Chicago, IL Hail MapRecent Hail Storms & Damage Swaths
Live hail storm data for Chicago sourced from NOAA SPC and radar-verified swath reports. 215 hail events recorded over the last 5 years — averaging 43 events per year. Peak hail season in Illinois runs April – July.
View Chicago on the Interactive Hail Map
Filter by date range, hail size, or state. Stack multiple storm events to compare swaths and estimate property exposure.
Chicago Hail Climate Profile
Chicago Hail Statistics
215
Hail Events (5-yr)
43
Avg. Events / Year
April – July
Peak Season
#3
US City by Population
Live Storm Feed
Recent Hail Activity in Illinois
No significant hail recorded in the Chicago area in the last 90 days.
Check the national hail map for the latest U.S. events.
Data sourced from NOAA SPC and radar-verified hail reports. Updated hourly. View 12-month Illinois history →
Understanding Hail Risk in Chicago
Hail Season
Chicago's hail season follows the broader Illinois pattern of April – July, when atmospheric instability peaks and supercell thunderstorms become most frequent.
Damage Thresholds
Hail 0.75" or larger damages soft metals (gutters, HVAC). Hail 1.0" damages shingles. Hail 1.5"+ causes catastrophic roof damage across all material types — typically triggering full replacement claims with insurers.
Insurance & Claims
Illinois prohibits in-person or telephone solicitation at a loss site. AI-STORMS does not solicit at loss sites; all outreach targets property owners who have not yet filed a claim. PA licensing required.
Frequently Asked Questions
When was the last hail storm in Chicago?
Our storm feed has not recorded significant hail in the Chicago area in the last 90 days. For real-time swath data, use the interactive hail map linked on this page.
Does insurance cover hail damage in Illinois?
Standard homeowners insurance policies in Illinois typically cover hail damage to roofs, siding, and windows under the dwelling coverage section. Illinois prohibits in-person or telephone solicitation at a loss site. AI-STORMS does not solicit at loss sites; all outreach targets property owners who have not yet filed a claim. PA licensing required.
How big does hail need to be to damage a roof?
Hail 0.75 inches (dime-size) or larger can dent soft metals like gutters and flashing. Hail 1 inch (quarter-size) or larger typically causes shingle bruising or granule loss that shortens roof life even if not immediately visible. Hail 1.5 inches (golf ball-size) or larger causes obvious structural damage to most roofing materials and is the threshold insurers most commonly accept for full roof replacement claims.
How many hail storms does Chicago get per year?
Based on 5-year NOAA data, Chicago averages approximately 43 hail events per year (215 events over the last 5 years). Peak hail season in Illinois is April – July.
Get Alerted + Automated Outreach When Hail Hits Chicago
AI-STORMS monitors Chicago 24/7. The moment qualifying hail is detected, we discover affected properties, skip-trace owner contacts, and deploy compliant outreach — all within 35 minutes. Beat your competitors to every storm in Chicago.