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Norwich, CT Tornado History — 20 Tornadoes Since 1950

Connecticut · 25-mile radius · NOAA Storm Prediction Center

How many tornadoes has Norwich, CT had?

Norwich has had 20 tornadoes on record within 25 miles since 1950, including 1 strong to violent (EF3+) tornado.

When was the most recent tornado near Norwich?

The most recent tornado within 25 miles of Norwich was an EF1 on September 13, 2023.

When is tornado season in Norwich?

July is historically the peak month for tornadoes near Norwich, with 4 on record. April through June account for 3 of the 20 tornadoes on record near Norwich.

At a Glance

Tornadoes Since 1950
20
Within search radius
Violent (EF3+)
1
5.0% of total
Peak Month
July
4 on record
Per Year Avg
0.3
Across 76 years

Recent Tornado Activity Near Norwich

The last 20 years of confirmed tornadoes within 25 miles — 10 total, averaging 0.5 per year over this window.

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

Tornadoes by Decade

1950s 1
1960s 2
1970s 2
1980s 1
1990s 4
2010s 5
2020s 5

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 7
EF1 12
EF3 1

Tornadoes by Month

Jan 0
Feb 0
Mar 0
Apr 0
May 0
Jun 3
Jul 4
Aug 4
Sep 4
Oct 3
Nov 2
Dec 0

Have any tornadoes near Norwich been fatal?

No fatalities are on record within 25 miles of Norwich from any of the 20 tornadoes since 1950, though 8 injuries have been reported, according to NOAA Storm Prediction Center records.

Notable Tornadoes Near Norwich

Costliest Tornado
F3 on August 21, 1951 — est. ~$275K (NOAA damage class, pre-1996 estimate).
Widest Tornado
EF1 on August 18, 2023 — 200 yards wide.
Longest Path
F1 on July 19, 1963 — 12.3 mile track.
Most Recent
EF1 on September 13, 2023.

What the record shows near Norwich

The 2010s were the busiest decade near Norwich, with 5 of the 20 confirmed tornadoes within 25 miles; the 2020s have produced 5 so far. The Norwich record runs from the 1950s to today.

Of the tornadoes rated near Norwich, 19 reached EF0 or EF1 and 1 reached EF2 or stronger. The most intense on record near Norwich is rated EF3, of which 1 is logged.

Across the last 20 years Norwich has averaged 0.5 confirmed tornadoes a year within 25 miles, 10 in total. 2018 was the busiest of them with 3, and 15 of those years passed with none at all.

Frequently Asked Questions

How many tornadoes has Norwich, CT had?
Since 1950, 20 tornadoes have been recorded within 25 miles of Norwich. Data source: NOAA Storm Prediction Center.
When is tornado season in Norwich?
July is historically the peak month for tornadoes near Norwich, with 4 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 Norwich?
The most recent tornado within 25 miles of Norwich was an EF1 on September 13, 2023.
How do I get tornado warnings for Norwich?
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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