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 1.75". There are 1 public hail reports, 41 public wind reports, and 0 nearby tornado reports listed for the July 17, 2021 event.
View the July 17, 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 17, 2021 hail swath map for Washington, DC covers approximately 681 square miles and includes an estimated 893,432 people inside the mapped footprint. The largest mapped area is in the < 0.50" hail band, covering 268 square miles. The highest estimated population exposure is in the 0.50-0.75" hail band with 289,124 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 268 sq mi | 283,849 |
| 0.50-0.75" | 239 sq mi | 289,124 |
| 0.75-1.00" | 113 sq mi | 218,506 |
| 1.00-1.25" | 44 sq mi | 77,935 |
| 1.25-1.50" | 12 sq mi | 18,065 |
| 1.50-1.75" | 3 sq mi | 3,998 |
| 1.75-2.00" | 2 sq mi | 1,955 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the July 17, 2021 Washington, DC hail event may have reached your area.
Housing Exposure Inside the Washington, DC Hail Swath Map
Inside the July 17, 2021 hail swath map area for Washington, DC, HailGeeks estimates 197,647 single-family homes, 176,994 townhomes, and 171,338 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the < 0.50" hail band, with 68,076 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 68,076 | 35,685 | 52,767 |
| 0.50-0.75" | 63,705 | 46,987 | 59,750 |
| 0.75-1.00" | 43,642 | 68,396 | 39,555 |
| 1.00-1.25" | 16,508 | 20,419 | 17,127 |
| 1.25-1.50" | 3,941 | 4,599 | 1,686 |
| 1.50-1.75" | 1,020 | 738 | 391 |
| 1.75-2.00" | 755 | 170 | 62 |
Use this table to review housing exposure by hail band for the July 17, 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 17, 2021 storm was mapped across 18 counties in the Washington, DC region. Baltimore County, MD had the strongest mapped signal, peaking at 1.75" with roughly 75,195 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 51 cities near Washington, DC. Dundalk, MD had the strongest mapped signal at 1.50", with an estimated 9,325 single-family homes exposed.
City cards show where the July 17, 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 17, 2021 Washington, DC hail map spans 80 ZIP codes. ZIP 21221 shows the strongest local signal, with mapped hail estimates up to 1.75" and an estimated single-family-home exposure of 7,804.
Check your ZIP in seconds to see whether hail activity from the July 17, 2021 Washington, DC event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the July 17, 2021 hail map for Washington, DC currently list 1 public hail reports, 41 public wind reports, and 0 tornado reports.
| Date & Time | Hail Size | City | State | Description |
|---|---|---|---|---|
July 17, 2021 2:30 PM CT |
1.00 in | 2 ESE Rosedale | MD | No National Weather Service description provided. |
| Date & Time | Wind Speed | City | State | Description |
|---|---|---|---|---|
July 17, 2021 12:42 PM CT | 2 NE Oakland | MD | MULTIPLE TREES DOWN NEAR THE LIBERTY RESERVOIR. | |
July 17, 2021 12:57 PM CT | Orange | VA | TREE DOWN ON MAY FRAY AVE NEAR NORTH ALMOND STREET. | |
July 17, 2021 1:10 PM CT | 1 SSE Oakland | MD | TREE DOWN ON OAKLAND MILLS ROAD NEAR LIBERTY ROAD. | |
July 17, 2021 1:16 PM CT | 2 ESE Rockville | MD | TREE AND POWER LINES DOWN ON VEHICLE. | |
July 17, 2021 1:24 PM CT | 1 ENE Brooklandville | MD | TREE DOWN ON A VEHICLE NEAR CLEARFIELD COURT AND TALLY HO ROAD. | |
July 17, 2021 1:25 PM CT | Cockeysville | MD | MULTIPLE TREES DOWN IN COCKEYSVILLE. | |
July 17, 2021 1:25 PM CT | Brooklandville | MD | TREE DOWN ON MD-25 AT SEMINARY AVENUE. | |
July 17, 2021 1:36 PM CT | 4 ESE Briggs | VA | LARGE TREE BLOCKING ROADWAY AT THE CORNER OF RIVER RD AND FROGTOWN RD. | |
July 17, 2021 1:36 PM CT | 3 ENE Lahore | VA | TREE DOWN ON HETFIELD DR NEAR TOWER RD. | |
July 17, 2021 1:36 PM CT | 2 ENE Verdiersville | VA | TREE DOWN AT THE CORNER OF CONSITIUTION HWY AND GRASTY GOLD MINE RD. | |
July 17, 2021 1:42 PM CT | 2 WSW Opal | VA | TREE DOWN ON LEES MILL ROAD NEAR WESTBURY DRIVE. | |
