Hail Swath Map Preview
The Chicago, IL hail swath map preview was last reviewed on August 28, 2026 and shows mapped hail estimates up to 1.25". There are 10 public hail reports, 44 public wind reports, and 1 nearby tornado reports listed for the March 31, 2023 event.
View the March 31, 2023 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.
Impact Area and Population for the Chicago, IL Hail Map
The March 31, 2023 hail swath map for Chicago, IL covers approximately 1,386 square miles and includes an estimated 602,565 people inside the mapped footprint. The largest mapped area is in the 0.50-0.75" hail band, covering 586 square miles. The highest estimated population exposure is in the < 0.50" hail band with 292,781 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 568 sq mi | 292,781 |
| 0.50-0.75" | 586 sq mi | 255,182 |
| 0.75-1.00" | 193 sq mi | 51,759 |
| 1.00-1.25" | 34 sq mi | 2,566 |
| 1.25-1.50" | 6 sq mi | 277 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the March 31, 2023 Chicago, IL hail event may have reached your area.
Housing Exposure Inside the Chicago, IL Hail Swath Map
Inside the March 31, 2023 hail swath map area for Chicago, IL, HailGeeks estimates 215,449 single-family homes, 29,704 townhomes, and 84,905 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the < 0.50" hail band, with 97,254 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 97,254 | 16,611 | 45,711 |
| 0.50-0.75" | 95,189 | 10,109 | 34,487 |
| 0.75-1.00" | 21,489 | 2,918 | 4,681 |
| 1.00-1.25" | 1,337 | 57 | 23 |
| 1.25-1.50" | 180 | 9 | 3 |
Use this table to review housing exposure by hail band for the March 31, 2023 Chicago, IL hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Chicago, IL Hail Map
Hail from the March 31, 2023 storm was mapped across 15 counties in the Chicago, IL region. LaPorte County, IN had the strongest mapped signal, peaking at 1.25" with roughly 2,313 single-family homes inside the swath.
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.
Cities Inside the Chicago, IL Hail Map
Zooming in, the swath touched 80 cities near Chicago, IL. Crown Point, IN had the strongest mapped signal at 1.00", with an estimated 7,426 single-family homes exposed.
City cards show where the March 31, 2023 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 Inside the Chicago, IL Hail Swath Map
At the ZIP level, the March 31, 2023 Chicago, IL hail map spans 77 ZIP codes. ZIP 46382 shows the strongest local signal, with mapped hail estimates up to 1.25" and an estimated single-family-home exposure of 773.
Check your ZIP in seconds to see whether hail activity from the March 31, 2023 Chicago, IL event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the March 31, 2023 hail map for Chicago, IL currently list 10 public hail reports, 44 public wind reports, and 1 tornado reports.
| Date & Time | Hail Size | City | State | Description |
|---|---|---|---|---|
March 31, 2023 4:13 PM CT |
1.00 in | 1 SW Kankakee | IL | No National Weather Service description provided. |
March 31, 2023 4:15 PM CT |
1.00 in | 3 SE Channahon | IL | REPORT FROM MPING: QUARTER (1.00 IN.). |
March 31, 2023 4:46 PM CT |
1.00 in | Matteson | IL | No National Weather Service description provided. |
March 31, 2023 4:54 PM CT |
1.00 in | Lakes Of The Four Seaso | IN | No National Weather Service description provided. |
March 31, 2023 4:55 PM CT |
1.00 in | 1 SSE Valparaiso | IN | PHOTO SHARED OF HAIL IN VALPARAISO WITH THE LARGEST HAILSTONES BEING APPROXIMATELY QUARTER SIZED. |
March 31, 2023 4:56 PM CT |
1.00 in | 1 NNW Valparaiso | IN | No National Weather Service description provided. |
March 31, 2023 4:58 PM CT |
1.00 in | Wanatah | IN | No National Weather Service description provided. |
March 31, 2023 4:58 PM CT |
1.25 in | 3 E Wanatah | IN | CORRECTS TIME OF PREVIOUS HAIL REPORT FROM 3 E WANATAH. |
