Storm History: Hillsborough County, New Hampshire
Every storm the National Weather Service has filed in Hillsborough County, New Hampshire: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.
The record
- Events
- 864
- Deaths
- 7
- Injuries
- 27
- Damage
- $60 million
- Episodes
- 500
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Every year
By kind of event
Counted under the kind that heads each episode.
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Hail | 195 | 0 | 7 | $171,000 |
| Thunderstorm Wind | 149 | 1 | 2 | $917,000 |
| Heavy Snow | 144 | 2 | 1 | $6.2 million |
| Flash Flood | 87 | 0 | 0 | $3.1 million |
| Winter Storm | 66 | 0 | 0 | $113,000 |
| Tornado | 43 | 0 | 1 | $2.4 million |
| Flood | 41 | 1 | 2 | $3.9 million |
| Strong Wind | 30 | 1 | 2 | $133,000 |
| High Wind | 24 | 2 | 2 | $4.7 million |
| Drought | 21 | 0 | 0 | $10 million |
| Lightning | 12 | 0 | 10 | $623,000 |
| Winter Weather | 12 | 0 | 0 | |
| Blizzard | 12 | 0 | 0 | |
| Ice Storm | 11 | 0 | 0 | $27 million |
| Heavy Rain | 4 | 0 | 0 | |
| Frost/Freeze | 3 | 0 | 0 | |
| Excessive Heat | 3 | 0 | 0 | |
| Tropical Storm | 3 | 0 | 0 | $15,000 |
| Heat | 2 | 0 | 0 | |
| Extreme Cold/Wind Chill | 2 | 0 | 0 |
The deadliest
The costliest
Damage within this county, in the dollars of its year.
- Ice Storm, December 11, 2008
- Drought, November 1, 2020
- Heavy Snow, March 5, 2001
- High Wind, February 25, 2010
- Flood, May 13, 2006
- Flood, April 15, 2007
- Drought, October 1, 2020
- Flash Flood, July 17, 2021
- Heavy Snow, December 7, 1996
- Tornado, July 16, 2024
- Flash Flood, September 6, 2008
- Flash Flood, August 22, 2009
- Thunderstorm Wind, August 16, 2002
- Lightning, May 24, 2004
- High Wind, February 17, 2006
- Tornado, July 5, 1984
- Tornado, May 9, 1963
- Tornado, June 9, 1963
- Tornado, June 16, 1986
- Tornado, July 3, 1997
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
- Flash Flood, May 29, 2012
- Hail, July 11, 1980
- Tornado, August 17, 1970
- Hail, July 20, 2025
- Hail, August 5, 2024
- Hail, August 15, 2024
- Hail, July 21, 2022
- Hail, June 15, 2021
- Hail, June 30, 2021
- Hail, July 23, 2021
- Flash Flood, July 8, 2020
- Hail, July 10, 2018
- Hail, May 31, 2017
- Hail, August 13, 2016
- Hail, August 7, 2014
The strongest tornadoes
Every episode, newest first
- Thunderstorm Wind, June 18, 2026
- Drought, June 1, 2026
- Hail, April 14, 2026
- Drought, March 1, 2026
- Blizzard, February 23, 2026
- Drought, February 1, 2026
- Winter Storm, January 25, 2026
- Winter Storm, December 2, 2025
- Drought, December 1, 2025
- Drought, November 1, 2025
- Hail, September 6, 2025
- Drought, September 1, 2025
- Flash Flood, August 13, 2025
- Hail, July 20, 2025
- Thunderstorm Wind, July 17, 2025
- Flash Flood, July 12, 2025
- Hail, July 11, 2025
- Hail, July 3, 2025
- Flash Flood, June 6, 2025
- Flood, May 10, 2025
- Hail, May 3, 2025
- Winter Storm, March 29, 2025
- Winter Storm, February 15, 2025
- Winter Storm, February 8, 2025
- Hail, August 26, 2024
- Hail, August 15, 2024
- Hail, August 5, 2024
- Flash Flood, August 4, 2024
- Tornado, July 16, 2024
- Thunderstorm Wind, June 30, 2024
- Tornado, June 23, 2024
- Hail, June 20, 2024
- Excessive Heat, June 19, 2024
- Flash Flood, May 21, 2024
- Winter Storm, April 3, 2024
