Severe Weather History


County archive · 1950 — present

Clinton County, Illinois

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Clinton County, Illinois severe weather history spans 354 recorded events between 1956 and 2026. The dominant hazard is thunderstorm wind, accounting for 57.9% of all recorded events. It ranks #1,463 nationally and #52 in Illinois.

354

Recorded events

3

Direct deaths

0

Direct injuries

$32.9M

Property damage

The record

What the Clinton County, Illinois severe weather history record shows

Across the archive, Clinton County, Illinois severe weather history averages 5.1 recorded events a year. The busiest stretch on record is the 2000s, with 127 events logged in that decade alone. Roughly 57 events fall before 1990 and 297 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The deadliest hazard in the Clinton County, Illinois record is tornado, responsible for 2 direct deaths. The costliest is tornado, with $31.7M in reported property damage. In total, 7 distinct hazard types appear in this county archive, each listed with its own dated record below.

Clinton County, Illinois severe weather history: recorded events per decade since 1950
Clinton County, Illinois severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Clinton County

HazardEventsDeathsDamageMaxSpan
Thunderstorm Wind2050$465K751957–2026
Hail940$100K31957–2025
Tornado302$31.7MF41956–2026
Flash Flood200$527K01996–2025
Heavy Rain30$002003–2008
Lightning10$10K02000–2000
Flood11$002015–2015
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Clinton County, Illinois severe weather history by decade

71950s
101960s
101970s
301980s
521990s
1272000s
762010s
422020s

Reporting practice changed over time — early decades are undercounted, not calmer.

Tornado tracks

Paths crossing this county

27 mapped tornado paths intersect this county: 19 touched down inside it and 8 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
1956-02-24EF463677.6 miCrossed in
1982-12-02EF32010.5 miTouched down here
1958-04-05EF31860.5 miCrossed in
2025-03-14EF20011.0 miCrossed in
2011-04-22EF20018.2 miCrossed in
1967-12-21EF2001.0 miTouched down here
1964-03-08EF20013.1 miTouched down here
2024-05-26EF10018.5 miTouched down here
2022-05-19EF10016.7 miTouched down here
2013-11-17EF1004.8 miCrossed in
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Clinton County

DateTypeLocationDeathsInjuriesDamage
Dec 3, 1982Tornado20$25.0M
May 11, 2015FloodDAMIANSVILLE10$0
Source: NOAA/NCEI Storm Events · dates UTC

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Context

Risk, population and federal disasters

Relatively Low

FEMA NRI risk rating

36,954

Population (ACS)

$192K

Median home value

7

Federal declarations

DeclaredIncidentTitleType
Mar 26, 2020BiologicalCOVID-19 PANDEMICDR
Mar 13, 2020BiologicalCOVID-19EM
Sep 7, 2005HurricaneHURRICANE KATRINA EVACUATIONEM
May 21, 2002TornadoSEVERE STORMS, TORNADOES AND FLOODINGDR
Dec 13, 1982Severe StormSEVERE STORMS, TORNADOES & FLOODINGDR
Apr 26, 1973FloodSEVERE STORMS & FLOODINGDR
Source: FEMA OpenFEMA disaster declarations · most recent first

Quick answers

Frequently asked

How many severe weather events have been recorded in Clinton County, Illinois?

354 events are on record between 1956 and 2026, causing 3 direct deaths and $32.9M in property damage.

What is the most common severe weather hazard in Clinton County?

Thunderstorm Wind, with 205 recorded events — 57.9% of everything in the archive for this county.

How many tornadoes have crossed Clinton County?

27 mapped tornado paths intersect the county boundary; 19 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Clinton County?

7 federal disaster declarations from FEMA include Clinton County, each tied to a specific incident period.

How risky is Clinton County compared with the rest of the country?

FEMA's National Risk Index rates Clinton County as relatively low risk, placing it in the 66 percentile of its state for expected annual loss.

Where does the Clinton County, Illinois severe weather history data come from?

Every figure is drawn from United States federal public-domain records: NOAA/NCEI Storm Events for the event archive, NOAA SPC SVRGIS for mapped tornado paths, FEMA for disaster declarations and risk ratings, and the U.S. Census for population context. Dates are shown in UTC and recent entries may still be revised by NOAA.

Nearby

Neighbouring counties

All counties in this state →

Cite this page

“Clinton County, Illinois.” Severe Weather History. severeweatherhistory.com/county/illinois/clinton-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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