National Storms

September 2023 storm reports: hail, wind and tornadoes

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In September 2023, 699 hail, 1,487 damaging-wind and 27 tornado reports were logged on 30 storm days across 49 states. The largest hail reported was 4.00″ (grapefruit size) in Dawson County, NE on September 21, 2023. The most hail reports came on September 24, 2023 (105). Radar estimated hail of 1 inch or larger on 30 days; the widest swath, on September 23, 2023, covered 5,297 square miles.

Source: NOAA Storm Prediction Center storm reports; NOAA MRMS radar hail estimates (MESH) via the Iowa Environmental Mesonet. Data through November 6, 2026. Methodology

← August 2023 All 2023 storm days October 2023 →

699hail reports
1,487wind reports
27tornado reports
4.00″largest hail
30storm days
30days with 1″+ radar hail
Sep 1: 1Sep 2: 1Sep 3: 4Sep 4: 14Sep 5: 23Sep 6: 13Sep 7: 96Sep 8: 60Sep 9: 44Sep 10: 14Sep 11: 12Sep 12: 10Sep 13: 6Sep 14: 2Sep 15: 3Sep 16: 26Sep 17: 1Sep 18: 8Sep 19: 66Sep 20: 5Sep 21: 38Sep 22: 16Sep 23: 90Sep 24: 105Sep 25: 0Sep 26: 12Sep 27: 14Sep 28: 2Sep 29: 12Sep 30: 1Sep 1Sep 4Sep 7Sep 10Sep 13Sep 16Sep 19Sep 22Sep 25Sep 28max 105
Hail reports by day, September 2023

Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.

Major hail storms in September 2023

Biggest storm days of September 2023

DayHailWindTornadoLargest hailStatesRadar 1″+ areaRadar max
Sep 7, 20239645401.75″241,984 mi²2.82″
Sep 8, 20236023401.50″21876 mi²2.46″
Sep 9, 20234412712.75″212,767 mi²3.94″
Sep 23, 2023905973.85″105,297 mi²4.47″
Sep 24, 20231055104.00″32,667 mi²5.34″
Sep 5, 2023237202.75″12934 mi²2.94″
Sep 19, 2023662112.50″72,435 mi²3.66″
Sep 12, 2023107601.75″10769 mi²2.77″
Sep 4, 2023146701.75″7603 mi²2.80″
Sep 6, 2023136601.75″10515 mi²2.44″

Largest hail reported in September 2023

DaySizeLocation
Sep 21, 20234.00″ (grapefruit)Dawson County, NE
Sep 24, 20234.00″ (grapefruit)Williamson County, TX
Sep 23, 20233.85″ (teacup)McIntosh County, OK
Sep 24, 20233.75″ (teacup)Williamson County, TX
Sep 24, 20233.50″ (teacup)Williamson County, TX
Sep 24, 20233.50″ (teacup)Williamson County, TX
Sep 23, 20233.25″ (teacup)Seminole County, OK
Sep 23, 20233.00″ (teacup)Okmulgee County, OK
Sep 23, 20233.00″ (teacup)Seminole County, OK
Sep 23, 20233.00″ (teacup)Pontotoc County, OK

Storm reports by state, September 2023

StateHailWindTornadoLargest hail
Texas14314724.00″
New York1314401.25″
Oklahoma895603.85″
Virginia2211201.50″
Pennsylvania1711401.25″
Missouri495002.50″
Kansas682622.75″
Nebraska572204.00″
South Carolina136101.75″
New Jersey294301.75″
Florida66231.00″
Georgia194901.75″
Maryland135501.50″
North Carolina95611.00″
Massachusetts45311.00″
Louisiana25411.50″
Minnesota163532.75″
South Dakota192551.75″
Mississippi64001.75″
Utah14401.00″
Arkansas33001.00″
Arizona62511.00″
Wyoming25202.75″
North Dakota32201.25″
New Mexico101501.75″
West Virginia81601.50″
Connecticut11911.00″
New Hampshire71301.50″
Kentucky10601.75″
Nevada31201.00″
Tennessee21301.50″
Alabama3901.00″
Illinois21001.00″
Iowa7121.25″
Delaware3511.00″
Maine090–
Vermont1701.00″
Montana2501.00″
California060–
Colorado1401.00″
Indiana5001.00″
Idaho040–
Rhode Island012–
Michigan020–
Washington020–
Wisconsin1011.00″
District of Columbia010–
Ohio001–
Oregon1001.00″

Every storm day in September 2023

Sep 1 Sep 2 Sep 3 Sep 4 Sep 5 Sep 6 Sep 7 Sep 8 Sep 9 Sep 10 Sep 11 Sep 12 Sep 13 Sep 14 Sep 15 Sep 16 Sep 17 Sep 18 Sep 19 Sep 20 Sep 21 Sep 22 Sep 23 Sep 24 Sep 25 Sep 26 Sep 27 Sep 28 Sep 29 Sep 30

A storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Read more about NOAA storm reports.

Guide: Storm reports: preliminary vs final