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71,808 tornadoes · 3,044 counties · NOAA data since 1950

Every tornado in your county since 1950.

Look up any U.S. county to see every tornado NOAA has recorded there, mapped, with the strongest, the deadliest, when they hit and what to do when the sirens sound.

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Tornadoes per square mile, by county

Darker means more tornadoes for the county’s size, 1950 to 2024.

Map of U.S. counties shaded by tornadoes per 1,000 square miles since 1950
under 10 10 to 25 25 to 50 50 to 75 75 to 100 over 100 per 1,000 sq mi. NOAA Storm Prediction Center, 1950 to 2024.
Alabama2,635Alaska5Arizona292Arkansas2,082California480Colorado2,448Connecticut127Delaware75District of Columbia6Florida3,733Georgia1,966Hawaii41Idaho224Illinois3,010Indiana1,695Iowa3,031Kansas4,573Kentucky1,216Louisiana2,421Maine136Maryland419Massachusetts195Michigan1,116Minnesota2,168Mississippi2,758Missouri2,602Montana444Nebraska3,176Nevada97New Hampshire101New Jersey191New Mexico662New York527North Carolina1,533North Dakota1,656Ohio1,372Oklahoma4,403Oregon133Pennsylvania967Puerto Rico32Rhode Island20South Carolina1,213South Dakota1,936Tennessee1,424Texas9,481Utah137Vermont50Virginia828Washington136West Virginia177Wisconsin1,579Wyoming740

Tools

County tornado historyEvery tornado in your county since 1950, by county or ZIP codeTornadoes on this dayThe strongest tornadoes on any date since 1950

States with the most tornadoes

All states
9,481 tornadoes since 1950Texas tornado history 9,481 tornadoes since 1950, about 126 a year. Peak month May. 4,573 tornadoes since 1950Kansas tornado history 4,573 tornadoes since 1950, about 61 a year. Peak month May. 4,403 tornadoes since 1950Oklahoma tornado history 4,403 tornadoes since 1950, about 59 a year. Peak month May. 3,733 tornadoes since 1950Florida tornado history 3,733 tornadoes since 1950, about 50 a year. Peak month June. 3,176 tornadoes since 1950Nebraska tornado history 3,176 tornadoes since 1950, about 42 a year. Peak month June. 3,031 tornadoes since 1950Iowa tornado history 3,031 tornadoes since 1950, about 40 a year. Peak month June. 3,010 tornadoes since 1950Illinois tornado history 3,010 tornadoes since 1950, about 40 a year. Peak month May. 2,758 tornadoes since 1950Mississippi tornado history 2,758 tornadoes since 1950, about 37 a year. Peak month April.

Stay safe and know the records

All guides
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