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Mehlville, MO Tornado History — 183 Tornadoes Since 1950

Missouri · 25-mile radius · NOAA Storm Prediction Center

How many tornadoes has Mehlville, MO had?

Mehlville has had 183 tornadoes on record within 25 miles since 1950, including 20 violent (EF3+) tornadoes.

When was the most recent tornado near Mehlville?

The most recent tornado within 25 miles of Mehlville was an EF1 on June 4, 2025.

When is tornado season in Mehlville?

April is historically the peak month for tornadoes near Mehlville, with 56 on record. Spring through early summer (April–June) generally sees the highest activity across most of the central and southern United States.

At a Glance

Tornadoes Since 1950
183
Within search radius
Violent (EF3+)
20
10.9% of total
Peak Month
April
56 on record
Per Year Avg
2.4
Across 76 years

Recent Tornado Activity Near Mehlville

The last 20 years of confirmed tornadoes within 25 miles — 79 total, averaging 4.0 per year over this window.

2026 0+2 prelim
2025 11
2024 8
2023 11
2022 4
2021 2
2020 0
2019 2
2018 0
2017 2
2016 1
2015 1
2014 7
2013 6
2012 1
2011 10
2010 10
2009 1
2008 1
2007 1

Striped bars mark preliminary reports not yet confirmed by NWS survey — excluded from the confirmed counts.

Preliminary tornado reports near Mehlville since December 29, 2025

These are 2 preliminary reports, not confirmed tornadoes. They have not yet been through an NWS damage survey, and are not counted in the confirmed totals above.

Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete. Ratings are omitted until a survey assigns one.

Confirmed records above are complete through December 29, 2025. NOAA publishes the confirmed archive annually, so tornadoes after that date appear here first and move into the totals above once finalized.

Preliminary July 11, 2026
2 N Valmeyer, Monroe County, IL
Preliminary EF0° June 21, 2026
Warson Woods, St. Louis County, MO

Within 25 miles of Mehlville. Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.

Tornadoes by Decade

1950s 25
1960s 16
1970s 15
1980s 13
1990s 22
2000s 16
2010s 40
2020s 36

Tornadoes by Enhanced Fujita Rating

F0–F5 ratings (pre-2007) are grouped with their EF equivalents. The Enhanced Fujita scale replaced the original Fujita scale in February 2007.

EF0 56
EF1 74
EF2 30
EF3 15
EF4 5
Unrated 3

Tornadoes by Month

Jan 3
Feb 11
Mar 16
Apr 56
May 42
Jun 22
Jul 5
Aug 3
Sep 6
Oct 6
Nov 5
Dec 8

Casualties on Record Near Mehlville

49 fatalities have been recorded within 25 miles of Mehlville since 1950, across 11 events. 834 injuries have been reported across all events. 1959 was the deadliest year on record.

The deadliest single event was a F4 on February 10, 1959, which caused 21 fatalities along a 23.9-mile track.

Notable Tornadoes Near Mehlville

Deadliest Tornado
F4 on February 10, 1959 — 21 fatalities, 23.9 mi path, 200 yd wide.
Costliest Tornado
EF2 on May 16, 2025 — $1.6B in reported property damage.
Widest Tornado
EF3 on May 31, 2013 — 1,760 yards wide.
Longest Path
F4 on February 24, 1956 — 77.6 mile track.
Most Recent
EF1 on June 4, 2025.

About Tornadoes in Mehlville

This overview was written April 23, 2026. The tornado counts and notable-event figures elsewhere on this page reflect the latest data and may differ from this summary.

Mehlville, Missouri has experienced significant tornado activity over the past 75 years. According to NOAA Storm Prediction Center records, 168 tornadoes have been documented within 25 miles of the community since 1950. The distribution of these events shows notable variation across decades, with 24 tornadoes occurring in the 1950s, followed by a decline to 15 events in the 1960s and 1970s, and 13 in the 1980s. Activity increased to 21 tornadoes in the 1990s, then dropped to 14 in the 2000s before rising sharply to 33 events in both the 2010s and 2020s.

The intensity distribution of these tornadoes reflects the typical pattern seen across the United States, where weaker tornadoes are far more common than violent ones. Of the 168 recorded events, 54 were rated EF0, 68 were EF1, and 28 were EF2. Stronger tornadoes were less frequent, with 12 rated EF3 and 4 rated EF4. Two tornadoes remain unrated in the historical record. The Enhanced Fujita scale, which replaced the original Fujita scale in 2007, estimates tornado intensity based on damage to structures and vegetation.

April has been the most active month for tornadoes near Mehlville, with 51 events recorded during that month. This spring peak aligns with national patterns, as the clash between warm, moist air from the Gulf of Mexico and cooler air masses creates favorable conditions for severe thunderstorm development across the central United States during the spring months.

The deadliest tornado on record occurred on February 10, 1959, when an F4 tornado claimed 21 lives while causing $27,500,000 in property damage along a 23.9-mile path with a maximum width of 200 yards. More recently, an EF2 tornado on May 16, 2025 became the costliest and widest tornado in the area's history, causing $1,600,000,000 in damage and 4 fatalities along a 23.2-mile track that reached 1750 yards wide. The longest-tracked tornado traveled 25.3 miles on March 15, 2025, rated EF2 with no fatalities. The most recent tornado occurred on June 4, 2025, an EF1 event that caused $93,500 in damage along a 6.8-mile path.

Frequently Asked Questions

How many tornadoes has Mehlville, MO had?
Since 1950, 183 tornadoes have been recorded within 25 miles of Mehlville. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Mehlville?
The deadliest tornado on record within 25 miles of Mehlville was a F4 on February 10, 1959, which caused 21 fatalities.
When is tornado season in Mehlville?
April is historically the peak month for tornadoes near Mehlville, with 56 tornadoes on record. Tornadoes can occur any time of year, but spring months (April–June) generally see the highest activity across most of the central and southern United States.
Has Mehlville been hit by an EF4 or EF5 tornado?
Within 25 miles of Mehlville, there have been 0 EF5 and 5 EF4 tornadoes recorded since 1950. EF4 and EF5 tornadoes are the most destructive ratings on the Enhanced Fujita scale, with winds above 166 mph.
When was the most recent tornado near Mehlville?
The most recent tornado within 25 miles of Mehlville was an EF1 on June 4, 2025.
How do I get tornado warnings for Mehlville?
Vortex delivers real-time tornado warnings, severe thunderstorm alerts, and SPC outlook updates for any US location via push notification and phone call. Alerts are sourced directly from the National Weather Service and updated within seconds of issuance.

Official Resources

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