Tornado Statistics

 

Tornado Statistic
30 Year Average (1981-2010)
April 2011
Year to Date
Yearly Record
Number of Tornadoes
37
99* (1,2)
108* (1)
108* (1) In 2011, Previous 94 in 2008

There were more F4/EF4 tornadoes in 2011 that the period of 2000-2010. 2011 now holds the record for the most F4/EF4 and F5/EF5 tornadoes in a single year.

*Important Note: The total number of tornadoes for the month of April and 2011 to date is still considered preliminary as storm surveys are still ongoing in some parts of the state. Therefore, these totals may still need to be adjusted upward.

(1) Updated since last issuance of this statement. (2) The number of monthly tornadoes in April alone exceed the previous annual record number of tornadoes in Alabama.

Greatest Number of Tornadoes in Alabama (Single Event)

RANK
1
2
3
4
5
6 (T)
6 (T)
8
9 (T)
9 (T)
# OF TORNADOES
53
45
36
24
23
21
21
20
18
18
DATE(S)
April 27, 2011*
April 15, 2011*
November 24, 2001 (Corrected)
April 8, 2006
September 25, 2005
August 16, 1985
September 28, 1998
May 7, 2003
May 3, 1984
April 19, 2009
 
 
ALABAMA F4/EF4 and F5/EF5 Tornadoes*:
 
TIME PERIOD
Since 1874
Since 1950
April 27,2011
F4 or EF4
64
32
7
F5 or EF5
6
6
2 (Corrected Number)
 
*Based on Maximum EF rating along the entire track.
 
 
List of Alabama F5/EF5 Tornadoes:
 
March 3, 1966
April 3, 1974
April 3, 1974
April 3, 1974
April 4, 1977
April 8, 1998
April 27, 2011
April 27, 2011
Vienna- Benovala (Pickens, Tuscaloosa)
Moulton (Lawrence, Limestone, Morgan, Madison)
Athens-Vanntown (Limestone, Madison, Lincoln,TN)
Guin (Lamar, Marion, Winston, Lawrence, Morgan)
Smithfield (Jefferson) (Corrected)
Oak GRove (Tuscaloosa, Jefferson)
Smithville, MS - Shottsville, AL (Marion, Franklin)
Hackelburg (Marion, Franklin, Lawrence, Morgan, Limestone, Madison)