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Greater Upper Marlboro, MD Tornado History — 105 Tornadoes Since 1950

Maryland · 25-mile radius · NOAA Storm Prediction Center

How many tornadoes has Greater Upper Marlboro, MD had?

Greater Upper Marlboro has had 105 tornadoes on record within 25 miles since 1950, including 4 strong to violent (EF3+) tornadoes.

When was the most recent tornado near Greater Upper Marlboro?

The most recent tornado within 25 miles of Greater Upper Marlboro was an EF0 on July 31, 2025.

When is tornado season in Greater Upper Marlboro?

July is historically the peak month for tornadoes near Greater Upper Marlboro, with 24 on record. April through June account for 46 of the 105 tornadoes on record near Greater Upper Marlboro.

At a Glance

Tornadoes Since 1950
105
Within search radius
Violent (EF3+)
4
3.8% of total
Peak Month
July
24 on record
Per Year Avg
1.4
Across 76 years

Recent Tornado Activity Near Greater Upper Marlboro

The last 20 years of confirmed tornadoes within 25 miles — 42 total, averaging 2.1 per year over this window.

2026 0+1 prelim
2025 2
2024 0
2023 0
2022 3
2021 4
2020 2
2019 1
2018 1
2017 5
2016 0
2015 1
2014 2
2013 3
2012 5
2011 5
2010 2
2009 0
2008 6
2007 0

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

Preliminary tornado reports near Greater Upper Marlboro since December 29, 2025

This is a preliminary report, not confirmed tornadoes. It has not yet been through an NWS damage survey, and is 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Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete.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 28, 2026
1 NW Cape St. Claire, Anne Arundel County, MD
A second tornado touched down along Lake Drive in the Arnold/Cape Saint Claire area for about a minute. Significant convergent tree damage was noted... along with the g (LWX)

Within 25 miles of Greater Upper Marlboro. Quoted text is the report narrative exactly as filed. Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.

What storm spotters reported near Greater Upper Marlboro

2 local storm reports have been filed within 25 miles of Greater Upper Marlboro and since confirmed into the NOAA archive, the earliest on June 18, 2025 and the most recent on June 19, 2025. They are already counted in the Greater Upper Marlboro totals above; quoted below is the narrative each reporting office filed at the time.

EF0° June 19, 2025
Odenton, Anne Arundel County, MD
NWS Storm Survey confirmed an EF-0 tornado briefly touched down in Odenton... MD at approximately 440 pm... with peak winds estimated at 80mph. Path length was 0.1 mile (LWX)
EF0° June 18, 2025
Odenton, Anne Arundel County, MD
Corrected for time/date. NWS Storm Survey confirmed an EF-0 tornado briefly touched down in Odenton... MD at approximately 215 pm... with peak winds estimated at 80mph. (LWX)

Source: National Weather Service and trained-spotter local storm reports, relayed by the NOAA Storm Prediction Center.

Tornadoes by Decade

1950s 3
1960s 3
1970s 13
1980s 1
1990s 30
2000s 19
2010s 25
2020s 11

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 47
EF1 43
EF2 10
EF3 3
EF4 1
Unrated 1

Tornadoes by Month

Jan 1
Feb 1
Mar 1
Apr 16
May 13
Jun 17
Jul 24
Aug 10
Sep 12
Oct 8
Nov 1
Dec 1

Casualties on Record Near Greater Upper Marlboro

6 fatalities have been recorded within 25 miles of Greater Upper Marlboro since 1950, across 3 events. 235 injuries have been reported across all events. 2002 was the deadliest year on record near Greater Upper Marlboro.

The deadliest single event was an F4 on April 28, 2002, which caused 3 fatalities along a 38.0-mile track.

Notable Tornadoes Near Greater Upper Marlboro

Deadliest Tornado
F4 on April 28, 2002 — 3 fatalities, 38.0 mi path, 650 yd wide.
Costliest Tornado
F3 on April 1, 1973 — est. ~$27.5M (NOAA damage class, pre-1996 estimate).
Widest Tornado
F4 on April 28, 2002 — 650 yards wide.
Longest Path
F4 on April 28, 2002 — 38.0 mile track.
Most Recent
EF0 on July 31, 2025.

What the record shows near Greater Upper Marlboro

The 1990s were the busiest decade near Greater Upper Marlboro, with 30 of the 105 confirmed tornadoes within 25 miles; the 2020s have produced 11 so far. The Greater Upper Marlboro record runs from the 1950s to today.

Of the tornadoes rated near Greater Upper Marlboro, 90 reached EF0 or EF1 and 14 reached EF2 or stronger. The most intense on record near Greater Upper Marlboro is rated EF4, of which 1 is logged. A further 1 near Greater Upper Marlboro is unrated — events NOAA logged before a damage survey assigned a scale.

Across the last 20 years Greater Upper Marlboro has averaged 2.1 confirmed tornadoes a year within 25 miles, 42 in total. 2008 was the busiest of them with 6, and 6 of those years passed with none at all.

Frequently Asked Questions

How many tornadoes has Greater Upper Marlboro, MD had?
Since 1950, 105 tornadoes have been recorded within 25 miles of Greater Upper Marlboro. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Greater Upper Marlboro?
The deadliest tornado on record within 25 miles of Greater Upper Marlboro was an F4 on April 28, 2002, which caused 3 fatalities.
When is tornado season in Greater Upper Marlboro?
July is historically the peak month for tornadoes near Greater Upper Marlboro, with 24 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 Greater Upper Marlboro been hit by an EF4 or EF5 tornado?
Within 25 miles of Greater Upper Marlboro, there has been 0 EF5 and 1 EF4 tornado 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 Greater Upper Marlboro?
The most recent tornado within 25 miles of Greater Upper Marlboro was an EF0 on July 31, 2025.
How do I get tornado warnings for Greater Upper Marlboro?
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.

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