- Winter Storm, March 23, 2024
- Winter Storm, January 28, 2024
- Winter Weather, January 14, 2024
- Winter Storm, January 6, 2024
- Flash Flood, December 18, 2023
- Flash Flood, September 11, 2023
- Hail, September 8, 2023
- Flash Flood, July 29, 2023
- Tornado, July 27, 2023
- Flash Flood, July 21, 2023
- Flash Flood, July 21, 2023
- Hail, July 18, 2023
- Flash Flood, July 15, 2023
- Flash Flood, July 8, 2023
- Hail, June 26, 2023
- Flash Flood, June 25, 2023
- Hail, June 2, 2023
- Frost/Freeze, May 18, 2023
- Winter Storm, March 13, 2023
- Winter Storm, March 3, 2023
- Extreme Cold/Wind Chill, February 3, 2023
- Winter Storm, January 22, 2023
- Winter Storm, January 19, 2023
- Flood, December 23, 2022
- Winter Storm, December 16, 2022
- Thunderstorm Wind, November 30, 2022
- Thunderstorm Wind, September 13, 2022
- Drought, September 1, 2022
- Hail, August 7, 2022
- Thunderstorm Wind, August 5, 2022
- Drought, August 1, 2022
- Hail, July 25, 2022
- Hail, July 21, 2022
- Hail, July 12, 2022
- Hail, May 22, 2022
- Tornado, May 16, 2022
- Thunderstorm Wind, March 7, 2022
- Winter Weather, February 27, 2022
- Winter Storm, February 25, 2022
- Winter Weather, February 19, 2022
- Blizzard, January 29, 2022
- Winter Storm, January 17, 2022
- Hail, September 15, 2021
- Flash Flood, July 29, 2021
- Hail, July 23, 2021
- Hail, July 20, 2021
- Flash Flood, July 17, 2021
- Hail, July 7, 2021
- Hail, June 30, 2021
- Hail, June 15, 2021
- Thunderstorm Wind, May 26, 2021
- Heavy Snow, April 15, 2021
- Strong Wind, March 2, 2021
- Winter Storm, February 1, 2021
- Winter Storm, December 17, 2020
- Winter Storm, December 5, 2020
- Drought, December 1, 2020
- Drought, November 1, 2020
- Thunderstorm Wind, October 7, 2020
- Drought, October 1, 2020
- Drought, September 1, 2020
- Hail, August 24, 2020
- Hail, August 23, 2020
- Tropical Storm, August 4, 2020
- Hail, July 23, 2020
- Hail, July 14, 2020
- Thunderstorm Wind, July 13, 2020
- Flash Flood, July 8, 2020
- Hail, July 5, 2020
- Thunderstorm Wind, July 2, 2020
- Thunderstorm Wind, May 15, 2020
- Winter Weather, May 8, 2020
- Winter Storm, March 23, 2020
- Heavy Snow, December 1, 2019
- Hail, August 21, 2019
- Thunderstorm Wind, August 17, 2019
- Thunderstorm Wind, June 30, 2019
- Heavy Snow, March 3, 2019
- Heavy Snow, January 19, 2019
- Heavy Snow, November 15, 2018
- Flash Flood, September 18, 2018
- Thunderstorm Wind, August 17, 2018
- Flash Flood, August 17, 2018
- Flash Flood, August 3, 2018
- Flash Flood, July 17, 2018
- Thunderstorm Wind, July 17, 2018
- Thunderstorm Wind, July 15, 2018
- Hail, July 10, 2018
- Tornado, June 18, 2018
- Thunderstorm Wind, May 4, 2018
- Heavy Snow, March 13, 2018
- Heavy Snow, March 7, 2018
- Heavy Snow, February 17, 2018
- Heavy Snow, February 7, 2018
- Heavy Snow, January 16, 2018
- Flood, January 12, 2018
- Blizzard, January 4, 2018
- Heavy Snow, December 25, 2017
- High Wind, October 30, 2017
- Flood, October 30, 2017
- Thunderstorm Wind, August 22, 2017
- Thunderstorm Wind, July 8, 2017
- Thunderstorm Wind, June 27, 2017
- Thunderstorm Wind, June 19, 2017
- Hail, May 31, 2017
- Thunderstorm Wind, May 18, 2017
- Heavy Snow, April 1, 2017
- Heavy Snow, March 31, 2017
- Heavy Snow, March 14, 2017
- Heavy Snow, February 12, 2017
- Heavy Snow, February 9, 2017
