Maryland

Storm History: Washington County, Maryland

799 episodes, 1,139 events since 1956

Every storm the National Weather Service has filed in Washington 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
1,139
Deaths
0
Injuries
8
Damage
$52 million
Episodes
799

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 Washington 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
Thunderstorm Wind27101$2.0 million
Hail20501$847,000
Winter Storm10600$6,000
Winter Weather8500
Flash Flood8300$7.1 million
Dense Fog7500
Tornado5301$2.4 million
Flood5200$16 million
Frost/Freeze4300$1.0 million
Heat3205
High Wind2600$978,000
Excessive Heat2500$16,000
Ice Storm1600$20,000
Strong Wind1600$251,000
Drought1200$21 million
Extreme Cold/Wind Chill1200
Heavy Snow700
Cold/Wind Chill700
Heavy Rain500
Blizzard400$20,000
Tropical Storm100$2,000
Wildfire100
Lightning100$50,000
Freezing Fog100

The deadliest

None recorded.

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 Washington County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Washington CountyEvery warning in Washington 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.