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HailGeeks
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Hail Map with Reports for Chicago, IL

View the free hail map with reports for Chicago, IL from August 10, 2021. This event is marked as Complete, with a Moderate storm impact level and a Moderate Event Inspection Score.

Free Interactive Hail Map Hail Report by ZIP
Moderate
Event Inspection Score
Moderate
Storm Impact
Complete
Event Status
Aug 10, 2021
Event Date
Map Preview

Hail Swath Map Preview

The Chicago, IL hail swath map preview was last reviewed on August 27, 2026 and shows mapped hail estimates up to 1.25". There are 0 public hail reports, 45 public wind reports, and 0 nearby tornado reports listed for the August 10, 2021 event.

Region: Chicago, IL
August 10, 2021 Hail swath map preview for Chicago, IL on August 10, 2021
Open Interactive Map
Max Hail
1.25"
Mapped estimated hail size
Public Hail Reports
0
Largest report: —
Public Wind Reports
45
Reports near map area
Tornado Reports
0
Reports near map area

View the August 10, 2021 Chicago, IL hail event on the free interactive hail map, then check a free Hail Report by ZIP to see a more local hail signal for your area.

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Map Footprint

Impact Area and Population for the Chicago, IL Hail Map

The August 10, 2021 hail swath map for Chicago, IL covers approximately 2,329 square miles and includes an estimated 1,874,872 people inside the mapped footprint. The largest mapped area is in the 0.50-0.75" hail band, covering 1,058 square miles. The highest estimated population exposure is in the 0.50-0.75" hail band with 858,488 people.

Mapped Impact Area
2,329 sq mi
Largest band: 0.50-0.75"
Population Inside Footprint
1,874,872
Highest population band: 0.50-0.75"
Mapped Hail BandImpact AreaPopulation
< 0.50"961 sq mi828,734
0.50-0.75"1,058 sq mi858,488
0.75-1.00"278 sq mi174,585
1.00-1.25"27 sq mi12,813
1.25-1.50"4 sq mi252

Get a free Hail Report by ZIP to see a more local hail signal and whether the August 10, 2021 Chicago, IL hail event may have reached your area.

Housing Impact

Housing Exposure Inside the Chicago, IL Hail Swath Map

Inside the August 10, 2021 hail swath map area for Chicago, IL, HailGeeks estimates 660,886 single-family homes, 78,837 townhomes, and 390,416 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the 0.50-0.75" hail band, with 296,442 single-family homes.

Single-Family Homes
660,886
Largest band: 0.50-0.75"
Townhomes
78,837
Largest band: 0.50-0.75"
Multifamily Properties
390,416
Largest band: < 0.50"
Mapped Hail BandSingle-FamilyTownhomesMultifamily
< 0.50"293,29434,296185,666
0.50-0.75"296,44237,947178,381
0.75-1.00"65,7836,01425,291
1.00-1.25"5,2425641,071
1.25-1.50"125167

Use this table to review housing exposure by hail band for the August 10, 2021 Chicago, IL hail map. To check a specific property more closely, use a free Hail Report by Address.

Affected Counties

Counties Inside the Chicago, IL Hail Map

Hail from the August 10, 2021 storm was mapped across 20 counties in the Chicago, IL region. Kane County, IL had the strongest mapped signal, peaking at 1.25" with roughly 30,233 single-family homes inside the swath.

Kane CountyIL
30K homes in the hail path
McHenry CountyIL
30K homes in the hail path
DeKalb CountyIL
830 homes in the hail path
Newton CountyIN
542 homes in the hail path
Cook CountyIL
293K homes in the hail path
Lake CountyIN
59K homes in the hail path
LaPorte CountyIN
26K homes in the hail path
Will CountyIL
26K homes in the hail path
Porter CountyIN
21K homes in the hail path
Showing 9 of 20 counties

County pages group every mapped hail event in the area. For a closer look, drop to the city or ZIP level below, or run a free Hail Report by Address.

