Hail Swath Map Preview
The Rockford, IL hail swath map preview was last reviewed on August 27, 2026 and shows mapped hail estimates up to 1.50". There are 1 public hail reports, 13 public wind reports, and 1 nearby tornado reports listed for the June 20, 2021 event.
View the June 20, 2021 Rockford, 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 Rockford, IL Hail Map
The June 20, 2021 hail swath map for Rockford, IL covers approximately 659 square miles and includes an estimated 65,486 people inside the mapped footprint. The largest mapped area is in the < 0.50" hail band, covering 311 square miles. The highest estimated population exposure is in the < 0.50" hail band with 39,063 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 311 sq mi | 39,063 |
| 0.50-0.75" | 241 sq mi | 23,391 |
| 0.75-1.00" | 73 sq mi | 2,090 |
| 1.00-1.25" | 23 sq mi | 538 |
| 1.25-1.50" | 9 sq mi | 345 |
| 1.50-1.75" | 2 sq mi | 59 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the June 20, 2021 Rockford, IL hail event may have reached your area.
Housing Exposure Inside the Rockford, IL Hail Swath Map
Inside the June 20, 2021 hail swath map area for Rockford, IL, HailGeeks estimates 25,023 single-family homes, 4,527 townhomes, and 7,875 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the < 0.50" hail band, with 14,488 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 14,488 | 2,425 | 5,278 |
| 0.50-0.75" | 8,849 | 2,070 | 2,476 |
| 0.75-1.00" | 1,093 | 28 | 88 |
| 1.00-1.25" | 360 | 2 | 17 |
| 1.25-1.50" | 202 | 2 | 11 |
| 1.50-1.75" | 31 | 0 | 5 |
Use this table to review housing exposure by hail band for the June 20, 2021 Rockford, IL hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Rockford, IL Hail Map
Hail from the June 20, 2021 storm was mapped across 13 counties in the Rockford, IL region. Carroll County, IL had the strongest mapped signal, peaking at 1.50" with roughly 2,173 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 Rockford, IL Hail Map
Zooming in, the swath touched 18 cities near Rockford, IL. Lanark, IL had the strongest mapped signal at 1.00", with an estimated 319 single-family homes exposed.
City cards show where the June 20, 2021 Rockford, 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 Rockford, IL Hail Swath Map
At the ZIP level, the June 20, 2021 Rockford, IL hail map spans 37 ZIP codes. ZIP 61046 shows the strongest local signal, with mapped hail estimates up to 1.50" and an estimated single-family-home exposure of 1,251.
Check your ZIP in seconds to see whether hail activity from the June 20, 2021 Rockford, IL event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the June 20, 2021 hail map for Rockford, IL currently list 1 public hail reports, 13 public wind reports, and 1 tornado reports.
