How many tornadoes has Dover, NH had?
Dover has had 23 tornadoes on record within 25 miles since 1950, including 1 strong to violent (EF3+) tornado.
When was the most recent tornado near Dover?
The most recent tornado within 25 miles of Dover was an EF1 on July 21, 2010.
When is tornado season in Dover?
June is historically the peak month for tornadoes near Dover, with 6 on record. April through June account for 9 of the 23 tornadoes on record near Dover.
At a Glance
Tornadoes Since 1950
23
Within search radius
Violent (EF3+)
1
4.3% of total
Peak Month
June
6 on record
Per Year Avg
0.3
Across 76 years
Recent Tornado Activity Near Dover
The last 20 years of confirmed tornadoes within 25 miles —
2 total, averaging 0.1 per year over this window.
2026
0
2025
0
2024
0
2023
0
2022
0
2021
0
2020
0
2019
0
2018
0
2017
0
2016
0
2015
0
2014
0
2013
0
2012
0
2011
0
2010
1
2009
0
2008
1
2007
0
Tornadoes by Decade
1950s
5
1960s
4
1970s
5
1980s
2
1990s
3
2000s
3
2010s
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
5
EF1
8
EF2
9
EF3
1
Tornadoes by Month
Jan
0
Feb
0
Mar
0
Apr
0
May
3
Jun
6
Jul
5
Aug
6
Sep
1
Oct
2
Nov
0
Dec
0
Casualties on Record Near Dover
1 fatality has been recorded within 25 miles of Dover since 1950, across 1 event. 18 injuries have been reported across all events. 2008 was the deadliest year on record near Dover.
The deadliest single event was an EF2 on July 24, 2008, which caused 1 fatality along a 50.5-mile track.
Notable Tornadoes Near Dover
Deadliest Tornado
EF2 on July 24, 2008 — 1 fatality, 50.5 mi path, 880 yd wide.
Costliest Tornado
F2 on June 22, 1981 — est. ~$2.8M (NOAA damage class, pre-1996 estimate).
Widest Tornado
EF2 on July 24, 2008 — 880 yards wide.
Longest Path
EF2 on July 24, 2008 — 50.5 mile track.
Most Recent
EF1 on July 21, 2010.
What the record shows near Dover
The 1950s were the busiest decade near Dover, with 5 of the 23 confirmed tornadoes within 25 miles; the 2010s have produced 1 so far. The Dover record runs from the 1950s to today.
Of the tornadoes rated near Dover, 13 reached EF0 or EF1 and 10 reached EF2 or stronger. The most intense on record near Dover is rated EF3, of which 1 is logged.
Across the last 20 years Dover has averaged 0.1 confirmed tornadoes a year within 25 miles, 2 in total. 2008 was the busiest of them with 1, and 18 of those years passed with none at all.
Frequently Asked Questions
How many tornadoes has Dover, NH had?
Since 1950, 23 tornadoes have been recorded within 25 miles of Dover. Data source: NOAA Storm Prediction Center.
What was the deadliest tornado near Dover?
The deadliest tornado on record within 25 miles of Dover was an EF2 on July 24, 2008, which caused 1 fatality.
When is tornado season in Dover?
June is historically the peak month for tornadoes near Dover, with 6 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 Dover?
The most recent tornado within 25 miles of Dover was an EF1 on July 21, 2010.
How do I get tornado warnings for Dover?
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