Hail History

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Hail history for Round Lake Heights, IL

Last hail within 10 milesJul 27, 20261 in (quarter)
Hail days, last 12 months1
Largest hail since 20062.25 inMay 2, 2018
Hail days since 200631
Days with hail 1 inch or larger22
Tornadoes within 10 miles5
Damaging wind reports within 10 miles139

Hail has been reported within 10 miles of Round Lake Heights on 31 days since 2006. The largest stones measured 2.25 in on May 2, 2018. Hail is most common here in June and May.

Recent hail near Round Lake Heights

DateHail sizeWhereSource
Jul 27, 20261 in
quarter		Wauconda
1 hail report · closest 10 mi from Round Lake Heights		NWS storm report (preliminary)
May 15, 20252 in
hen egg		Gurnee
1 hail report · closest 8 mi from Round Lake 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 Round Lake Heights by year

406107108109110311122133141152164171181192012122223124125126

When hail season peaks near Round Lake Heights

Of the 31 hail days since 2006, most fell in June (8) and May (7).

JanFeb1Mar5Apr7May8Jun4Jul4Aug1Sep1OctNovDec

Largest hail storms near Round Lake Heights

May 2, 2018 · 2.25 in · Spring Grove (8 mi from Round Lake Heights)

National Weather Service description (English): Hail 2.25 inches in diameter was reported near Winn Road and Route 12.

Apr 13, 2006 · 2 in (hen egg) · Cherry Vly (3 mi from Round Lake Heights)

National Weather Service description (English): Hail slightly larger than golfballs was reported in downtown Cherry Valley.

May 15, 2025 · 2 in (hen egg) · Gurnee (8 mi from Round Lake Heights)

Jun 8, 2015 · 1.75 in (golf ball) · Trevor (10 mi from Round Lake Heights)

National Weather Service description (English): Lots of hail reported from the Spring Valley Country Club. The largest hail stones the size of golf balls.

Apr 25, 2016 · 1.75 in (golf ball) · Wauconda (8 mi from Round Lake Heights)

National Weather Service description (English): Golf ball size hail damaged multiple vehicles as well as a skylight in a home.

Tornadoes within 10 miles of Round Lake Heights

DateRatingWherePath
Jun 17, 2026EF0Campbell Airport
5 mi from Round Lake Heights		0.2 mi long, 125 yd wide
Aug 9, 2021EF1McCullom Lake
9 mi from Round Lake Heights		0.4 mi long, 70 yd wide
Aug 10, 2020EF1Channel Lake
8 mi from Round Lake Heights		1.8 mi long, 150 yd wide
Aug 10, 2020EF1Wilmot
9 mi from Round Lake Heights		4.5 mi long, 150 yd wide
Aug 2, 2015EF1Round Lake
2 mi from Round Lake Heights		7.5 mi long, 300 yd wide

Damaging thunderstorm winds near Round Lake Heights

139 reports of damaging thunderstorm wind within 10 miles of Round Lake Heights since 2006, on 67 days. The strongest measured gust was 81 mph on Aug 27, 2024.

DateStrongest gustWhereSource
Jul 27, 2026damage reportedAntioch
1 wind report		NWS storm report (preliminary)
Jun 11, 202663 mph, estimatedLibertyville, Grayslake, Lindenhurst
3 wind reports		NOAA Storm Events
Jun 10, 202675 mph, estimatedRound Lake Beach, Fox Lake, Antioch
5 wind reports		NOAA Storm Events
Apr 2, 202664 mph, estimatedSunnyside, Antioch
2 wind reports		NOAA Storm Events
Sep 21, 202563 mph, estimatedLakemoor
1 wind report		NOAA Storm Events
Jul 16, 202558 mph, estimatedIsland Lake
1 wind report		NOAA Storm Events
May 15, 202569 mph, estimatedAntioch, Spring Grove, Fox Lake Hills
5 wind reports		NOAA Storm Events
Mar 15, 202561 mph, estimatedJohnsburg
1 wind report		NOAA Storm Events
Aug 27, 202481 mph, measuredWauconda
1 wind report		NOAA Storm Events
Jul 15, 202463 mph, estimatedLindenhurst, Gurnee
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 Round Lake 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 Round Lake Heights.

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