| Date & Time | Hail Size | City | State | Description |
|---|---|---|---|---|
June 20, 2021 9:13 PM CT |
1.25 in | 4 SSE Shannon | IL | MARBLE TO 1.25 INCH HAIL. LASTED 4 MINUTES. |
| Date & Time | Wind Speed | City | State | Description |
|---|---|---|---|---|
June 20, 2021 9:10 PM CT | Lanark | IL | 7-8 INCH DIAMETER BRANCH DOWN FRANKLIN AND HIGH STREETS. | |
June 20, 2021 10:16 PM CT | Steward | IL | PHOTOS SHARED ON SOCIAL MEDIA SHOW TWO SMALL TREES SNAPPED IN HALF IN STEWARD. TIME ESTIMATED BY RADAR. | |
June 20, 2021 10:22 PM CT | 1 NW Hinckley | IL | SPOTTER REPORTS TREE DAMAGE ALONG SOMONAUK ROAD NEAR HINCKLEY WITH SOME BRANCHES ON THE ROADWAY. TIME ESTIMATED BY RADAR. | |
June 20, 2021 10:46 PM CT | 3 E Kaneville | IL | SEVERAL TREES DOWNED BETWEEN KANEVILLE AND NORTH AURORA. TIME ESTIMATED BY RADAR. | |
June 20, 2021 10:50 PM CT | 3 NW Montgomery | IL | TREE DAMAGE NEAR CANTERBURY ROAD AND GALENA BOULEVARD. RELAYED BY AURORA PD. TIME ESTIMATED BY RADAR. | |
June 20, 2021 11:00 PM CT | 1 SSE Somonauk | IL | TRAINED SPOTTERS REPORT TREE FIRE CAUSED BY DOWNED POWER LINES IN LAKE HOLIDAY AREA. TIME ESTIMATED BY RADAR. | |
June 20, 2021 11:04 PM CT | Naperville | IL | *** 4 INJ *** UPDATES PREVIOUS REPORT... 4 TOTAL INJURIES REQUIRING TRANSPORT TO HOSPITALS. ALL WERE NON-LIFE THREATENING. TWELVE HOUSES DAMAGED. MULTIPLE LARGE TREES DOWN. PROBABLE TORNADO DAMAGE. | |
June 20, 2021 11:05 PM CT | 4 NNW Plainfield | IL | PUBLIC REPORTS TREE DAMAGE NORTHWEST OF PLAINFIELD. TIME ESTIMATED BY RADAR. | |
June 20, 2021 11:09 PM CT | Plainfield | IL | REPORT ON SOCIAL MEDIA OF MULTIPLE STREETS BLOCKED DUE TO TREE DAMAGE IN PLAINFIELD NEAR CENTER AND AMBOY. | |
June 20, 2021 11:10 PM CT | 1 E Bolingbrook | IL | PUBLIC REPORT OF TREE DAMAGE IN BOLINGBROOK. | |
June 20, 2021 11:12 PM CT | Woodridge | IL | MULTIPLE SPOTTER REPORTS OF DAMAGE TO TREES... STRUCTURES... AND POWER LINES NEAR 75TH AND JANES IN WOODRIDGE. DEBRIS ON I-355. PROBABLE TORNADO. TIME ESTIMATED BY RADAR. | |
June 20, 2021 10:46 PM CT | 60 mph | 2 W Sugar Grove | IL | AURORA AIRPORT OBSERVED 60 MPH GUST. |
June 20, 2021 10:51 PM CT | 60 mph | 1 N Roselle | IL | RELAYED VIA SPOTTERNETWORK. |
| Date & Time | Rating | City | State | Description |
|---|---|---|---|---|
June 20, 2021 11:08 PM CT | UNK | Plainfield | IL | NWS STORM SURVEY CONFIRMED AN EF-0 TORNADO THAT STARTED NEAR THE INTERSECTION OF IL ROUTES 59 AND 126 JUST NORTH OF DOWNTOWN PLAINFIELD. THE DAMAGE CONTINUED ON A 3.2 MILE PATH EAST-SOUTHEAST WITH PRIMARILY MINOR TO MODERATE TREE DAMAGE INTO SOUTHWEST ROMEOVILLE... ENDING NEAR MISTWOOD GOLF CLUB. |
This table includes only public storm reports connected to the June 20, 2021 Rockford, 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 Rockford, IL Region
We found 6 more hail maps with reports from the same Rockford, IL region as the June 20, 2021 event. These related maps cover storm dates from Mar 19, 2021 through Jun 19, 2021, with mapped hail estimates ranging from 0.75" to 2.25". In this set, the strongest related map reached 2.25", and the most recent map shown is from Jun 19, 2021.
If none of these related Rockford, 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 Rockford, IL region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Rockford, IL
Not sure whether the June 20, 2021 Rockford, 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 Rockford, 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 June 20, 2021 Rockford, IL event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Rockford, 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 June 20, 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 June 20, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Rockford, 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 June 20, 2021 Rockford, IL hail event.