Minnesota

Storm History: Washington County, Minnesota

388 episodes, 593 events since 1954

Every storm the National Weather Service has filed in Washington County, Minnesota: 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
593
Deaths
5
Injuries
34
Damage
$74 million
Episodes
388

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
Hail18112$18 million
Tornado165225$53 million
Winter Storm7100
Flash Flood4203$300,000
Thunderstorm Wind2600$2.4 million
Heavy Snow1700
Blizzard1600
Winter Weather1300
Extreme Cold/Wind Chill1221
High Wind900$300
Cold/Wind Chill800
Excessive Heat800
Flood600$20,000
Heat600
Funnel Cloud400
Ice Storm300
Lightning303
Dense Fog200
Frost/Freeze100$20,000

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 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 Minnesota

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.