Affected Cities

Cities Inside the Chicago, IL Hail Map

Zooming in, the swath touched 164 cities near Chicago, IL. Morton Grove, IL had the strongest mapped signal at 1.00", with an estimated 9,698 single-family homes exposed.

Morton GroveIL
10K homes in the hail path
WilmetteIL
9K homes in the hail path
HampshireIL
2K homes in the hail path
GolfIL
1K homes in the hail path
BurlingtonIL
483 homes in the hail path
Lake VillageIN
96 homes in the hail path
Sumava ResortsIN
86 homes in the hail path
ChicagoIL
67K homes in the hail path
NapervilleIL
15K homes in the hail path
WheatonIL
12K homes in the hail path
BerwynIL
12K homes in the hail path
BurbankIL
10K homes in the hail path
Showing 12 of 164 cities

City cards show where the August 10, 2021 Chicago, IL hail activity was mapped, but your ZIP can show a closer local signal. Get a free Hail Report by ZIP, and if the signal looks meaningful, ask a local pro about a Remote Hail Inspection to see whether an on-site roof or exterior review may be worth scheduling.

ZIP Codes

ZIP Codes Inside the Chicago, IL Hail Swath Map

At the ZIP level, the August 10, 2021 Chicago, IL hail map spans 175 ZIP codes. ZIP 60140 shows the strongest local signal, with mapped hail estimates up to 1.25" and an estimated single-family-home exposure of 3,344.

60140Hampshire, IL
3K homes in the hail path
46349Lake Village, IN
405 homes in the hail path
60178Sycamore, IL
29 homes in the hail path
60091Wilmette, IL
8K homes in the hail path
60076Skokie, IL
7K homes in the hail path
60053Morton Grove, IL
6K homes in the hail path
60077Skokie, IL
5K homes in the hail path
60025Glenview, IL
4K homes in the hail path
60029Golf, IL
413 homes in the hail path
46376Schneider, IN
156 homes in the hail path
60109Burlington, IL
138 homes in the hail path
46379IN
101 homes in the hail path
Showing 12 of 175 ZIP codes

Check your ZIP in seconds to see whether hail activity from the August 10, 2021 Chicago, IL event was mapped near your area.

Public Storm Reports

Public Hail, Wind, and Tornado Reports

Public storm report tables connected to the August 10, 2021 hail map for Chicago, IL currently list 0 public hail reports, 45 public wind reports, and 0 tornado reports.

