Hail History

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Hail history for Glendale Heights, IL

Last hail within 10 milesAug 9, 20260.75 in (penny)
Hail days, last 12 months5
Largest hail since 20062.5 in (tennis ball)Jul 27, 2026
Hail days since 200668
Days with hail 1 inch or larger45
Tornadoes within 10 miles31
Damaging wind reports within 10 miles494

Hail has been reported within 10 miles of Glendale Heights on 68 days since 2006. The largest stones measured 2.5 in (tennis ball) on Jul 27, 2026. Hail is most common here in July and August.

Glendale Heights ranks #99 for hail days among the 1,399 U.S. cities of 25,000 to 100,000 people. See the ranking →

Recent hail near Glendale Heights

DateHail sizeWhereSource
Aug 9, 20260.75 in
penny		Naperville
1 hail report · closest 10 mi from Glendale Heights		NWS storm report (preliminary)
Jul 28, 20262 in
hen egg		Oak Brook
1 hail report · closest 8 mi from Glendale Heights		NWS storm report (preliminary)
Jul 27, 20262.5 in
tennis ball		Westmont, Clarendon Hills, Downers Grove
23 hail reports · closest near the center of Glendale Heights		NWS storm report (preliminary)
Apr 14, 20261 in
quarter		Cloverdale, Keeneyville, Schaumburg Regional Airport
3 hail reports · closest 5 mi from Glendale Heights		NOAA Storm Events
Mar 30, 20261.75 in
golf ball		Oak Brook, Downers Grove, West Chicago
4 hail reports · closest 7 mi from Glendale Heights		NOAA Storm Events
May 15, 20251.5 in
ping pong ball		Elmhurst, Glen Ellyn, Lombard
4 hail reports · closest 4 mi from Glendale Heights		NOAA Storm Events

One row per day: the largest hail reported that day within 10 miles, the places and the number of reports.

Hail days near Glendale Heights by year

60650720830931051141241331441511651741821942032122323124125526

When hail season peaks near Glendale Heights

Of the 68 hail days since 2006, most fell in July (12) and August (12).

Jan1Feb6Mar11Apr10May10Jun12Jul12Aug1Sep2Oct2Nov1Dec

Largest hail storms near Glendale Heights

Jul 27, 2026 · 2.5 in (tennis ball) · Westmont (9 mi from Glendale Heights)

Jun 26, 2019 · 2 in (hen egg) · Streamwood (10 mi from Glendale Heights)

Jul 28, 2026 · 2 in (hen egg) · Oak Brook (8 mi from Glendale Heights)

Sep 22, 2006 · 1.75 in (golf ball) · Dixon (5 mi from Glendale Heights)

Mar 22, 2007 · 1.75 in (golf ball) · Hanover Park (9 mi from Glendale Heights)

National Weather Service description (English): Golfball size hail occurred for several minutes and dented some cars.

Tornadoes within 10 miles of Glendale Heights

DateRatingWherePath
Jul 28, 2026EF?Wheaton
4 mi from Glendale Heights
Jul 27, 2026EF?Glen Ellyn
2 mi from Glendale Heights
Jul 27, 2026EF?Wheaton
4 mi from Glendale Heights
Jul 27, 2026EF?Glen Ellyn
2 mi from Glendale Heights
Jul 27, 2026EF?Downers Grove
9 mi from Glendale Heights
Jun 11, 2026EF1Munger
9 mi from Glendale Heights		2.2 mi long, 400 yd wide
Mar 15, 2025EF0Hanover Park
6 mi from Glendale Heights		0.8 mi long, 50 yd wide
Jul 15, 2024EF0Flowerfield
3 mi from Glendale Heights		3.1 mi long, 150 yd wide
Jul 15, 2024EF0Villa Park
5 mi from Glendale Heights		0.8 mi long, 50 yd wide
Jul 15, 2024EF0Bensenville
7 mi from Glendale Heights		1.3 mi long, 250 yd wide
Jul 15, 2024EF0Bensenville
8 mi from Glendale Heights		2.8 mi long, 250 yd wide
Jun 22, 2024EF0West Chicago
8 mi from Glendale Heights		7.8 mi long, 300 yd wide

Damaging thunderstorm winds near Glendale Heights

494 reports of damaging thunderstorm wind within 10 miles of Glendale Heights since 2006, on 120 days. The strongest measured gust was 84 mph on Jun 13, 2022.

DateStrongest gustWhereSource
Aug 11, 202680 mph, estimatedWarrenville, Westmont, Carol Stream
9 wind reports		NWS storm report (preliminary)
Aug 9, 2026damage reportedElk Grove Village
1 wind report		NWS storm report (preliminary)
Jul 27, 202672 mph, measuredOakbrook Terrace, Bensenville, Bartlett
33 wind reports		NWS storm report (preliminary)
Jul 3, 202663 mph, measuredOhare Airport, Westchester, Itasca
8 wind reports		NWS storm report (preliminary)
Jul 2, 202666 mph, measuredElmhurst, Hanover Park, Ohare Airport
8 wind reports		NWS storm report (preliminary)
Jun 24, 202681 mph, estimatedBartlett, Hanover Park, Cloverdale
4 wind reports		NOAA Storm Events
Jun 10, 202675 mph, estimatedHillside, Cloverdale, Westchester
12 wind reports		NOAA Storm Events
Apr 2, 202664 mph, estimatedFlowerfield, Winfield
2 wind reports		NOAA Storm Events
Aug 17, 202563 mph, measuredChicago O'Hare Airport, Glen Ellyn, Butterfield
6 wind reports		NOAA Storm Events
Aug 16, 202560 mph, estimatedLisle, Schaumburg
2 wind reports		NOAA Storm Events

Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.

Filing a roof or car hail claim?

Insurers ask for the date of loss. The dates on this page are when hail was reported near Glendale Heights; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.

Nearby cities

Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Distances are measured from the center of Glendale Heights.

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