Hail Swath Map Preview
The Washington, DC 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, 15 public wind reports, and 0 nearby tornado reports listed for the July 21, 2021 event.
View the July 21, 2021 Washington, DC 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 Washington, DC Hail Map
The July 21, 2021 hail swath map for Washington, DC covers approximately 183 square miles and includes an estimated 212,842 people inside the mapped footprint. The largest mapped area is in the < 0.50" hail band, covering 95 square miles. The highest estimated population exposure is in the < 0.50" hail band with 114,024 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 95 sq mi | 114,024 |
| 0.50-0.75" | 75 sq mi | 98,738 |
| 0.75-1.00" | 12 sq mi | 80 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the July 21, 2021 Washington, DC hail event may have reached your area.
Housing Exposure Inside the Washington, DC Hail Swath Map
Inside the July 21, 2021 hail swath map area for Washington, DC, HailGeeks estimates 36,827 single-family homes, 18,898 townhomes, and 81,062 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the < 0.50" hail band, with 18,597 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 18,597 | 9,837 | 41,810 |
| 0.50-0.75" | 18,194 | 9,058 | 39,249 |
| 0.75-1.00" | 36 | 3 | 3 |
Use this table to review housing exposure by hail band for the July 21, 2021 Washington, DC hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Washington, DC Hail Map
Hail from the July 21, 2021 storm was mapped across 13 counties in the Washington, DC region. Franklin County, PA had the strongest mapped signal, peaking at 0.75" with roughly 273 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 Washington, DC Hail Map
Zooming in, the swath touched 18 cities near Washington, DC. Alexandria, VA had the strongest mapped signal at 0.50", with an estimated 5,411 single-family homes exposed.
City cards show where the July 21, 2021 Washington, DC 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 Washington, DC Hail Swath Map
At the ZIP level, the July 21, 2021 Washington, DC hail map spans 28 ZIP codes. ZIP 17225 shows the strongest local signal, with mapped hail estimates up to 0.75" and an estimated single-family-home exposure of 273.
Check your ZIP in seconds to see whether hail activity from the July 21, 2021 Washington, DC event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the July 21, 2021 hail map for Washington, DC 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 |
|---|---|---|---|---|
July 21, 2021 12:15 PM CT | 2 SW Bolling Air Force | VA | TREE BLEW DOWN ON SOUTHBOUND GEORGE WASHINGTON MEMORIAL PARKWAY AT SLATERS LANE. | |
July 21, 2021 12:16 PM CT | 2 E Alexandria | VA | TREE AND WIRES DOWN ON E MT IDA AVE NEAR E RANDOLPH AVE. | |
July 21, 2021 12:19 PM CT | 1 SSE Bolling Air Force | DC | TREE ON CAR IN THE 4700 BLOCK OF 1ST STREET SW. FIVE PEOPLE BRIEFLY TRAPPED. NO INJURIES. | |
July 21, 2021 12:19 PM CT | 2 W Oxon Hill | MD | TREE DOWN BLOCKING RIGHT 2 LANES OF I-295 JUST NORTH OF THE I-95 EXIT. | |
July 21, 2021 12:21 PM CT | 1 NNW Oxon Hill | MD | TREE DOWN ON A RESIDENCE IN THE 4800 BLOCK OF INDIAN HEADY HGWY | |
July 21, 2021 12:24 PM CT | 2 WSW Oxon Hill | MD | TREE DOWN ON NORTHBOUND I-295 ANACOSTIA FREEWAY AT I-95/I-495 CAPITAL BELTWAY. | |
July 21, 2021 12:58 PM CT | 3 WSW Baden | MD | TREE DOWN ON WOLF DEN ROAD NEAR SUNSET TRAIL. | |
July 21, 2021 1:11 PM CT | 5 WNW Cockeysville | MD | TREE DOWN ON SOUTHBOUND MD-25 FALLS ROAD AT GEIST ROAD. | |
July 21, 2021 1:11 PM CT | 3 WNW Point Of Rocks | VA | SIX INCH TREE BRANCH DOWN ON ROPP LANE NEAR FAIRBROOK LANE. | |
July 21, 2021 1:20 PM CT | 3 WNW Cockeysville | MD | TREE DOWN ON BEAVER DAM ROAD AND WARREN ROAD. | |
July 21, 2021 2:46 PM CT | 2 ENE Callaway | MD | TREE BLEW DOWN ON EAST RUN DRIVE. | |
July 21, 2021 2:55 PM CT | 1 ESE Queen Anne | MD | TREE DOWN ACROSS ALTERNATE MARYLAND ROUTE 404. | |
July 21, 2021 3:05 PM CT | Queenstown | MD | TREES DOWN ALONG US ROUTE 301 AT DEL RHODES AVENUE. | |
July 21, 2021 4:24 PM CT | 3 N Chaptico | MD | TREE DOWN ON DOGWOOD COURT. | |
July 21, 2021 1:47 PM CT | 64 mph | 2 S Tilghman Island | MD | BLACKWALNUT HARBOR - XBWH WEATHERFLOW SITE. |
| 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 July 21, 2021 Washington, DC storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.
Related Hail Maps in the Washington, DC Region
We found 6 more hail maps with reports from the same Washington, DC region as the July 21, 2021 event. These related maps cover storm dates from Jul 1, 2021 through Jul 19, 2021, with mapped hail estimates ranging from 1.00" to 4.00". In this set, the strongest related map reached 4.00", and the most recent map shown is from Jul 19, 2021.
If none of these related Washington, DC 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 Washington, DC region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Washington, DC
Not sure whether the July 21, 2021 Washington, DC 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 Washington, DC 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 July 21, 2021 Washington, DC event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Washington, DC 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 July 21, 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 July 21, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Washington, DC 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 July 21, 2021 Washington, DC hail event.