Date & TimeWind SpeedCityStateDescription
August 10, 2021
6:38 PM CT
2 NE Lake In The HillsILBILLBOARD DESTROYED ALONG VIRGINIA AVE IN CRYSTAL LAKE.
August 10, 2021
6:38 PM CT
2 NE Lake In The HillsILMULTIPLE TREES AND POWER LINES DOWNED IN THE CRYSTAL LAKE... ALGONQUIN... CARY... AND MCHENRY AREAS. TIME ESTIMATED BY RADAR.
August 10, 2021
6:39 PM CT
1 E Crystal LakeILNUMEROUS TREES AND TREE LIMBS DOWNED NEAR PINGREE ROAD AND US31 IN CRYSTAL LAKE. TIME ESTIMATED BY RADAR.
August 10, 2021
6:44 PM CT
SandwichILTREE DOWNED ON POWER LINES NEAR LISBON STREET AND GREEN STREET IN SANDWICH. TIME ESTIMATED BY RADAR.
August 10, 2021
6:52 PM CT
MarengoILBRANCH DOWNED IN MARENGO AREA. REPORT RELAYED VIA MPING. TIME ESTIMATED BY RADAR.
August 10, 2021
7:03 PM CT
2 N Bull ValleyILPUBLIC REPORT OF TREE BRANCHES DOWNED NEAR BULL VALLEY. RELAYED VIA MPING. TIME ESTIMATED BY RADAR.
August 10, 2021
7:05 PM CT
GreenwoodILNUMEROUS TREES DOWNED NEAR WONDER LAKE. ONE TREE HAS MOST BRANCHED REMOVED. TIME ESTIMATED BY RADAR.
August 10, 2021
7:05 PM CT
MchenryILDELAYED REPORT RELAYED VIA SOCIAL MEDIA. LARGE TREE DOWN THROUGH ROOF... WITH LARGE TREE ALSO BLOWN DOWN IN NEIGHBORING YARD. TIME ESTIMATED VIA RADAR.
August 10, 2021
7:11 PM CT
ElginILNUMEROUS REPORTS OF TREE BRANCHES DOWNED IN ELGIN AND VICINITY. RELAYED VIA MPING. TIME ESTIMATED BY RADAR.
August 10, 2021
7:11 PM CT
Sleepy HollowILDELAYED REPORT. RELAYED VIA SOCIAL MEDIA. LARGE TREE LIMBS BLOWN DOWN AND LARGE TREE BLOWN DOWN OR UPROOTED NEAR BEAU BRUMMEL DR AND SLEEPY HOLLOW RD.
August 10, 2021
7:12 PM CT
West DundeeILDELAYED REPORT RELAYED VIA SOCIAL MEDIA. MULTIPLE LARGE TREES AND TREE LIMBS BLOWN DOWN THROUGHOUT TOWN. TIME ESTIMATED BY RADAR.
August 10, 2021
7:15 PM CT
AlgonquinILPUBLIC REPORT OF AN UPROOTED AND ANOTHER SNAPPED TREE IN ALGONQUIN. TIME ESTIMATED BY RADAR.
August 10, 2021
7:17 PM CT
2 W SchaumburgILAPPROXIMATELY 5 INCH DIAMETER TREE LIMB DOWNED.
August 10, 2021
7:18 PM CT
2 ENE South BarringtonILLARGE TREES DOWN.
August 10, 2021
7:30 PM CT
GrayslakeILTRAINED SPOTTER REPORTS SHINGLES BLOWN OFF ROOF IN GRAYSLAKE AREA. TIME ESTIMATED BY RADAR.
August 10, 2021
7:33 PM CT
ElmhurstILPUBLIC REPORT OF LARGE BRANCHES DOWNED IN ELMHURST AREA. TIME ESTIMATED BY RADAR.
August 10, 2021
7:35 PM CT
Des PlainesILTRAINED SPOTTER REPORTS LARGE TREE SNAPPED IN DES PLAINES. OTHER REPORTS OF TREE DAMAGED ALSO RECEIVED IN VICINITY. TIME ESTIMATED BY RADAR.
August 10, 2021
7:35 PM CT
Oakbrook TerraceILPOWER LINE DOWNED NEAR MIDWEST ROAD AND BUTTERFIELD ROAD IN OAK BROOK. TIME ESTIMATED BY RADAR.
August 10, 2021
7:36 PM CT
Buffalo GroveILSEVERAL TREES DOWNED AROUND BUFFALO GROVE.
August 10, 2021
7:38 PM CT
1 ENE WadsworthILTRAINED SPOTTER RELAYED 5 INCH TO 2 FOOT DIAMETER BRANCHES DOWN IN AN AROUND WADSWORTH.
Showing 45 public wind reports

This table includes only public storm reports connected to the August 10, 2021 Chicago, IL storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.

Related Hail Maps

Related Hail Maps in the Chicago, IL Region

We found 6 more hail maps with reports from the same Chicago, IL region as the August 10, 2021 event. These related maps cover storm dates from Jul 7, 2021 through Aug 9, 2021, with mapped hail estimates ranging from 0.75" to 1.00". In this set, the strongest related map reached 1.00", and the most recent map shown is from Aug 9, 2021.

