National Storms

August 2026 storm reports: hail, wind and tornadoes

IndependentNot affiliated with NOAA or the National Weather Service.

In August 2026, 547 hail, 4,128 damaging-wind and 100 tornado reports were logged on 31 storm days across 48 states. The largest hail reported was 4.50″ (softball size) near Ryan, IA on August 7, 2026. The most hail reports came on August 11, 2026 (69). Radar estimated hail of 1 inch or larger on 31 days; the widest swath, on August 11, 2026, covered 8,854 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

← July 2026 All 2026 storm days September 2026 →

547hail reports
4,128wind reports
100tornado reports
4.50″largest hail
31storm days
31days with 1″+ radar hail
Aug 1: 2Aug 2: 3Aug 3: 4Aug 4: 2Aug 5: 11Aug 6: 36Aug 7: 32Aug 8: 17Aug 9: 9Aug 10: 37Aug 11: 69Aug 12: 27Aug 13: 11Aug 14: 13Aug 15: 6Aug 16: 4Aug 17: 19Aug 18: 21Aug 19: 28Aug 20: 37Aug 21: 24Aug 22: 35Aug 23: 16Aug 24: 17Aug 25: 10Aug 26: 19Aug 27: 21Aug 28: 1Aug 29: 12Aug 30: 3Aug 31: 1Aug 1Aug 4Aug 7Aug 10Aug 13Aug 16Aug 19Aug 22Aug 25Aug 28Aug 31max 69
Hail reports by day, August 2026

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

Biggest storm days of August 2026

DayHailWindTornadoLargest hailStatesRadar 1″+ areaRadar max
Aug 11, 202669551244.50″238,854 mi²5.37″
Aug 10, 20263741254.50″213,165 mi²5.11″
Aug 20, 202637250132.50″233,739 mi²3.80″
Aug 22, 20263523831.75″201,909 mi²3.39″
Aug 16, 2026425121.50″171,014 mi²2.69″
Aug 21, 20262423033.00″193,089 mi²4.28″
Aug 17, 20261921902.50″193,439 mi²3.76″
Aug 12, 20262720083.50″243,117 mi²3.90″
Aug 7, 20263218244.50″233,837 mi²3.54″
Aug 13, 20261115821.75″251,650 mi²3.50″

Largest hail reported in August 2026

DaySizeLocation
Aug 7, 20264.50″ (softball)Ryan, IA
Aug 10, 20264.50″ (softball)7 mi E of Prairie City, SD
Aug 11, 20264.50″ (softball)5 mi NW of Clinton, NE
Aug 11, 20264.00″ (grapefruit)6 mi NW of Oglala, SD
Aug 11, 20264.00″ (grapefruit)4 mi SE of Clinton, NE
Aug 11, 20263.60″ (teacup)2 mi SSW of Hermosa, SD
Aug 11, 20263.50″ (teacup)8 mi E of Porcupine, ND
Aug 11, 20263.50″ (teacup)23 mi N of Ashby, NE
Aug 12, 20263.50″ (teacup)11 mi W of Hot Springs, SD
Aug 14, 20263.50″ (teacup)Union Mills, VA

Storm reports by state, August 2026

StateHailWindTornadoLargest hail
Virginia629103.50″
Ohio16259182.00″
South Dakota8216824.50″
Nebraska5918074.50″
North Carolina823411.50″
West Virginia922501.75″
Indiana3017663.00″
Kentucky520131.25″
Pennsylvania417871.00″
Alabama218021.00″
Georgia117801.00″
Illinois13144182.50″
Mississippi616501.50″
South Carolina315231.00″
Arizona2010821.75″
Kansas359112.00″
Missouri139503.00″
Texas69721.50″
Arkansas148602.00″
Florida39201.00″
Colorado306133.00″
Iowa196594.50″
Tennessee77931.50″
Maryland0792–
New York96243.00″
Utah46811.75″
Minnesota511802.75″
Louisiana35201.25″
Wyoming104502.50″
North Dakota302303.50″
Oklahoma84203.00″
Montana63801.75″
New Mexico112301.75″
Wisconsin92211.50″
New Jersey12811.00″
Vermont41501.50″
California11501.00″
Connecticut11501.00″
Nevada11501.00″
Maine11301.00″
Delaware094–
Michigan4901.75″
Idaho0120–
Massachusetts0110–
New Hampshire1701.00″
District of Columbia010–
Oregon1001.00″
Rhode Island010–

Every storm day in August 2026

Aug 1 Aug 2 Aug 3 Aug 4 Aug 5 Aug 6 Aug 7 Aug 8 Aug 9 Aug 10 Aug 11 Aug 12 Aug 13 Aug 14 Aug 15 Aug 16 Aug 17 Aug 18 Aug 19 Aug 20 Aug 21 Aug 22 Aug 23 Aug 24 Aug 25 Aug 26 Aug 27 Aug 28 Aug 29 Aug 30 Aug 31

A storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Reports for the current year are preliminary; the counts change when NOAA publishes the final data. Read more about NOAA storm reports.

Guide: Storm reports: preliminary vs final