Alpharetta, GA Tornado History — 103 Tornadoes Since 1950
How many tornadoes has Alpharetta, GA had?
Alpharetta has had 103 tornadoes on record within 25 miles since 1950, including 8 strong to violent (EF3+) tornadoes.
When was the most recent tornado near Alpharetta?
The most recent tornado within 25 miles of Alpharetta was an EF0 on May 20, 2025.
When is tornado season in Alpharetta?
April is historically the peak month for tornadoes near Alpharetta, with 26 on record. April through June account for 45 of the 103 tornadoes on record near Alpharetta.
At a Glance
Recent Tornado Activity Near Alpharetta
The last 20 years of confirmed tornadoes within 25 miles — 31 total, averaging 1.6 per year over this window.
What storm spotters reported near Alpharetta
2 local storm reports have been filed within 25 miles of Alpharetta and since confirmed into the NOAA archive, the earliest on May 20, 2025 and the most recent on May 21, 2025. They are already counted in the Alpharetta totals above; quoted below is the narrative each reporting office filed at the time.
Corrects previous tornado report from 1 NW Waleska. an EF0 tornado touched down NW of Waleska and travelled to the Southeast through Waleska. Maximum winds were 75mph. (FFC)
Corrects previous tornado report from 1 NW Waleska. Corrects previous tornado report from 1 NW Waleska. an EF0 tornado touched down NW of Waleska and travelled to the S (FFC)
Source: National Weather Service and trained-spotter local storm reports, relayed by the NOAA Storm Prediction Center.
Tornadoes by Decade
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.
Tornadoes by Month
Casualties on Record Near Alpharetta
16 fatalities have been recorded within 25 miles of Alpharetta since 1950, across 7 events. 413 injuries have been reported across all events. 1974 was the deadliest year on record near Alpharetta.
The deadliest single event was an F4 on April 3, 1974, which caused 6 fatalities along a 17.7-mile track.
Notable Tornadoes Near Alpharetta
What the record shows near Alpharetta
The 1990s were the busiest decade near Alpharetta, with 19 of the 103 confirmed tornadoes within 25 miles; the 2020s have produced 8 so far. The Alpharetta record runs from the 1950s to today.
Of the tornadoes rated near Alpharetta, 72 reached EF0 or EF1 and 31 reached EF2 or stronger. The most intense on record near Alpharetta is rated EF4, of which 3 are logged.
Across the last 20 years Alpharetta has averaged 1.6 confirmed tornadoes a year within 25 miles, 31 in total. 2008 was the busiest of them with 4, and 4 of those years passed with none at all.