March 31, 2023 5:05 PM CT |
1.00 in | Kingsford Heights | IN | No National Weather Service description provided. |
March 31, 2023 5:35 PM CT |
1.25 in | 3 E Wanatah | IN | No National Weather Service description provided. |
| Date & Time | Wind Speed | City | State | Description |
|---|---|---|---|---|
March 31, 2023 7:05 PM CT | 6 NNE Harvard | IL | TREE DAMAGE REPORTED AT ALDEN RD AND STATE LINE RD. | |
March 31, 2023 7:11 PM CT | 2 WNW Romeoville | IL | I-55 NEAR WEBER ROAD - SEMI-BLOWN OVER ON I-55. | |
March 31, 2023 7:13 PM CT | 2 NNW Plainfield | IL | 135TH ST AND RT. 30. SHINGLES BLOWN OFF... PATIO FURNITURE BLOWN UP OVER THE HOUSE. | |
March 31, 2023 7:17 PM CT | 1 W Lemont | IL | SEMI BLOWN OVER ON I-355 ON LEMONT BRIDGE CROSSING OF THE DESPLAINES RIVER. | |
March 31, 2023 7:53 PM CT | 4 SSE Sugar Grove | IL | MULTIPLE REPORTS OF DAMAGE... MAINLY TO TREES... IN THE VICINITY OF DICKSON AND GALENA ROADS. DAMAGE CONTINUES ENE TOWARDS MONTGOMERY. | |
March 31, 2023 7:58 PM CT | 3 WSW North Aurora | IL | WIRES DOWNED NEAR HERGET MIDDLE SCHOOL IN AURORA. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 7:58 PM CT | 3 WSW North Aurora | IL | SEMI BLOWN OVER ON I-88 NORTHWEST OF AURORA. | |
March 31, 2023 8:00 PM CT | Harvard | IL | MAIN POWER POLE SNAPPED IN HALF BLOCKING ROAD IN THE AREA OF 23500 BLOCK OF STREIT ROAD. | |
March 31, 2023 8:01 PM CT | Harvard | IL | CORRECTS PREVIOUS WIND DAMAGE REPORT FROM HARVARD. TREE DAMAGE REPORTED IN HARVARD. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 8:01 PM CT | 1 SW Batavia | IL | REPORTS OF EXTENSIVE WIND DAMAGE FROM MAIN/WILSON STREETS SOUTH TOWARDS WALNUT STREET AND EAST ACROSS THE FOX RIVER. MOST CONCENTRATED AREA OF DAMAGE ON ELM STREET WHERE DOZENS OF TREES DOWNED... SOME ON HOUSES. CHIMNEY BLOWN OVER AND NUMEROUS POWERLINES DOWN ACROSS ROUTE 31. | |
March 31, 2023 8:05 PM CT | 1 SE Aurora | IL | OAK TREE FELL ONTO THE ROOF OF A HOUSE IN AURORA. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 8:05 PM CT | 6 NNE Harvard | IL | CORRECTS TIME OF PREVIOUS WIND DAMAGE REPORT FROM 6 NNE HARVARD. TREE DAMAGE REPORTED AT ALDEN RD AND STATE LINE RD. | |
March 31, 2023 8:10 PM CT | 2 W Woodstock | IL | TREE DOWNED. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 8:10 PM CT | 4 NE Channahon | IL | FOUR LARGE ELM TREES DOWNED. | |
March 31, 2023 8:11 PM CT | 2 WNW Romeoville | IL | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 2 WNW ROMEOVILLE. I-55 NEAR WEBER ROAD - SEMI-BLOWN OVER ON I-55. | |
March 31, 2023 8:12 PM CT | 2 NW Greenwood | IL | TREE DOWNED. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 8:13 PM CT | 2 NNW Plainfield | IL | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 2 NNW PLAINFIELD. 135TH ST AND RT. 30. SHINGLES BLOWN OFF... PATIO FURNITURE BLOWN UP OVER THE HOUSE. | |
March 31, 2023 8:17 PM CT | 1 W Lemont | IL | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 1 W LEMONT. SEMI BLOWN OVER ON I-355 ON LEMONT BRIDGE CROSSING OF THE DESPLAINES RIVER. | |
March 31, 2023 8:20 PM CT | West Dundee | IL | APPROXIMATELY 12 INCH DIAMETER TREE TRUNK UPROOTED. MANY SMALL TO MEDIUM SIZE BRANCHES ALSO DOWNED IN THE AREA. | |
March 31, 2023 8:22 PM CT | 1 NE Mchenry | IL | WIRES DOWNED ON RIVERSIDE DRIVE IN MCHENRY. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 8:46 PM CT | Crest Hill | IL | WIRES DOWN AT THEODORE AND CEDARWOOD. | |
March 31, 2023 8:50 PM CT | Park Forest | IL | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM PARK FOREST. 11" BRANCH SPLIT OFF OF AN 18" THICK TREE - LAKEWOOD BOULEVARD. | |
March 31, 2023 8:53 PM CT | 2 W Merrillville | IN | PHOTO OF 5 POWER POLES EITHER SNAPPED OR LEANING DUE TO WIND. | |
March 31, 2023 8:56 PM CT | Crown Point | IN | SEVERAL INSTANCES OF TREE DAMAGE REPORTED IN CROWN POINT. FENCES ALSO BLOWN DOWN. | |
