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NOAA's Storm Prediction Center logged hail of 1 inch or larger on 30 days in Illinois in the last 12 months. The largest report was 6.10 in near Kankakee on March 10, 2026. Storms from the last 120 days have their own page with the reports, a roof checklist and claim steps; older ones are listed in the table below.
| Date | Place | Largest | Reports | Source |
|---|---|---|---|---|
| September 15, 2026 | Peoria County | 1.50 in | 1 | SPC |
| August 21, 2026 | Highland | 2.50 in | 1 | SPC |
| August 21, 2026 | Clinton County | 2.00 in | 1 | SPC |
| August 21, 2026 | La Salle County | 1.50 in | 1 | SPC |
| August 21, 2026 | Sycamore | 1.00 in | 1 | SPC |
| August 21, 2026 | Machesney Park | 1.00 in | 1 | SPC |
| August 9, 2026 | Naperville | 1.00 in | 1 | SPC |
| August 9, 2026 | Vernon Hills | 1.00 in | 1 | SPC |
| July 27, 2026 | Shorewood | 3.00 in | 2 | SPC |
| July 27, 2026 | Iroquois County | 2.75 in | 2 | SPC |
| July 27, 2026 | Westmont | 2.50 in | 1 | SPC |
| July 27, 2026 | Dupage County | 2.00 in | 2 | SPC |
| July 27, 2026 | Cook County | 1.75 in | 5 | SPC |
| July 27, 2026 | Tinley Park | 1.75 in | 1 | SPC |
| July 27, 2026 | Mokena | 1.75 in | 1 | SPC |
| July 27, 2026 | La Grange Park | 1.50 in | 1 | SPC |
| July 27, 2026 | Minooka | 1.50 in | 1 | SPC |
| July 27, 2026 | Schaumburg | 1.25 in | 1 | SPC |
| July 27, 2026 | Hanover Park | 1.00 in | 1 | SPC |
| July 27, 2026 | Wauconda | 1.00 in | 1 | SPC |
| July 27, 2026 | Midlothian | 1.00 in | 1 | SPC |
| July 27, 2026 | Frankfort | 1.00 in | 1 | SPC |
| June 24, 2026 | Huntley | 1.50 in | 1 | SPC |
| June 24, 2026 | Algonquin | 1.00 in | 1 | SPC |
| June 24, 2026 | Lake in the Hills | 1.00 in | 1 | SPC |
| June 17, 2026 | Moultrie County | 3.00 in | 1 | SPC |
| June 17, 2026 | Coles County | 3.00 in | 1 | SPC |
| June 17, 2026 | Douglas County | 3.00 in | 2 | SPC |
| June 17, 2026 | Charleston | 2.75 in | 1 | SPC |
| June 17, 2026 | Macon County | 2.00 in | 4 | SPC |
| June 17, 2026 | Sangamon County | 1.75 in | 1 | SPC |
| June 16, 2026 | Champaign County | 1.75 in | 1 | SPC |
| June 16, 2026 | Vermilion County | 1.50 in | 2 | SPC |
| June 11, 2026 | Marshall County | 2.50 in | 2 | SPC |
| June 10, 2026 | Montgomery County | 1.25 in | 2 | SPC |
| May 16, 2026 | Jefferson County | 1.75 in | 1 | SPC |
| May 16, 2026 | Centralia | 1.00 in | 2 | SPC |
| May 4, 2026 | Madison County | 2.00 in | 2 | SPC |
| May 4, 2026 | Bond County | 1.75 in | 2 | SPC |
| May 4, 2026 | Clay County | 1.50 in | 1 | SPC |
| May 4, 2026 | Moultrie County | 1.00 in | 3 | SPC |
| May 3, 2026 | Alton | 2.00 in | 1 | SPC |
| April 27, 2026 | Jersey County | 2.50 in | 1 | SPC |
| April 27, 2026 | Madison County | 2.00 in | 2 | SPC |
| April 27, 2026 | Woodford County | 1.50 in | 2 | SPC |
| April 27, 2026 | Jackson County | 1.50 in | 2 | SPC |
| April 27, 2026 | Springfield | 1.50 in | 1 | SPC |
| April 27, 2026 | Gallatin County | 1.50 in | 1 | SPC |
| April 27, 2026 | Montgomery County | 1.50 in | 1 | SPC |
| April 27, 2026 | Franklin County | 1.00 in | 2 | SPC |
| April 27, 2026 | Richland County | 1.00 in | 2 | SPC |
| April 27, 2026 | Glen Carbon | 1.00 in | 1 | SPC |
| April 27, 2026 | Columbia | 1.00 in | 1 | SPC |
| April 27, 2026 | Mount Vernon | 1.00 in | 1 | SPC |
| April 27, 2026 | Carbondale | 1.00 in | 1 | SPC |
| April 26, 2026 | Jackson County | 1.75 in | 1 | SPC |
| April 26, 2026 | Belleville | 1.00 in | 1 | SPC |
| April 17, 2026 | Stephenson County | 3.00 in | 2 | SPC |
| April 17, 2026 | Winnebago County | 2.25 in | 2 | SPC |
| April 17, 2026 | Fulton County | 2.00 in | 2 | SPC |
| April 17, 2026 | Stark County | 2.00 in | 2 | SPC |