- Heavy Snow, January 17, 2017
- Heavy Snow, December 29, 2016
- Heavy Snow, December 17, 2016
- Heavy Snow, December 11, 2016
- Flash Flood, October 21, 2016
- Thunderstorm Wind, September 11, 2016
- Hail, August 13, 2016
- Hail, July 23, 2016
- Tornado, July 18, 2016
- Heavy Snow, February 5, 2016
- Hail, August 25, 2015
- Flash Flood, August 25, 2015
- Hail, August 4, 2015
- Hail, July 1, 2015
- Thunderstorm Wind, May 28, 2015
- Thunderstorm Wind, May 27, 2015
- Heavy Snow, February 14, 2015
- Heavy Snow, February 7, 2015
- Heavy Snow, February 2, 2015
- Blizzard, January 26, 2015
- Heavy Snow, January 24, 2015
- Heavy Snow, November 26, 2014
- Strong Wind, November 2, 2014
- Thunderstorm Wind, September 6, 2014
- Hail, August 7, 2014
- Hail, July 28, 2014
- Lightning, July 23, 2014
- Flash Flood, July 15, 2014
- Thunderstorm Wind, July 3, 2014
- Thunderstorm Wind, July 2, 2014
- Hail, May 25, 2014
- Strong Wind, April 24, 2014
- Strong Wind, April 15, 2014
- Strong Wind, March 26, 2014
- Heavy Snow, February 18, 2014
- Heavy Snow, February 13, 2014
- Heavy Snow, February 5, 2014
- Heavy Snow, January 18, 2014
- Heavy Snow, January 2, 2014
- Heavy Snow, December 17, 2013
- Heavy Snow, December 14, 2013
- High Wind, November 24, 2013
- Strong Wind, November 1, 2013
- Thunderstorm Wind, October 7, 2013
- Flash Flood, September 12, 2013
- Hail, July 29, 2013
- Hail, June 24, 2013
- Hail, May 21, 2013
- Heavy Snow, March 18, 2013
- Heavy Snow, March 7, 2013
- Heavy Snow, February 23, 2013
- Blizzard, February 8, 2013
- High Wind, January 31, 2013
- Strong Wind, January 20, 2013
- Heavy Snow, December 29, 2012
- Heavy Snow, December 26, 2012
- High Wind, October 29, 2012
- Flash Flood, August 16, 2012
- Thunderstorm Wind, August 5, 2012
- Flood, August 4, 2012
- Hail, July 24, 2012
- Flash Flood, May 29, 2012
- Hail, May 16, 2012
- Winter Storm, March 1, 2012
- Winter Storm, February 29, 2012
- Winter Weather, January 12, 2012
- Heavy Snow, October 29, 2011
- Winter Weather, October 27, 2011
- Tropical Storm, August 28, 2011
- Excessive Heat, July 21, 2011
- Hail, May 7, 2011
- Winter Storm, February 27, 2011
- Winter Storm, February 25, 2011
- Winter Storm, February 1, 2011
- Heavy Snow, January 27, 2011
- Winter Storm, January 21, 2011
- Winter Storm, January 18, 2011
- Heavy Snow, January 12, 2011
- Winter Storm, December 26, 2010
- Strong Wind, November 24, 2010
- Strong Wind, November 17, 2010
- Strong Wind, October 1, 2010
- Hail, September 13, 2010
- Thunderstorm Wind, July 21, 2010
- Hail, July 19, 2010
- Heat, July 6, 2010
- Thunderstorm Wind, June 6, 2010
- Thunderstorm Wind, May 4, 2010
- Strong Wind, April 29, 2010
- Flood, April 1, 2010
- Flood, March 30, 2010
- Flood, March 14, 2010
- High Wind, February 25, 2010
- Heavy Snow, February 23, 2010
- Heavy Snow, February 16, 2010
- Heavy Snow, January 17, 2010
- Heavy Snow, January 1, 2010
- Heavy Snow, December 9, 2009
- High Wind, November 28, 2009
- Strong Wind, October 31, 2009
- Flash Flood, August 22, 2009
- Thunderstorm Wind, July 27, 2009
- Hail, July 7, 2009
- Hail, June 27, 2009
Earlier years, state by state:
More
Tornadoes in Hillsborough CountyEvery warning in Hillsborough County since 1986Every county in New Hampshire
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.