 28 reached EF2 or stronger. The most intense on record near Chattanooga is rated EF4, of which 4 are logged.
Across the last 20 years Chattanooga has averaged 2.8 confirmed tornadoes a year within 25 miles, 55 in total. 2011 was the busiest of them with 26, and 9 of those years passed with none at all.
Frequently Asked Questions
How many tornadoes has Chattanooga, TN had?
Since 1950, 93 tornadoes have been recorded within 25 miles of Chattanooga. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Chattanooga?
The deadliest tornado on record within 25 miles of Chattanooga was an EF4 on April 27, 2011, which caused 20 fatalities.
When is tornado season in Chattanooga?
April is historically the peak month for tornadoes near Chattanooga, with 38 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 Chattanooga been hit by an EF4 or EF5 tornado?
Within 25 miles of Chattanooga, there have been 0 EF5 and 4 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 Chattanooga?
The most recent tornado within 25 miles of Chattanooga was an EF1 on March 25, 2023.
How do I get tornado warnings for Chattanooga?
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