July 17, 2021 1:46 PM CT | Long Green | MD | MULTIPLE TREES DOWN IN AND AROUND LONG GREEN. | |
July 17, 2021 1:53 PM CT | 1 ESE Parkville | MD | TREES DOWN IN PARKVILLE. | |
July 17, 2021 1:57 PM CT | 3 S Warrenton | VA | TWO TREES DOWN AND POWER LINES DOWN ON LOVERS LANE NEAR LEES RIDGE ROAD. | |
July 17, 2021 2:03 PM CT | Wickliffe | VA | TREE BLOCKING ROADWAY AT 2100 CASTLEMAN RD. | |
July 17, 2021 2:24 PM CT | 1 ESE Verdiersville | VA | TREE DOWN BLOCKING ONE LANE AT THE CORNER OF CONSTITUTION HWY AND MINE RUN RD. | |
July 17, 2021 2:31 PM CT | 2 ESE Winfield | MD | TREE DOWN ON BUSHEY ROAD NEAR OLD WASHINGTON ROAD. | |
July 17, 2021 2:40 PM CT | 1 WNW Essex | MD | TWO TREES FELL ONTO AN APARTMENT BUILDING ON GARDEN DRIVE CAUSING SIGNIFICANT STRUCTURAL DAMAGE. | |
July 17, 2021 2:43 PM CT | 2 SSW Montgomery Villag | MD | TREE DOWN ON MIDCOUNTY HIGHWAY. | |
July 17, 2021 2:44 PM CT | 2 N Great Falls | VA | TREE DOWN ON HIGH HILL COURT. | |
July 17, 2021 2:45 PM CT | 1 WNW Essex | MD | TREE DOWN ON DELAWARE AVE. | |
July 17, 2021 2:46 PM CT | 1 WNW Essex | MD | TWO TREES DOWN ON GARDEN DRIVE AND SOUTH MARYLYN AVENUE. | |
July 17, 2021 2:46 PM CT | 2 ENE Dundalk | MD | TREE DOWN ON MOBILE HOME ON BEACHWOOD AVE NEAR BLETZER ROAD. | |
July 17, 2021 3:02 PM CT | 2 SSE Rosedale | MD | TREE DOWN ON MD-150 (EASTERN AVE) NEAR DIAMOND POINT ROAD. | |
July 17, 2021 3:02 PM CT | 1 NNE Dundalk | MD | THREE TREES DOWN ON SAFFA DRIVE. | |
July 17, 2021 3:05 PM CT | 1 S Brooklyn Park | MD | TREE DOWN IN ROADWAY AT THE INTERSECTION OF ARUNDEL CORP RD AND MORRIS HILL AVE. | |
July 17, 2021 3:13 PM CT | Gaithersburg | MD | TREE AND WIRES DOWN ON GLEN MILL ROAD NEAR JOINERS LANE. | |
July 17, 2021 3:28 PM CT | 2 E Rockville | MD | LARGE BRANCH DOWN ON POWER LINES ON GRUENTHER AVE BETWEEN MARSHALL AVE AND BROADWOOD DRIVE. | |
July 17, 2021 4:33 PM CT | Shepherdstown | WV | THREE TREES DOWN IN SHEPERDSTOWN ALONG WITH MULTIPLE LARGE BRANCHES. | |
July 17, 2021 4:58 PM CT | 1 NW Smithsburg | MD | FOUR TELEPHONE POLES AND WIRES DOWN ON LEITERSBURG SMITHSBURG ROAD. | |
July 17, 2021 5:01 PM CT | Leitersburg | MD | SEVERAL TREES DOWN IN LEITERSBURG. | |
July 17, 2021 5:27 PM CT | Martinsburg | WV | MULTIPLE REPORTS OF TREES AND POWER LINES DOWN ACROSS THE CITY OF MARTINSBURG. | |
July 17, 2021 5:33 PM CT | 2 NW Winebrenners Cross | WV | MULTIPLE TREES AND POWER LINES DOWN ON BLAIRTON RD. | |
July 17, 2021 5:34 PM CT | 2 NW Winebrenners Cross | WV | TREES DOWN ACROSS ROADWAY AT 788 BLAIRTON RD. | |
July 17, 2021 5:34 PM CT | 2 E Martinsburg | WV | NUMEROUS TREES DOWN. | |
July 17, 2021 6:10 PM CT | 1 WSW Thurmont | MD | TREE DOWN ON FOXVILLE RD WEST OF PRYOR RD | |
July 17, 2021 6:10 PM CT | 1 N Thurmont | MD | LARGE TREE DOWN ACROSS ROAD IN THE 15000 BLOCK OF KELBAUGH RD | |
July 17, 2021 6:11 PM CT | Mount Pleasant | MD | TREE DOWN ON MD-26 NEAR CRUM ROAD. | |
July 17, 2021 6:18 PM CT | 2 NW Libertytown | MD | TREE DOWN ON MD-550 NEAR PINE TREE ROAD. | |
July 17, 2021 7:10 PM CT | 2 NE Brookeville | MD | COUPLE OF TREES AND WIRES DOWN LEADING TO ROAD BEING BLOCKED NEAR INTERSECTION OF MD STATE HIGHWAY 650 & BRIGHTON DAM ROAD. | |
July 17, 2021 7:08 PM CT | 58 mph | 6 SSE Fishing Creek | MD | No National Weather Service description provided. |
| 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 17, 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 17, 2021 event. These related maps cover storm dates from Jun 21, 2021 through Jul 14, 2021, with mapped hail estimates ranging from 1.00" to 1.75". In this set, the strongest related map reached 1.75", and the most recent map shown is from Jul 14, 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 17, 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 17, 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 17, 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 17, 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 17, 2021 Washington, DC hail event.