Hail Swath Map Preview
The Philadelphia, PA hail swath map preview was last reviewed on August 27, 2026 and shows mapped hail estimates up to 1.00". There are 0 public hail reports, 15 public wind reports, and 0 nearby tornado reports listed for the September 13, 2021 event.
View the September 13, 2021 Philadelphia, PA 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 Philadelphia, PA Hail Map
The September 13, 2021 hail swath map for Philadelphia, PA covers approximately 100 square miles and includes an estimated 88,529 people inside the mapped footprint. The largest mapped area is in the < 0.50" hail band, covering 54 square miles. The highest estimated population exposure is in the < 0.50" hail band with 61,189 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 54 sq mi | 61,189 |
| 0.50-0.75" | 37 sq mi | 18,776 |
| 0.75-1.00" | 9 sq mi | 5,454 |
| 1.00-1.25" | 1 sq mi | 3,110 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the September 13, 2021 Philadelphia, PA hail event may have reached your area.
Housing Exposure Inside the Philadelphia, PA Hail Swath Map
Inside the September 13, 2021 hail swath map area for Philadelphia, PA, HailGeeks estimates 29,574 single-family homes, 5,158 townhomes, and 12,560 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the < 0.50" hail band, with 21,073 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 21,073 | 3,393 | 7,275 |
| 0.50-0.75" | 6,313 | 809 | 3,854 |
| 0.75-1.00" | 1,365 | 705 | 879 |
| 1.00-1.25" | 823 | 251 | 552 |
Use this table to review housing exposure by hail band for the September 13, 2021 Philadelphia, PA hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Philadelphia, PA Hail Map
Hail from the September 13, 2021 storm was mapped across 9 counties in the Philadelphia, PA region. Richmond County, NY had the strongest mapped signal, peaking at 1.00" with roughly 4,323 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 Philadelphia, PA Hail Map
Zooming in, the swath touched 10 cities near Philadelphia, PA. New York, NY had the strongest mapped signal at 1.00", with an estimated 4,585 single-family homes exposed.
City cards show where the September 13, 2021 Philadelphia, PA 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 Philadelphia, PA Hail Swath Map
At the ZIP level, the September 13, 2021 Philadelphia, PA hail map spans 11 ZIP codes. ZIP 10309 shows the strongest local signal, with mapped hail estimates up to 1.00" and an estimated single-family-home exposure of 1,696.
Check your ZIP in seconds to see whether hail activity from the September 13, 2021 Philadelphia, PA event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the September 13, 2021 hail map for Philadelphia, PA currently list 0 public hail reports, 15 public wind reports, and 0 tornado reports.
| Date & Time | Hail Size | City | State | Description |
|---|---|---|---|---|
| No public hail reports are available for this event. | ||||
| Date & Time | Wind Speed | City | State | Description |
|---|---|---|---|---|
September 13, 2021 9:02 AM CT | Concordia | NJ | UNION VALLEY HALF ACRE ROAD CLOSED BETWEEN UNION VALLEY ROAD AND CRANBURY HALF ACRE ROAD DUE TO TREES AND WIRES IN THE ROADWAY. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 8:27 PM CT | 1 SW Lyons | NJ | VALLEY RD IN BERNARDS TWP BETWEEN LURLINE DR AND ESSEX PL CLOSED DUE TO A TREE AND WIRES DOWN. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 8:53 PM CT | 1 S New Brunswick | NJ | JONES AVE BETWEEN SEAMAN ST AND HANDY ST CLOSED DUE TO A LARGE TREE DOWN BLOCKING THE ROADWAY. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 8:54 PM CT | 1 SSE Edison | NJ | DOWNED WIRES ON US 1 NORTHBOUND IN EDISON TOWNSHIP NEAR OLD POST ROAD-NORTH. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 9:00 PM CT | Hopelawn | NJ | TREE FELL THROUGH THE ROOF OF A HOUSE IN HOPELAWN. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 9:02 PM CT | Concordia | NJ | UNION VALLEY HALF ACRE ROAD CLOSED BETWEEN UNION VALLEY ROAD AND CRANBURY HALF ACRE ROAD DUE TO TREES AND WIRES IN THE ROADWAY. TIME ESTIMATED FROM RADAR. CORRECTED TIME. | |
September 13, 2021 9:02 PM CT | 1 SE Milltown | NJ | SEVERAL LARGE TREE LIMBS SNAPPED ALONG A CONCENTRATED PATH ALONG RYDERS LANE IN EAST BRUNSWICK. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 9:02 PM CT | 2 E Jamesburg | NJ | NORTH STATE HOME ROAD CLOSED BETWEEN SPOTSWOOD ENGLISHTOWN ROAD AND SPOTSWOOD GRAVEL HILL ROAD DUE TO TREES AND WIRES IN THE ROADWAY.TIME ESTIMATED FROM RADAR. | |
September 13, 2021 9:10 PM CT | Union Beach | NJ | DOWNED POLE ON NJ36 NORTHBOUND AT STONE ROAD... ALL LANES CLOSED. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 9:14 PM CT | 1 ENE Navesink | NJ | DOWNED TREE ON NJ36 SOUTHBOUND IN MIDDLETOWN TOWNSHIP. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 9:15 PM CT | Atlantic Highlands | NJ | TREE LIMBS DOWN ALONG NJ ROUTE 36. | |
September 13, 2021 9:22 PM CT | 1 SSW Colts Neck | NJ | REPORT FROM MPING: 3-INCH TREE LIMBS BROKEN; POWER POLES BROKEN. TIME ESTIMATED FROM RADAR. | |
September 13, 2021 8:10 PM CT | 58 mph | North Catasauqua | PA | 58 MPH GUST RECORDED IN NORTH CATASAUQUA. |
September 13, 2021 9:15 PM CT | 67 mph | Port Monmouth | NJ | 67 MPH WIND GUST AT PORT MONMOUTH CWOP SITE. |
September 13, 2021 9:19 PM CT | 61 mph | Keansburg | NJ | 61MPH GUST AT WXFLOW SITE IN KEANSBURG. |
| 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 September 13, 2021 Philadelphia, PA storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.
Related Hail Maps in the Philadelphia, PA Region
We found 6 more hail maps with reports from the same Philadelphia, PA region as the September 13, 2021 event. These related maps cover storm dates from Jul 21, 2021 through Sep 1, 2021, 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 Sep 1, 2021.
If none of these related Philadelphia, PA 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 Philadelphia, PA region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Philadelphia, PA
Not sure whether the September 13, 2021 Philadelphia, PA 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 Philadelphia, PA 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 September 13, 2021 Philadelphia, PA event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Philadelphia, PA 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 September 13, 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 September 13, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Philadelphia, PA 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 September 13, 2021 Philadelphia, PA hail event.