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Dumont, NJ Tornado History — 47 Tornadoes Since 1950

New Jersey · 25-mile radius · NOAA Storm Prediction Center

How many tornadoes has Dumont, NJ had?

Dumont has had 47 tornadoes on record within 25 miles since 1950.

When was the most recent tornado near Dumont?

The most recent tornado within 25 miles of Dumont was an EF0 on July 29, 2021.

When is tornado season in Dumont?

July is historically the peak month for tornadoes near Dumont, with 15 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
47
Within search radius
Violent (EF3+)
0
0.0% of total
Peak Month
July
15 on record
Per Year Avg
0.6
Across 76 years

Recent Tornado Activity Near Dumont

The last 20 years of confirmed tornadoes within 25 miles — 16 total, averaging 0.8 per year over this window.

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

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

Preliminary tornado reports near Dumont 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Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete.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 21, 2026
Rye Brook, Westchester County, NY
Preliminary EF1° July 21, 2026
1 N Pine Brook, Morris County, NJ

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

Tornadoes by Decade

1950s 1
1960s 1
1970s 11
1980s 8
1990s 7
2000s 5
2010s 13
2020s 1

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 16
EF1 26
EF2 5

Tornadoes by Month

Jan 0
Feb 0
Mar 0
Apr 0
May 0
Jun 4
Jul 15
Aug 8
Sep 9
Oct 8
Nov 3
Dec 0

Casualties on Record Near Dumont

2 fatalities have been recorded within 25 miles of Dumont since 1950, across 2 events. 43 injuries have been reported across all events. 2010 was the deadliest year on record.

The deadliest single event was an EF1 on September 16, 2010, which caused 1 fatality along a 4.0-mile track.

Notable Tornadoes Near Dumont

Deadliest Tornado
EF1 on September 16, 2010 — 1 fatality, 4.0 mi path, 100 yd wide.
Costliest Tornado
EF1 on September 16, 2010 — $17.2M in reported property damage.
Widest Tornado
F1 on July 19, 1971 — 800 yards wide.
Longest Path
F0 on September 3, 1992 — 12.0 mile track.
Most Recent
EF0 on July 29, 2021.

About Tornadoes in Dumont

This overview was written July 27, 2026. The tornado counts and notable-event figures elsewhere on this page reflect the latest data and may differ from this summary.

The Dumont, New Jersey area sits within a part of the country where tornadoes are a recurring part of the climate rather than a rare anomaly. The tornado history summarized on this page is drawn from the NOAA Storm Prediction Center's severe weather database, which covers the area within the search radius shown above. The counts, ratings and individual events listed on this page are generated directly from that database and update as it is revised, so they always reflect the current record rather than a snapshot frozen at the time this summary was written.

Activity in this area concentrates most heavily in the summer months, when daytime heating does most of the work. There is also a meaningful secondary season in the autumn, a pattern common across this part of the country and one that catches people out precisely because it falls outside the spring window most residents watch. The underlying setup is a familiar one: moisture riding north ahead of strong frontal systems interacts with summer heating and complex terrain. Tornadoes here are less frequent than in the Plains or the South, but they do occur, and tree cover and rolling terrain can make them difficult to see coming.

Tornado intensity is described using the Enhanced Fujita scale, which runs from EF0 for the weakest tornadoes to EF5 for the most extreme, and which rates a tornado by the damage it leaves behind rather than by wind speed measured directly. Most tornadoes in the area have been at the weaker end of the scale, though the record includes strong tornadoes capable of significant structural damage. A weak rating is a statement about observed damage, not a guarantee about the next storm. Tornadoes in this area have caused loss of life; the casualty figures and the specific events behind them are listed above, straight from the record.

One caveat is worth carrying into any look at the numbers above: the modern record begins in 1950, and reported tornado counts have risen over the decades in large part because detection and reporting have improved. Doppler radar, storm spotter networks, mobile phones and denser development all mean that tornadoes which would once have gone unrecorded are now documented. A rising count does not by itself prove that more tornadoes are forming. The practical takeaway for Dumont residents is unchanged: know where your safe room is, keep a way to receive warnings that will wake you at night, and treat every warning as though it applies to you, because the record here shows that it can.

Frequently Asked Questions

How many tornadoes has Dumont, NJ had?
Since 1950, 47 tornadoes have been recorded within 25 miles of Dumont. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Dumont?
The deadliest tornado on record within 25 miles of Dumont was an EF1 on September 16, 2010, which caused 1 fatality.
When is tornado season in Dumont?
July is historically the peak month for tornadoes near Dumont, with 15 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.
When was the most recent tornado near Dumont?
The most recent tornado within 25 miles of Dumont was an EF0 on July 29, 2021.
How do I get tornado warnings for Dumont?
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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