Hail Swath Map Preview
The Baltimore, MD 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, 17 public wind reports, and 1 nearby tornado reports listed for the May 4, 2021 event.
View the May 4, 2021 Baltimore, MD 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 Baltimore, MD Hail Map
The May 4, 2021 hail swath map for Baltimore, MD covers approximately 72 square miles and includes an estimated 49,841 people inside the mapped footprint. The largest mapped area is in the < 0.50" hail band, covering 31 square miles. The highest estimated population exposure is in the < 0.50" hail band with 19,091 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 31 sq mi | 19,091 |
| 0.50-0.75" | 29 sq mi | 18,867 |
| 0.75-1.00" | 10 sq mi | 11,499 |
| 1.00-1.25" | 3 sq mi | 384 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the May 4, 2021 Baltimore, MD hail event may have reached your area.
Housing Exposure Inside the Baltimore, MD Hail Swath Map
Inside the May 4, 2021 hail swath map area for Baltimore, MD, HailGeeks estimates 16,061 single-family homes, 6,973 townhomes, and 1,933 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the 0.50-0.75" hail band, with 6,249 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 5,650 | 2,828 | 1,068 |
| 0.50-0.75" | 6,249 | 2,612 | 725 |
| 0.75-1.00" | 3,965 | 1,513 | 140 |
| 1.00-1.25" | 197 | 20 | 0 |
Use this table to review housing exposure by hail band for the May 4, 2021 Baltimore, MD hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Baltimore, MD Hail Map
Hail from the May 4, 2021 storm was mapped across 5 counties in the Baltimore, MD region. Charles County, MD had the strongest mapped signal, peaking at 1.00" with roughly 9,861 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 Baltimore, MD Hail Map
Zooming in, the swath touched 11 cities near Baltimore, MD. Bryans Road, MD had the strongest mapped signal at 1.00", with an estimated 703 single-family homes exposed.
City cards show where the May 4, 2021 Baltimore, MD 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 Baltimore, MD Hail Swath Map
At the ZIP level, the May 4, 2021 Baltimore, MD hail map spans 9 ZIP codes. ZIP 20616 shows the strongest local signal, with mapped hail estimates up to 1.00" and an estimated single-family-home exposure of 971.
Check your ZIP in seconds to see whether hail activity from the May 4, 2021 Baltimore, MD event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the May 4, 2021 hail map for Baltimore, MD currently list 0 public hail reports, 17 public wind reports, and 1 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 |
|---|---|---|---|---|
May 4, 2021 8:29 PM CT | 1 N Finksburg | MD | MANY TREES CRACKED AND KNOCKED DOWN. | |
May 4, 2021 3:12 PM CT | 1 NNE Auburn | VA | POLE AND WIRES BLEW DOWN ON 4000 BLOCK OF RINGWOOD ROAD. | |
May 4, 2021 3:17 PM CT | 2 NE Calverton | VA | TREE BLEW DOWN ON 5000 BLOCK OF CATLETT ROAD. | |
May 4, 2021 3:20 PM CT | 1 WSW Nokesville | VA | TREE BLEW DOWN ON FARMVIEW ROAD NEAR INTERSECTION OF ROUTE 28. | |
May 4, 2021 3:30 PM CT | 3 W Oakton | VA | DOWNED TREE BLOCKING FOX MILL RD | |
May 4, 2021 3:39 PM CT | 1 SW Vienna | VA | LARGE TREE UPROOTED AT RESIDENCE... CAUSING ROOF/WALL/SIDING DAMAGE TO CORNER OF HOUSE | |
May 4, 2021 3:44 PM CT | 2 W Annandale | VA | DOWNED TREE BLOCKING EASTBOUND LANES OF LITTLE RIVER TPK | |
May 4, 2021 4:00 PM CT | 1 E Mount Vernon | VA | TREE REPORTED DOWN ON THE 3200 BLOCK OF WOODLAND LANE. | |
May 4, 2021 4:00 PM CT | National Zoo | DC | TREE DOWN ON KLINGLE RD AND ADAMS MILL RD | |
May 4, 2021 4:01 PM CT | 2 E Mount Vernon | VA | TREE REPORTED DOWN ON THE 8600 BLOCK OF STOCKTON PARKWAY. | |
May 4, 2021 4:03 PM CT | 2 SSE Hybla Valley | VA | TREE REPORTED DOWN ON THE 8600 BLOCK OF FORT HUNT ROAD. | |
May 4, 2021 4:09 PM CT | National Zoo | DC | TREE DOWN ON KLINGLE RD AND ADAMS MILL RD | |
May 4, 2021 4:17 PM CT | 1 SSW National Arboretu | DC | TREE DOWN AT 500 21ST ST NE | |
May 4, 2021 4:22 PM CT | 1 NNW Coral Hills | DC | TREE DOWN AT 5037 CALL PLACE SE | |
May 4, 2021 5:59 PM CT | 1 WSW Linkwood | MD | NUMEROUS POWER OUTAGES REPORTED BY CHOPTANK ELECTRIC COOPERATIVE. | |
May 4, 2021 6:25 PM CT | 2 NW Seaford | DE | CORRECTS TIME OF PREVIOUS TSTM WND DMG REPORT FROM 2 NW SEAFORD. DELAYED REPORT. TREE LIMBS DOWN ON WIRES CAUSED A POWER OUTAGE NEAR ATLANTA RD. TIME ESTIMATED FROM RADAR. | |
May 4, 2021 7:40 PM CT | 2 NW Seaford | DE | DELAYED REPORT. TREE LIMBS DOWN ON WIRES CAUSED A POWER OUTAGE NEAR ATLANTA RD. TIME ESTIMATED FROM RADAR. |
| Date & Time | Rating | City | State | Description |
|---|---|---|---|---|
May 4, 2021 7:14 PM CT | UNK | 2 E Mount Pleasant | MD | EF-1. PEAK WIND 90 MPH. PATH LENGTH 0.8 MILES. PATH WIDTH 200 YARDS. 8:14PM - 8:16PM |
This table includes only public storm reports connected to the May 4, 2021 Baltimore, MD storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.
Related Hail Maps in the Baltimore, MD Region
We found 2 more hail maps with reports from the same Baltimore, MD region as the May 4, 2021 event. These related maps cover storm dates from Jan 15, 2021 through Apr 11, 2021, with mapped hail estimates ranging from 0.75" to 1.25". In this set, the strongest related map reached 1.25", and the most recent map shown is from Apr 11, 2021.
If none of these related Baltimore, MD 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 Baltimore, MD region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Baltimore, MD
Not sure whether the May 4, 2021 Baltimore, MD 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 Baltimore, MD 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 May 4, 2021 Baltimore, MD event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Baltimore, MD 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 May 4, 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 May 4, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Baltimore, MD 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 May 4, 2021 Baltimore, MD hail event.