Illinois

Storm History: Calhoun County, Illinois

250 episodes, 270 events since 1958

Every storm the National Weather Service has filed in Calhoun 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
270
Deaths
0
Injuries
5
Damage
$559,000
Episodes
250

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 Calhoun 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 Wind4600$5,000
Hail3900$26,000
Tornado3005$426,000
Winter Storm2900
Heat2400
Excessive Heat2400
Flash Flood1700$50,000
Flood1500$49,000
Heavy Snow1100
Drought1000
High Wind700$2,000
Ice Storm300
Winter Weather300
Cold/Wind Chill300
Blizzard300
Heavy Rain200
Extreme Cold/Wind Chill100
Frost/Freeze100
Sleet100
Strong Wind100$1,000

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 Calhoun County, with its track

Every episode, newest first

More

Tornadoes in Calhoun CountyEvery warning in Calhoun 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.