Illinois

Storm History: Whiteside County, Illinois

526 episodes, 794 events since 1961

Every storm the National Weather Service has filed in Whiteside County, Illinois: 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
794
Deaths
0
Injuries
12
Damage
$34 million
Episodes
526

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 Whiteside 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
Tornado17904$5.7 million
Hail16300$930,000
Thunderstorm Wind12303$250,000
Winter Storm7100
Flash Flood6402$1.9 million
Flood4600$2.6 million
Winter Weather4301
Drought1500$22 million
High Wind1400$123,000
Heavy Snow1300
Ice Storm1300$11,000
Dense Fog1100
Extreme Cold/Wind Chill1000
Frost/Freeze800$330,000
Blizzard800
Cold/Wind Chill500
Heat300
Strong Wind202
Excessive Heat100
Freezing Fog100
Funnel Cloud100

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 Whiteside County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Whiteside CountyEvery warning in Whiteside County since 1986Every county in Illinois

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.