Maryland, 1991

Hail and Damaging Winds in Maryland, May 6, 1991

May 6, 1991 · NWS BWI · 21 events in 15 counties and zones

19 thunderstorm wind, 2 hail, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
2
Property damage
None recorded
Crop damage
None recorded
Events
21

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

Event by event

19 thunderstorm wind, 2 hail. Local standard time, as filed.

Thunderstorm Wind, Garrett

When
May 6, 12:25 PM CST
Where
Garrett County
Coordinates
39.670, -79.420

Thunderstorm Wind, Garrett

When
May 6, 12:25 PM CST
Where
Garrett County
Coordinates
39.420, -79.420

Hail, Allegany

When
May 6, 12:55 PM CST
Where
Allegany County
Measured
1 in hail
Coordinates
39.650, -78.670

Thunderstorm Wind, Allegany

When
May 6, 1:15 PM CST
Where
Allegany County
Coordinates
39.650, -78.770

Hail, Washington

When
May 6, 1:30 PM CST
Where
Washington County
Measured
1.75 in hail
Coordinates
39.650, -77.720

Thunderstorm Wind, Washington

When
May 6, 1:45 PM CST
Where
Washington County
Measured
50 kt (58 mph)
Coordinates
39.620, -77.730

Thunderstorm Wind, Allegany

When
May 6, 1:54 PM CST
Where
Allegany County
Measured
67 kt (77 mph)
Coordinates
39.630, -78.950

Thunderstorm Wind, Washington

When
May 6, 2:00 PM CST
Where
Washington County
Injuries
1 direct, 0 indirect
Coordinates
39.680, -77.730

Thunderstorm Wind, Washington

When
May 6, 2:15 PM CST
Where
Washington County
Coordinates
39.700, -77.850

Thunderstorm Wind, Frederick

When
May 6, 2:45 PM CST
Where
Frederick County
Measured
61 kt (70 mph)
Injuries
1 direct, 0 indirect
Coordinates
39.700, -77.330

Thunderstorm Wind, Carroll

When
May 6, 3:00 PM CST
Where
Carroll County
Measured
53 kt (61 mph)
Coordinates
39.670, -76.850

Thunderstorm Wind, Montgomery

When
May 6, 3:10 PM CST
Where
Montgomery County
Coordinates
39.020, -77.220

Thunderstorm Wind, Harford

When
May 6, 3:20 PM CST
Where
Harford County
Measured
70 kt (81 mph)
Coordinates
39.700, -76.350

Thunderstorm Wind, Howard

When
May 6, 3:20 PM CST
Where
Howard County
Coordinates
39.330, -77.070

Thunderstorm Wind, Baltimore

When
May 6, 3:30 PM CST
Where
Baltimore County
Coordinates
39.230, -76.650

Thunderstorm Wind, Anne Arundel

When
May 6, 4:00 PM CST
Where
Anne Arundel County
Measured
53 kt (61 mph)
Coordinates
38.900, -76.600

Thunderstorm Wind, Charles

When
May 6, 4:00 PM CST
Where
Charles County
Coordinates
38.500, -76.930

Thunderstorm Wind, Queen Anne'S

When
May 6, 4:30 PM CST
Where
Queen Anne'S County
Coordinates
39.120, -76.000

Thunderstorm Wind, Caroline

When
May 6, 4:30 PM CST
Where
Caroline County
Coordinates
38.870, -75.800

Thunderstorm Wind, Prince George'S

When
May 6, 5:30 PM CST
Where
Prince George'S County
Coordinates
39.030, -76.900

Thunderstorm Wind, Cecil

When
May 6, 6:00 PM CST
Where
Cecil County
Coordinates
39.600, -75.930

What these are

Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Maryland in 1991Every state in 1991This day in weather historyWarnings in Maryland, May 1991

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10041414, 10041415, 10041416, 10041417, 10041418, 10041419, 10041420, 10041421, 10041422, 10041423, 10041424, 10041425, 10041426, 10041427, 10041428, 10041429, 10041430, 10041431, 10041432, 10041433, 10041434.