Hail Swath Map Preview
The Harrisburg, PA hail swath map preview was last reviewed on August 27, 2026 and shows mapped hail estimates up to 0.75". There are 0 public hail reports, 22 public wind reports, and 0 nearby tornado reports listed for the August 10, 2021 event.
View the August 10, 2021 Harrisburg, 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 Harrisburg, PA Hail Map
The August 10, 2021 hail swath map for Harrisburg, PA covers approximately 316 square miles and includes an estimated 105,513 people inside the mapped footprint. The largest mapped area is in the < 0.50" hail band, covering 209 square miles. The highest estimated population exposure is in the < 0.50" hail band with 67,377 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 209 sq mi | 67,377 |
| 0.50-0.75" | 98 sq mi | 29,951 |
| 0.75-1.00" | 9 sq mi | 8,185 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the August 10, 2021 Harrisburg, PA hail event may have reached your area.
Housing Exposure Inside the Harrisburg, PA Hail Swath Map
Inside the August 10, 2021 hail swath map area for Harrisburg, PA, HailGeeks estimates 33,714 single-family homes, 12,912 townhomes, and 11,879 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the < 0.50" hail band, with 20,045 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 20,045 | 8,996 | 8,326 |
| 0.50-0.75" | 11,128 | 2,913 | 2,606 |
| 0.75-1.00" | 2,541 | 1,003 | 947 |
Use this table to review housing exposure by hail band for the August 10, 2021 Harrisburg, PA hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Harrisburg, PA Hail Map
Hail from the August 10, 2021 storm was mapped across 12 counties in the Harrisburg, PA region. Lancaster County, PA had the strongest mapped signal, peaking at 0.75" with roughly 13,331 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 Harrisburg, PA Hail Map
Zooming in, the swath touched 11 cities near Harrisburg, PA. Parkville, PA had the strongest mapped signal at 0.50", with an estimated 3,047 single-family homes exposed.
City cards show where the August 10, 2021 Harrisburg, 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 Harrisburg, PA Hail Swath Map
At the ZIP level, the August 10, 2021 Harrisburg, PA hail map spans 29 ZIP codes. ZIP 17601 shows the strongest local signal, with mapped hail estimates up to 0.75" and an estimated single-family-home exposure of 6,510.
Check your ZIP in seconds to see whether hail activity from the August 10, 2021 Harrisburg, PA event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the August 10, 2021 hail map for Harrisburg, PA currently list 0 public hail reports, 22 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 |
|---|---|---|---|---|
August 10, 2021 1:30 PM CT | 2 N Dauphin | PA | MULTIPLE TREES SNAPPED AND UPROOTED. | |
August 10, 2021 1:34 PM CT | 2 NNW Dauphin | PA | TREES ON ROAD. | |
August 10, 2021 1:35 PM CT | 2 WNW Ellendale Forge | PA | TREES DOWN ON CLARKS VALLEY RD. | |
August 10, 2021 2:33 PM CT | 2 NNW Strausstown | PA | TREE DOWN ON ROUTE 183. TIME ESTIMATED FROM RADAR. | |
August 10, 2021 3:12 PM CT | 2 N Robeson Twp | PA | TREE AND WIRES DOWN ON GOLF COURSE RD. TIME ESTIMATED FROM RADAR. | |
August 10, 2021 5:05 PM CT | 1 S Wagners Mill | MD | MULTIPLE TREES BLEW DOWN NEAR THE INTERSECTION OF MD-31 NEW WINDSOR ROAD AND MEDFORD ROAD. NUMEROUS TREES DOWN NEAR THE INTERSECTION OF ADAMS MILL ROAD AND BELL ROAD. | |
August 10, 2021 5:10 PM CT | 1 ENE Wagners Mill | MD | SEVERAL LARGE TREE LIMBS SNAPPED AND A SHUTTER BLOWN OFF A HOUSE. | |
August 10, 2021 5:15 PM CT | Westminster | MD | MULTIPLE TREES AND WIRES BLEW DOWN IN THE 400 BLOCK OF UNIONTOWN ROAD. | |
August 10, 2021 5:15 PM CT | Spring Grove | PA | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM SPRING GROVE. LARGE TREES DOWN AND PARTIAL COLLAPSE OF A GARAGE. | |
August 10, 2021 5:25 PM CT | Hanover | PA | TREES DOWN ON STOCK ST AND MCCOSH ST. | |
August 10, 2021 5:35 PM CT | 3 WSW York | PA | WIRES DOWN. | |
August 10, 2021 5:36 PM CT | 1 SE York | PA | WIRES DOWN. | |
August 10, 2021 5:46 PM CT | 1 SE Lititz | PA | WIRES DOWN. | |
August 10, 2021 5:50 PM CT | Spring Grove | PA | LARGE TREES DOWN. | |
August 10, 2021 6:05 PM CT | 2 SSW Norrisville | MD | SEVERAL LARGE TREE LIMBS BLEW DOWN ONTO JOLLY ACRES ROAD NEAR THE PARKER CONSERVATION AREA. | |
August 10, 2021 6:39 PM CT | 5 E Quarryville | PA | WIDESPREAD DOWNED POWERLINES AND WIRES. | |
August 10, 2021 6:40 PM CT | Conowingo | MD | TWO TREES BLEW DOWN ON CONOWINGO ROAD NEAR ROCK SPRINGS ROAD. | |
August 10, 2021 6:47 PM CT | 1 NW West Marlborough T | PA | TREES AND WIRES DOWN ON DOE RUN RD. TIME ESTIMATED FROM RADAR. | |
August 10, 2021 6:52 PM CT | 1 WNW Oxford | PA | A DOWNED TREE BLOCKED THE SOUTHBOUND US-1 RAMP ONTO PA-472. TIME ESTIMATED FROM RADAR. | |
August 10, 2021 6:55 PM CT | Caln Twp | PA | A DOWNED TREE BLOCKED THE ROADWAY NEAR THE INTERSECTION OF HARVEST DR AND INGLESIDE DR. TIME ESTIMATED FROM RADAR. | |
August 10, 2021 7:10 PM CT | Avondale | PA | DOWNED WIRES BLOCKING POMEROY AVE AT STATE ST. TIME ESTIMATED FROM RADAR. | |
August 10, 2021 5:50 PM CT | 59 mph | 2 S Lititz | PA | NUMEROUS POWER OUTAGES IN THE AREA. |
| 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 10, 2021 Harrisburg, 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 Harrisburg, PA Region
We found 6 more hail maps with reports from the same Harrisburg, PA region as the August 10, 2021 event. These related maps cover storm dates from Jul 12, 2021 through Jul 21, 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 Jul 21, 2021.
If none of these related Harrisburg, 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 Harrisburg, PA region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Harrisburg, PA
Not sure whether the August 10, 2021 Harrisburg, 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 Harrisburg, 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 August 10, 2021 Harrisburg, PA event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Harrisburg, 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 August 10, 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 10, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Harrisburg, 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 August 10, 2021 Harrisburg, PA hail event.