| April 17, 2026 | Schuyler County | 1.75 in | 1 | SPC |
| April 17, 2026 | Bureau County | 1.75 in | 1 | SPC |
| April 17, 2026 | Jo Daviess County | 1.75 in | 5 | SPC |
| April 17, 2026 | Knox County | 1.75 in | 1 | SPC |
| April 16, 2026 | Pulaski County | 1.75 in | 1 | SPC |
| April 14, 2026 | Ogle County | 1.75 in | 1 | SPC |
| April 14, 2026 | Belvidere | 1.75 in | 1 | SPC |
| April 14, 2026 | DeKalb | 1.25 in | 1 | SPC |
| April 14, 2026 | Huntley | 1.00 in | 1 | SPC |
| April 14, 2026 | Prospect Heights | 1.00 in | 1 | SPC |
| April 14, 2026 | South Elgin | 1.00 in | 1 | SPC |
| April 14, 2026 | Schaumburg | 1.00 in | 1 | SPC |
| April 14, 2026 | Carol Stream | 1.00 in | 1 | SPC |
| April 3, 2026 | Mason County | 2.00 in | 3 | SPC |
| April 2, 2026 | Carroll County | 3.00 in | 1 | SPC |
| April 2, 2026 | Tazewell County | 1.50 in | 1 | SPC |
| April 2, 2026 | Whiteside County | 1.50 in | 1 | SPC |
| April 2, 2026 | Peoria County | 1.00 in | 2 | SPC |
| April 2, 2026 | Dixon | 1.00 in | 1 | SPC |
| March 31, 2026 | Mason County | 1.75 in | 1 | SPC |
| March 31, 2026 | Will County | 1.75 in | 1 | SPC |
| March 31, 2026 | Washington | 1.50 in | 2 | SPC |
| March 31, 2026 | Ogle County | 1.50 in | 2 | SPC |
| March 31, 2026 | New Lenox | 1.00 in | 1 | SPC |
| March 30, 2026 | Berwyn | 2.00 in | 1 | SPC |
| March 30, 2026 | Hinsdale | 1.75 in | 1 | SPC |
| March 30, 2026 | Romeoville | 1.25 in | 1 | SPC |
| March 30, 2026 | St. Charles | 1.25 in | 1 | SPC |
| March 30, 2026 | West Chicago | 1.25 in | 1 | SPC |
| March 30, 2026 | Yorkville | 1.00 in | 1 | SPC |
| March 30, 2026 | Aurora | 1.00 in | 1 | SPC |
| March 26, 2026 | Moultrie County | 1.75 in | 1 | SPC |
| March 26, 2026 | Champaign County | 1.75 in | 1 | SPC |
| March 26, 2026 | Danville | 1.75 in | 1 | SPC |
| March 26, 2026 | Shelby County | 1.50 in | 1 | SPC |
| March 26, 2026 | Urbana | 1.25 in | 1 | SPC |
| March 26, 2026 | McLean County | 1.00 in | 2 | SPC |
| March 26, 2026 | Romeoville | 1.00 in | 1 | SPC |
| March 26, 2026 | Orland Park | 1.00 in | 1 | SPC |
| March 22, 2026 | Clark County | 1.00 in | 2 | SPC |
| March 22, 2026 | Mattoon | 1.00 in | 1 | SPC |
| March 22, 2026 | Effingham | 1.00 in | 1 | SPC |
| March 15, 2026 | Taylorville | 1.25 in | 1 | SPC |
| March 15, 2026 | Wood River | 1.00 in | 2 | SPC |
| March 11, 2026 | Bourbonnais | 4.50 in | 1 | SPC |
| March 10, 2026 | Kankakee | 6.10 in | 2 | SPC |
| March 10, 2026 | Livingston County | 5.00 in | 5 | SPC |
| March 10, 2026 | Kankakee County | 5.00 in | 3 | SPC |
| March 10, 2026 | Darien | 4.80 in | 1 | SPC |
| March 10, 2026 | Bolingbrook | 3.00 in | 1 | SPC |
| March 10, 2026 | Stephenson County | 2.75 in | 4 | SPC |
| March 10, 2026 | Bureau County | 2.25 in | 3 | SPC |
| March 10, 2026 | La Grange Park | 2.00 in | 1 | SPC |
| March 10, 2026 | Jo Daviess County | 2.00 in | 1 | SPC |
| March 10, 2026 | Macon County | 1.50 in | 1 | SPC |
| March 10, 2026 | Kewanee | 1.50 in | 2 | SPC |
| March 10, 2026 | Plainfield | 1.25 in | 2 | SPC |
| March 10, 2026 | Henry County | 1.00 in | 3 | SPC |
| March 10, 2026 | Plano | 1.00 in | 1 | SPC |
The most recent report of 1-inch-plus hail in Illinois in NOAA's storm reports is from September 15, 2026. The table on this page lists every day in the last 12 months.
From the local storm reports the National Weather Service sends to NOAA's Storm Prediction Center: trained spotters, the public, emergency managers and media. They are preliminary, and one report describes one spot.
From about 1 inch (quarter size) damage becomes likely, especially on older shingles; golf-ball hail (1.75 in) and larger often damages standard asphalt shingles.