March 31, 2023 9:07 PM CT | 1 NW Merrillville | IN | 76TH AND JACKSON ST AREA. 6-7 HOMES WITH ROOFS PEELED OFF OVER GARAGES. DEBRIS SCATTERED AND WRAPPED AROUND TREES AND POLES... AND TREES DOWN. POTENTIAL TORNADO DAMAGE. | |
March 31, 2023 9:10 PM CT | 2 NE Valparaiso | IN | SEVERAL TREES AND POWER LINES DOWNED ACROSS THE NORTH SIDE OF VALPARAISO. | |
March 31, 2023 9:19 PM CT | 3 SSW Wheatfield | IN | TREE DOWNED ONTO ROAD. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 9:20 PM CT | 2 ENE Fair Oaks | IN | TREES DOWNED EAST-NORTHEAST OF FAIR OAKS. TIME ESTIMATED FROM RADAR. | |
March 31, 2023 7:53 PM CT | 64 mph | 2 WNW Sugar Grove | IL | AURORA ASOS MEASURED 64 MPH. |
March 31, 2023 8:06 PM CT | 72 mph | 2 NW Plainfield | IL | MEASURED AT A DAVIS WEATHER STATION. LARGE PINE TREE DOWNED AND MULTIPLE AIR CONDITIONING UNITS BLOWN OVER NEAR MEADOW LANE AND 135TH ST. |
March 31, 2023 8:09 PM CT | 64 mph | 1 N Naperville | IL | PRIVATE WEATHER STATION RECORDED. |
March 31, 2023 8:14 PM CT | 63 mph | Nws Chicago-Romeoville | IL | CORRECTS PREVIOUS TSTM WND GST REPORT FROM NWS CHICAGO-ROMEOVILLE. MEASURED AT WFO CHICAGO-ROMEOVILLE... IL. |
March 31, 2023 8:15 PM CT | 58 mph | Morris Airport | IL | AT KC09 MORRIS AIRPORT AWOS STATION. |
March 31, 2023 8:20 PM CT | 61 mph | 2 SE Lemont | IL | MEASURED AT LEMONT EOC. |
March 31, 2023 8:30 PM CT | 60 mph | 3.0 Sw Midway Airport | IL | No National Weather Service description provided. |
March 31, 2023 8:40 PM CT | 61 mph | Peotone | IL | No National Weather Service description provided. |
March 31, 2023 8:44 PM CT | 74 mph | 3 NE Navy Pier | IL | MEASURED AT THE HARRISON-DEVER CRIB. |
March 31, 2023 8:53 PM CT | 62 mph | 1 NW Lowell | IN | MEASURED ON PERSONAL WEATHER STATION. |
March 31, 2023 8:54 PM CT | 60 mph | Cedar Lake | IN | PENNY SIZE HAIL ALSO. |
March 31, 2023 9:01 PM CT | 70 mph | Crown Point | IN | 129TH AND DELAWARE SUSTAINED WINDS 50-55 MPH E 65-70 GUSTS. |
March 31, 2023 9:11 PM CT | 74 mph | Valparaiso Airport | IN | 65 KT GUST AT KVPZ. |
March 31, 2023 9:18 PM CT | 63 mph | 4 NE Beverly Shores | IN | MEASURED AT MCYI3. |
March 31, 2023 9:22 PM CT | 78 mph | Demotte | IN | POWER POLES ALSO DOWNED IN THE DEMOTTE AREA. |
March 31, 2023 9:35 PM CT | 58 mph | 3 SSW La Porte | IN | AWOS STATION KPPO LA PORTE. |
| Date & Time | Rating | City | State | Description |
|---|---|---|---|---|
March 31, 2023 7:15 PM CT | UNK | 2 NNW Como | WI | ROOF DAMAGE TO SEVERAL STRUCTURES NEAR THE INTERSECTION OF COUNTY ROAD H AND WILLOW BEND ROAD SOUTH OF ELKHORN. TIME EST FROM RADAR. |
This table includes only public storm reports connected to the March 31, 2023 Chicago, IL storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.
Related Hail Maps in the Chicago, IL Region
We found 6 more hail maps with reports from the same Chicago, IL region as the March 31, 2023 event. These related maps cover storm dates from Aug 3, 2022 through Mar 26, 2023, with mapped hail estimates ranging from 0.75" to 1.50". In this set, the strongest related map reached 1.50", and the most recent map shown is from Mar 26, 2023.
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.
Local Hail Review Options Near Chicago, IL
Not sure whether the March 31, 2023 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.
Check a specific property to see whether hail activity from the March 31, 2023 Chicago, IL event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Chicago, IL region who can help you understand what the property hail signal may mean.
A participating local pro reviews property-level hail history remotely — not just the March 31, 2023 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 March 31, 2023 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.
Frequently Asked Questions
Common questions about the March 31, 2023 Chicago, IL hail event.