Severe Weather History


2021 Severe Weather Season in the United States

32,166

Recorded events

2,960

Counties affected

288

Direct deaths

$4.2B

Property damage

The 2021 severe weather season produced 32,166 recorded events across 2,960 U.S. counties, with 288 direct deaths. It ranks #24 among all years in the archive by event count.

Through the year

2021 severe weather by month

2021 recorded severe weather events by month
2021 recorded severe weather events by month

By hazard type

What hit the U.S. in 2021

HazardEventsDeathsDamage
Thunderstorm Wind15,53226$183.9M
Hail6,2720$1.0B
Flash Flood4,794134$2.4B
Flood2,02512$148.3M
Tornado1,545103$232.6M
Heavy Rain1,3580$1.5M
Lightning24211$10.1M
Debris Flow2122$164.4M
Funnel Cloud1830$0
Heavy Snow20$0
Strong Wind10$30K
Source: NOAA/NCEI Storm Events · county-tagged records

Deadliest days

The deadliest events of 2021

DateEventCountyDeathsInjuries
Dec 11, 2021Tornado EF4Graves County, Kentucky24210
Aug 21, 2021Flash FloodHumphreys County, Tennessee190
Dec 11, 2021Tornado EF3Warren County, Kentucky1663
Dec 11, 2021Tornado EF4Hopkins County, Kentucky15200
Dec 11, 2021Tornado EF4Muhlenberg County, Kentucky1125
Dec 11, 2021Tornado EF3Madison County, Illinois61
Mar 25, 2021Tornado EF3Calhoun County, Alabama610
Sep 1, 2021Flash FloodHunterdon County, New Jersey60
Aug 17, 2021Flash FloodHaywood County, North Carolina50
Mar 28, 2021Flash FloodDavidson County, Tennessee50
Source: NOAA/NCEI Storm Events · dates UTC

Violent tornadoes

EF4 and EF5 tornadoes of 2021

DateScaleTouchdown countyDeathsPath
2021-12-10EF4Obion County, Tennessee57168.5 mi
2021-12-10EF4Craighead County, Arkansas881.2 mi
2021-03-25EF4Heard County, Georgia038.6 mi
Source: NOAA SPC SVRGIS mapped tornado tracks

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