How many tornadoes has Charlestown, MA had?
Charlestown has had 43 tornadoes on record within 25 miles since 1950, including 3 strong to violent (EF3+) tornadoes.
When was the most recent tornado near Charlestown?
The most recent tornado within 25 miles of Charlestown was an EF0 on September 6, 2025.
When is tornado season in Charlestown?
July is historically the peak month for tornadoes near Charlestown, with 14 on record. April through June account for 9 of the 43 tornadoes on record near Charlestown.
At a Glance
Tornadoes Since 1950
43
Within search radius
Violent (EF3+)
3
7.0% of total
Peak Month
July
14 on record
Per Year Avg
0.6
Across 76 years
Recent Tornado Activity Near Charlestown
The last 20 years of confirmed tornadoes within 25 miles —
9 total, averaging 0.5 per year over this window.
2026
0
2025
1
2024
0
2023
3
2022
0
2021
1
2020
1
2019
0
2018
0
2017
0
2016
1
2015
0
2014
1
2013
1
2012
0
2011
0
2010
0
2009
0
2008
0
2007
0
Tornadoes by Decade
1950s
11
1960s
6
1970s
8
1980s
7
1990s
2
2010s
3
2020s
6
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
12
EF1
22
EF2
6
EF3
2
EF4
1
Tornadoes by Month
Jan
0
Feb
0
Mar
0
Apr
0
May
4
Jun
5
Jul
14
Aug
10
Sep
5
Oct
2
Nov
2
Dec
1
Casualties on Record Near Charlestown
95 fatalities have been recorded within 25 miles of Charlestown since 1950, across 2 events. 1,263 injuries have been reported across all events. 1953 was the deadliest year on record near Charlestown.
The deadliest single event was an F4 on June 9, 1953, which caused 94 fatalities along a 34.9-mile track.
Notable Tornadoes Near Charlestown
Deadliest Tornado
F4 on June 9, 1953 — 94 fatalities, 34.9 mi path, 900 yd wide.
Costliest Tornado
F4 on June 9, 1953 — est. ~$275.0M (NOAA damage class, pre-1996 estimate).
Widest Tornado
F4 on June 9, 1953 — 900 yards wide.
Longest Path
F4 on June 9, 1953 — 34.9 mile track.
Most Recent
EF0 on September 6, 2025.
What the record shows near Charlestown
The 1950s were the busiest decade near Charlestown, with 11 of the 43 confirmed tornadoes within 25 miles; the 2020s have produced 6 so far. The Charlestown record runs from the 1950s to today.
Of the tornadoes rated near Charlestown, 34 reached EF0 or EF1 and 9 reached EF2 or stronger. The most intense on record near Charlestown is rated EF4, of which 1 is logged.
Across the last 20 years Charlestown has averaged 0.5 confirmed tornadoes a year within 25 miles, 9 in total. 2023 was the busiest of them with 3, and 13 of those years passed with none at all.
Frequently Asked Questions
How many tornadoes has Charlestown, MA had?
Since 1950, 43 tornadoes have been recorded within 25 miles of Charlestown. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Charlestown?
The deadliest tornado on record within 25 miles of Charlestown was an F4 on June 9, 1953, which caused 94 fatalities.
When is tornado season in Charlestown?
July is historically the peak month for tornadoes near Charlestown, with 14 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 Charlestown been hit by an EF4 or EF5 tornado?
Within 25 miles of Charlestown, 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 Charlestown?
The most recent tornado within 25 miles of Charlestown was an EF0 on September 6, 2025.
How do I get tornado warnings for Charlestown?
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.
More Cities in Massachusetts
Get real-time tornado alerts for Charlestown
Vortex monitors NWS warnings, SPC outlooks, and live radar — with push + phone call alerts when storms threaten your location.
Open the Vortex app →