Maryland, 1991

Damaging Winds in Maryland, April 9, 1991

April 9, 1991 · NWS EKN · 11 events in 6 counties and zones

11 thunderstorm wind, 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
0
Property damage
None recorded
Crop damage
None recorded
Events
11

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

11 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Garrett

When
April 9, 6:30 PM CST
Where
Garrett County
Measured
52 kt (60 mph)
Coordinates
39.420, -79.420

Thunderstorm Wind, Allegany

When
April 9, 6:50 PM CST
Where
Allegany County
Measured
65 kt (75 mph)
Coordinates
39.650, -78.770

Thunderstorm Wind, Washington

When
April 9, 7:10 PM CST
Where
Washington County
Measured
65 kt (75 mph)
Coordinates
39.650, -77.930

Thunderstorm Wind, Washington

When
April 9, 7:20 PM CST
Where
Washington County
Measured
52 kt (60 mph)
Coordinates
39.650, -77.720

Thunderstorm Wind, Washington

When
April 9, 7:20 PM CST
Where
Washington County
Coordinates
39.700, -78.180

Thunderstorm Wind, Washington

When
April 9, 7:45 PM CST
Where
Washington County
Measured
71 kt (82 mph)
Coordinates
39.720, -77.730

Thunderstorm Wind, Frederick

When
April 9, 8:25 PM CST
Where
Frederick County
Measured
55 kt (63 mph)
Coordinates
39.430, -77.500

Thunderstorm Wind, Frederick

When
April 9, 8:30 PM CST
Where
Frederick County
Coordinates
39.600, -77.320

Thunderstorm Wind, Carroll

When
April 9, 8:38 PM CST
Where
Carroll County
Coordinates
39.670, -77.180

Thunderstorm Wind, Carroll

When
April 9, 8:41 PM CST
Where
Carroll County
Measured
53 kt (61 mph)
Coordinates
39.580, -77.000

Thunderstorm Wind, Baltimore

When
April 9, 9:03 PM CST
Where
Baltimore County
Measured
61 kt (70 mph)
Coordinates
39.480, -76.650

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.

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, April 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: 10041396, 10041397, 10041398, 10041399, 10041400, 10041401, 10041402, 10041403, 10041404, 10041405, 10041406.