Hail Swath Map Preview
The Madison, WI hail swath map preview was last reviewed on August 27, 2026 and shows mapped hail estimates up to 1.25". There are 2 public hail reports, 1 public wind reports, and 0 nearby tornado reports listed for the August 6, 2021 event.
View the August 6, 2021 Madison, WI 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 Madison, WI Hail Map
The August 6, 2021 hail swath map for Madison, WI covers approximately 1,040 square miles and includes an estimated 186,416 people inside the mapped footprint. The largest mapped area is in the 0.50-0.75" hail band, covering 418 square miles. The highest estimated population exposure is in the 0.50-0.75" hail band with 56,661 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 301 sq mi | 52,464 |
| 0.50-0.75" | 418 sq mi | 56,661 |
| 0.75-1.00" | 216 sq mi | 54,147 |
| 1.00-1.25" | 78 sq mi | 18,694 |
| 1.25-1.50" | 27 sq mi | 4,450 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the August 6, 2021 Madison, WI hail event may have reached your area.
Housing Exposure Inside the Madison, WI Hail Swath Map
Inside the August 6, 2021 hail swath map area for Madison, WI, HailGeeks estimates 66,796 single-family homes, 6,541 townhomes, and 33,588 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the 0.50-0.75" hail band, with 20,667 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 19,000 | 1,870 | 8,948 |
| 0.50-0.75" | 20,667 | 1,860 | 9,629 |
| 0.75-1.00" | 18,743 | 2,192 | 10,889 |
| 1.00-1.25" | 6,530 | 554 | 3,776 |
| 1.25-1.50" | 1,856 | 65 | 346 |
Use this table to review housing exposure by hail band for the August 6, 2021 Madison, WI hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Madison, WI Hail Map
Hail from the August 6, 2021 storm was mapped across 10 counties in the Madison, WI region. Jefferson County, WI had the strongest mapped signal, peaking at 1.25" with roughly 14,681 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 Madison, WI Hail Map
Zooming in, the swath touched 33 cities near Madison, WI. Fitchburg, WI had the strongest mapped signal at 1.00", with an estimated 8,929 single-family homes exposed.
City cards show where the August 6, 2021 Madison, WI 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 Madison, WI Hail Swath Map
At the ZIP level, the August 6, 2021 Madison, WI hail map spans 48 ZIP codes. ZIP 53538 shows the strongest local signal, with mapped hail estimates up to 1.25" and an estimated single-family-home exposure of 5,057.
Check your ZIP in seconds to see whether hail activity from the August 6, 2021 Madison, WI event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the August 6, 2021 hail map for Madison, WI currently list 2 public hail reports, 1 public wind reports, and 0 tornado reports.
| Date & Time | Hail Size | City | State | Description |
|---|---|---|---|---|
August 6, 2021 6:15 PM CT |
1.50 in | Lake Mills | WI | 1-1.5 INCH HAIL. REPORTED VIA SOCIAL MEDIA. TIME ESTIMATED FROM RADAR. |
August 6, 2021 6:32 PM CT |
1.50 in | 1 ESE Johnson Creek | WI | 1 TO 1.5 HAIL. PICTURE VIA SOCIAL MEDIA. |
| Date & Time | Wind Speed | City | State | Description |
|---|---|---|---|---|
August 6, 2021 10:55 PM CT | 2 NE Fitchburg | WI | SEVERAL LARGE TREE LIMBS REPORTED DOWN. TIME ESTIMATED FROM RADAR. |
| Date & Time | Rating | City | State | Description |
|---|---|---|---|---|
| No public tornado reports are available for this event. | ||||
This table includes only public storm reports connected to the August 6, 2021 Madison, WI storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.
Related Hail Maps in the Madison, WI Region
We found 6 more hail maps with reports from the same Madison, WI region as the August 6, 2021 event. These related maps cover storm dates from Jun 20, 2021 through Jul 28, 2021, with mapped hail estimates ranging from 0.75" to 4.00". In this set, the strongest related map reached 4.00", and the most recent map shown is from Jul 28, 2021.
If none of these related Madison, WI 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 Madison, WI region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Madison, WI
Not sure whether the August 6, 2021 Madison, WI 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 Madison, WI 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 August 6, 2021 Madison, WI event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Madison, WI 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 August 6, 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 6, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Madison, WI 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 August 6, 2021 Madison, WI hail event.