Alliance, OH Tornado History — 72 Tornadoes Since 1950
How many tornadoes has Alliance, OH had?
Alliance has had 72 tornadoes on record within 25 miles since 1950, including 4 strong to violent (EF3+) tornadoes.
When was the most recent tornado near Alliance?
The most recent tornado within 25 miles of Alliance was an EF0 on May 11, 2024.
When is tornado season in Alliance?
July is historically the peak month for tornadoes near Alliance, with 17 on record. April through June account for 37 of the 72 tornadoes on record near Alliance.
At a Glance
Recent Tornado Activity Near Alliance
The last 20 years of confirmed tornadoes within 25 miles — 21 total, averaging 1.1 per year over this window.
Preliminary tornado reports near Alliance since December 29, 2025
These are 2 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Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete.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.
An NWS survey team confirms a brief EF-1 tornado occurred in Canfield Township with max wind speeds of 95 mph. (CLE)
power lines down. (PBZ)
Within 25 miles of Alliance. Quoted text is the report narrative exactly as filed. Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.
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 Alliance
21 fatalities have been recorded within 25 miles of Alliance since 1950, across 3 events. 364 injuries have been reported across all events. 1985 was the deadliest year on record near Alliance.
The deadliest single event was an F5 on May 31, 1985, which caused 18 fatalities along a 47.0-mile track.
Notable Tornadoes Near Alliance
What the record shows near Alliance
The 1990s were the busiest decade near Alliance, with 15 of the 72 confirmed tornadoes within 25 miles; the 2020s have produced 9 so far. The Alliance record runs from the 1950s to today.
Of the tornadoes rated near Alliance, 55 reached EF0 or EF1 and 17 reached EF2 or stronger. The most intense on record near Alliance is rated EF5, of which 1 is logged.
Across the last 20 years Alliance has averaged 1.1 confirmed tornadoes a year within 25 miles, 21 in total. 2014 was the busiest of them with 4, and 10 of those years passed with none at all.