Severe Weather History


September Severe Weather in the United States

68,226

Recorded events

5.3%

Share of the whole archive

716

Direct deaths

$34.7B

Property damage

September severe weather accounts for 68,226 recorded events — 5.3% of everything in the U.S. archive — spread across 3,148 counties, with 716 direct deaths since 1950.

Recorded severe weather events by month across the whole U.S. archive
Recorded severe weather events by month across the whole U.S. archive

By hazard type

What hits the U.S. in September

HazardEventsDeaths
Thunderstorm Wind25,66151
Hail17,1461
Flash Flood11,360372
Tornado3,93598
Flood3,91251
Heavy Rain3,7656
Lightning1,20487
Funnel Cloud6230
Wildfire2020
Waterspout1750
Source: NOAA/NCEI Storm Events · every year since 1950 combined

By state

States with the most September severe weather

RankStateEvents
#1Texas5,272
#2Kansas4,500
#3Iowa3,112
#4Oklahoma2,950
#5Virginia2,889
#6Minnesota2,597
#7Missouri2,571
#8Florida2,373
#9North Carolina2,341
#10Pennsylvania2,308
#11New York2,271
#12Nebraska2,212
#13Wisconsin2,160
#14Illinois1,754
#15Arizona1,703
Source: NOAA/NCEI Storm Events · all years combined

Significant events

The deadliest September events on record

DateEventCountyDeaths
Sep 27, 2024Flash FloodBuncombe County, North Carolina15
Sep 27, 2024Debris FlowBuncombe County, North Carolina13
Sep 14, 2015Flash FloodWashington County, Utah13
Sep 30, 1959Tornado F3Albemarle County, Virginia11
Sep 27, 2024Flash FloodYancey County, North Carolina9
Sep 27, 2024Flash FloodUnicoi County, Tennessee9
Sep 20, 2017Flash FloodToa Baja Municipio, Puerto Rico9
Sep 27, 2024Flash FloodBuncombe County, North Carolina9
Sep 16, 1999Flash FloodEdgecombe County, North Carolina8
Sep 12, 1961Tornado F4Galveston County, Texas8
Source: NOAA/NCEI Storm Events · dates UTC

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