Maryland

Storm History: Baltimore County, Maryland

1,036 episodes, 2,222 events since 1957

Every storm the National Weather Service has filed in Baltimore County, Maryland: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.

The record

Events
2,222
Deaths
96
Injuries
424
Damage
$503 million
Episodes
1,036

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.

Open the live radar over Baltimore County

Every year

From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

By kind of event

Counted under the kind that heads each episode.

Kind of eventEventsDeathsInjuriesDamage
Flash Flood44620$10 million
Hail34716$2.6 million
Thunderstorm Wind31328$7.2 million
Winter Storm200213$1.5 million
Winter Weather16716
Tornado166068$56 million
Dense Fog11200
Heat9272281$2,000
Flood6200$31,000
Frost/Freeze5000$30,000
High Wind4318$9.2 million
Excessive Heat42130
Strong Wind3401$883,000
Ice Storm2700$140,000
Extreme Cold/Wind Chill2500
Drought1900$5.9 million
Heavy Snow1800$10,000
Coastal Flood1700$30,000
Blizzard1110$18,000
Cold/Wind Chill1100
Tropical Storm810$408 million
Heavy Rain6032
Lightning501$10,000
Storm Surge/Tide100$250,000

The deadliest

The costliest

Damage within this county, in the dollars of its year.

The largest hail

The largest stone in each episode, which may have fallen in a neighboring county of the same episode.

The strongest tornadoes

Every tornado in Baltimore County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Baltimore CountyEvery warning in Baltimore County since 1986Every county in Maryland

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.