Tornado, Montgomery
- When
- October 18, 2:15 PM EST
- Where
- Montgomery County
- Rating
- F1
- Path length
- 1 mi
- Path width
- 100 yd
- Injuries
- 1 direct, 0 indirect
- Property damage
- $2.5 million
- Coordinates
- 39.030, -77.050
Tornadoes and Damaging Winds in Maryland, October 18, 1990
5 thunderstorm wind, 3 tornado, 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
The toll
- Deaths
- 0
- Injuries
- 60
- Property damage
- $28 million
- Crop damage
- None recorded
- Events
- 8
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
5 thunderstorm wind, 3 tornado. Local standard time, as filed.
Tornado, Baltimore
- When
- October 18, 2:30 PM EST
- Where
- Baltimore County
- Rating
- F2
- Path length
- 0.1 mi
- Path width
- 100 yd
- Injuries
- 59 direct, 0 indirect
- Property damage
- $25 million
- Coordinates
- 39.470, -76.820
Tornado, Baltimore
- When
- October 18, 2:49 PM EST
- Where
- Baltimore County
- Rating
- F1
- Path length
- 0.1 mi
- Path width
- 10 yd
- Property damage
- $250,000
- Coordinates
- 39.530, -76.650
Thunderstorm Wind, Howard
- When
- October 18, 2:30 PM CST
- Where
- Howard County
- Coordinates
- 39.270, -76.920
Thunderstorm Wind, Baltimore City (C)
- When
- October 18, 2:37 PM CST
- Where
- Baltimore City (C) County
- Measured
- 63 kt (72 mph)
- Coordinates
- 39.300, -76.620
Thunderstorm Wind, Anne Arundel
- When
- October 18, 2:37 PM CST
- Where
- Anne Arundel County
- Measured
- 63 kt (72 mph)
- Coordinates
- 39.050, -76.600
Thunderstorm Wind, Kent
- When
- October 18, 5:00 PM CST
- Where
- Kent County
- Coordinates
- 39.220, -76.230
Thunderstorm Wind, Harford
- When
- October 18, 5:00 PM CST
- Where
- Harford County
- Coordinates
- 39.580, -76.300
What these are
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
- 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
- Tornadoes and Damaging Winds in New Jersey, October 18, 1990
- Tornadoes and Damaging Winds in Virginia, October 18, 1990
- Tornado and Damaging Winds in North Carolina, October 18, 1990
- Tornado and Damaging Wind in Delaware, October 18, 1990
- Tornado and Damaging Winds in New York, October 18, 1990
- Tornado and Damaging Winds in Rhode Island, October 18, 1990
- Damaging Winds in Pennsylvania, October 18, 1990
- Damaging Wind in District of Columbia, October 18, 1990
- Damaging Winds in Connecticut, October 18, 1990
- Damaging Winds in Maine, October 18, 1990
- Damaging Winds in Massachusetts, October 18, 1990
- Damaging Winds in New Hampshire, October 18, 1990
More
Every storm in Maryland in 1990Every state in 1990This day in weather historyThe tornado archive for Maryland, 1990Warnings in Maryland, October 1990
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: 10041387, 10041388, 10041392, 10041389, 10041390, 10041391, 10041393, 10041394.