Hail map for Chicago, IL on Jul 7, 2021
Jul 7, 2021
0.75″ Hail
Event Inspection ScoreLow
Chicago, IL
4K HomesHail map with reports →
Hail map for Chicago, IL on Jul 24, 2021
Jul 24, 2021
1.00″ Hail
Event Inspection ScoreLow
Chicago, IL
54K HomesHail map with reports →
Hail map for Chicago, IL on Jul 27, 2021
Jul 27, 2021
0.75″ Hail
Event Inspection ScoreLow
Chicago, IL
51K HomesHail map with reports →
Hail map for Chicago, IL on Aug 6, 2021
Aug 6, 2021
0.75″ Hail
Event Inspection ScoreLow
Chicago, IL
10K HomesHail map with reports →
Hail map for Chicago, IL on Aug 7, 2021
Aug 7, 2021
0.75″ Hail
Event Inspection ScoreLow
Chicago, IL
85 HomesHail map with reports →
Hail map for Chicago, IL on Aug 9, 2021
Aug 9, 2021
0.75″ Hail
Event Inspection ScoreLow
Chicago, IL
8K HomesHail map with reports →

If none of these related Chicago, IL hail maps look close enough to your property, check a free Hail Report by Address. It reviews hail history for a specific location — not just the broader Chicago, IL region — so you can check whether hail activity may have reached your property.

Remote Hail Inspection

Local Hail Review Options Near Chicago, IL

Not sure whether the August 10, 2021 Chicago, IL hail map matters for your property? Start with a free Hail Report by Address to see whether hail activity was mapped for that property. If the property signal looks meaningful, you can choose a local pro serving the Chicago, IL region and ask about a Remote Hail Inspection before deciding whether an on-site roof or exterior review is worth scheduling.

Get a Free Hail Report by Address

Check a specific property to see whether hail activity from the August 10, 2021 Chicago, IL event — or another recent hail event — may have been mapped at that address.

A Participating Local Pro

Find a roof or exterior pro serving the Chicago, IL region who can help you understand what the property hail signal may mean.

Remote Hail Inspection

A participating local pro reviews property-level hail history remotely — not just the August 10, 2021 event — to help decide whether an on-site inspection may be worth scheduling.

A free Hail Report by Address and a Remote Hail Inspection can help you look beyond the August 10, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Chicago, IL region, but they can help you make a more informed next decision before anyone climbs on the roof.

FAQ

Frequently Asked Questions

Common questions about the August 10, 2021 Chicago, IL hail event.

How big was the hail in Chicago, IL on August 10, 2021?
Mapped hail estimates reached up to 1.25" in the Chicago, IL area on August 10, 2021.
How accurate is this Chicago, IL hail map?
This hail map is based on mapped hail estimates, with public storm report context shown where available. It helps show where stronger hail may have occurred during the August 10, 2021 storm event, but it does not confirm property damage at any one address.
What does the Event Inspection Score of Moderate mean?
For this Chicago, IL event, the Event Inspection Score is Moderate. The score reflects how strong the hail-history signal is and whether a closer roof or exterior review may make sense. A higher score means a stronger signal, not confirmed damage.
How many people were in the Chicago, IL hail area?
An estimated 1,874,872 people live inside the mapped hail footprint, which covers about 2,329 square miles. This is an estimate of residents inside the storm area, not a count of people who reported damage.
How many storm reports came from this event?
For the August 10, 2021 Chicago, IL event, public storm report tables currently list 0 hail reports, 45 wind reports, and 0 tornado reports. Public reports are point observations and are not available for every location.
Can I use this Chicago, IL hail map for my business or content?
Yes. This hail map is free to use and share for marketing, print, blogs, content, research, and similar uses as long as attribution is included with a link back to this page. Use the Share button on the map to copy a ready-made credit line. Use is also subject to our Terms of Use.
How often is this hail map updated?
This event map was generated shortly after the storm and was last reviewed on August 27, 2026. It may be updated as additional hail data or public storm reports become available.
My home is in the Chicago, IL area — what should I do?
If your address falls inside a mapped hail band from the August 10, 2021 storm event, check a free Hail Report by Address for an address-level first look. You can also ask a qualified local pro whether a closer roof or exterior review may make sense.
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