Severe Weather History


County archive · 1950 — present

Montgomery County, Iowa

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Montgomery County, Iowa severe weather history spans 278 recorded events between 1950 and 2026. The dominant hazard is hail, accounting for 43.9% of all recorded events. It ranks #1,910 nationally and #91 in Iowa.

278

Recorded events

0

Direct deaths

1

Direct injuries

$3.2M

Property damage

The record

What the Montgomery County, Iowa severe weather history record shows

Across the archive, Montgomery County, Iowa severe weather history averages 3.7 recorded events a year. The busiest stretch on record is the 2010s, with 80 events logged in that decade alone. Roughly 41 events fall before 1990 and 237 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The costliest is tornado, with $1.5M in reported property damage. In total, 7 distinct hazard types appear in this county archive, each listed with its own dated record below.

Montgomery County, Iowa severe weather history: recorded events per decade since 1950
Montgomery County, Iowa severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Montgomery County

HazardEventsDeathsDamageMaxSpan
Hail1220$90K31970–2026
Thunderstorm Wind910$55K801959–2025
Tornado300$1.5MF31950–2024
Flood170$410K02007–2019
Flash Flood80$1.2M01999–2019
Heavy Rain80$002011–2019
Funnel Cloud20$002024–2024
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Montgomery County, Iowa severe weather history by decade

71950s
41960s
121970s
181980s
291990s
772000s
802010s
512020s

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

Tornado tracks

Paths crossing this county

29 mapped tornado paths intersect this county: 26 touched down inside it and 3 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
2024-05-21EF30033.9 miCrossed in
1974-05-13EF30010.9 miTouched down here
2007-05-05EF2004.8 miTouched down here
2007-05-05EF2006.8 miTouched down here
1959-05-10EF2001.0 miTouched down here
1950-05-08EF2000.1 miTouched down here
2024-05-21EF1002.9 miTouched down here
2016-04-27EF1001.7 miTouched down here
2007-05-06EF1007.4 miTouched down here
1999-04-08EF1008.0 miTouched down here
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Montgomery County

DateTypeLocationDeathsInjuriesDamage
Apr 21, 1964Tornado01$250K
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

Very Low

FEMA NRI risk rating

10,214

Population (ACS)

$121K

Median home value

20

Federal declarations

DeclaredIncidentTitleType
May 24, 2024Severe StormSEVERE STORMS, TORNADOES, AND FLOODINGDR
Mar 23, 2020BiologicalCOVID-19 PANDEMICDR
Mar 13, 2020BiologicalCOVID-19EM
Mar 23, 2019FloodSEVERE STORMS AND FLOODINGDR
Jul 14, 2014Severe StormSEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODINGDR
Jul 29, 2010Severe StormSEVERE STORMS, FLOODING, AND TORNADOESDR
Source: FEMA OpenFEMA disaster declarations · most recent first

Quick answers

Frequently asked

How many severe weather events have been recorded in Montgomery County, Iowa?

278 events are on record between 1950 and 2026, causing 0 direct deaths and $3.2M in property damage.

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

Hail, with 122 recorded events — 43.9% of everything in the archive for this county.

How many tornadoes have crossed Montgomery County?

29 mapped tornado paths intersect the county boundary; 26 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Montgomery County?

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

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

FEMA's National Risk Index rates Montgomery County as very low risk, placing it in the 34 percentile of its state for expected annual loss.

Where does the Montgomery County, Iowa 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

“Montgomery County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/montgomery-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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