Storm History: Calvert County, Maryland
Every storm the National Weather Service has filed in Calvert County, Maryland: 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
- 774
- Deaths
- 5
- Injuries
- 163
- Damage
- $34 million
- Episodes
- 554
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 | 151 | 0 | 2 | $543,000 |
| Thunderstorm Wind | 132 | 0 | 0 | $398,000 |
| Tornado | 99 | 2 | 2 | $14 million |
| Winter Storm | 57 | 0 | 0 | |
| Heat | 51 | 1 | 5 | |
| Dense Fog | 45 | 0 | 0 | |
| Flash Flood | 37 | 0 | 0 | $337,000 |
| Winter Weather | 32 | 1 | 0 | |
| Excessive Heat | 25 | 0 | 1 | $104,000 |
| Flood | 25 | 0 | 2 | $115,000 |
| Frost/Freeze | 21 | 0 | 0 | |
| High Wind | 15 | 0 | 1 | $989,000 |
| Drought | 12 | 0 | 0 | $1.7 million |
| Coastal Flood | 10 | 0 | 0 | $10,000 |
| Strong Wind | 10 | 0 | 0 | $3,000 |
| Extreme Cold/Wind Chill | 9 | 0 | 0 | |
| Heavy Snow | 8 | 0 | 0 | |
| Heavy Rain | 8 | 0 | 0 | |
| Blizzard | 6 | 0 | 150 | $10,000 |
| Storm Surge/Tide | 5 | 0 | 0 | $915,000 |
| Ice Storm | 5 | 0 | 0 | |
| Tropical Storm | 5 | 0 | 0 | $15 million |
| Lightning | 3 | 1 | 0 | $120,000 |
| Cold/Wind Chill | 3 | 0 | 0 | $3,000 |
The deadliest
The costliest
Damage within this county, in the dollars of its year.
- Tropical Storm, September 18, 2003
- Tornado, April 28, 2002
- Tropical Storm, August 27, 2011
- Drought, November 1, 1998
- Tornado, August 4, 2020
- High Wind, October 29, 2012
- Storm Surge/Tide, September 6, 1996
- Tropical Storm, September 16, 1999
- Tornado, November 1, 1994
- Tornado, June 4, 2008
- Flash Flood, February 4, 1998
- Tornado, February 7, 2020
- Tornado, June 27, 1978
- Tornado, September 5, 1979
- Tornado, April 21, 2000
- Storm Surge/Tide, September 1, 2006
- Tornado, July 13, 1996
- Tornado, March 16, 2026
- Lightning, September 14, 2000
- Excessive Heat, June 2, 2000
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
The strongest tornadoes
Every episode, newest first
- Tornado, June 22, 2026
- Thunderstorm Wind, June 12, 2026
- Thunderstorm Wind, June 11, 2026
- Tornado, March 16, 2026
- High Wind, February 7, 2026
- Extreme Cold/Wind Chill, February 7, 2026
- Winter Storm, January 24, 2026
- Extreme Cold/Wind Chill, January 23, 2026
- Winter Storm, December 13, 2025
- Winter Weather, December 5, 2025
- Winter Weather, December 5, 2025
- Thunderstorm Wind, July 27, 2025
- Thunderstorm Wind, July 9, 2025
- Tornado, July 1, 2025
- Thunderstorm Wind, June 25, 2025
- Excessive Heat, June 24, 2025
- Excessive Heat, June 23, 2025
- Thunderstorm Wind, June 19, 2025
- Thunderstorm Wind, May 31, 2025
- Tornado, May 16, 2025
- Winter Storm, February 11, 2025
- Winter Storm, January 5, 2025
- Winter Storm, January 3, 2025
- Thunderstorm Wind, December 31, 2024
- Thunderstorm Wind, July 31, 2024
- Excessive Heat, July 16, 2024
- Excessive Heat, July 5, 2024
- Thunderstorm Wind, June 26, 2024
- Hail, May 27, 2024
- Winter Storm, January 19, 2024
- Winter Storm, January 15, 2024
- Coastal Flood, January 9, 2024
- Flood, December 18, 2023
- Excessive Heat, July 29, 2023
- Excessive Heat, July 28, 2023
- Thunderstorm Wind, July 3, 2023
- Tornado, April 1, 2023
- Cold/Wind Chill, December 23, 2022
- Thunderstorm Wind, August 10, 2022
- Thunderstorm Wind, August 5, 2022
- Thunderstorm Wind, July 25, 2022
- Thunderstorm Wind, July 21, 2022
- Tornado, June 8, 2022
- Hail, June 2, 2022
- Tornado, May 27, 2022
- Flood, May 22, 2022
- Thunderstorm Wind, May 22, 2022
- Hail, May 16, 2022
- Winter Weather, January 28, 2022
- Thunderstorm Wind, January 16, 2022
- Winter Storm, January 3, 2022
- Coastal Flood, October 28, 2021
- Flood, August 20, 2021
- Flash Flood, August 14, 2021
- Thunderstorm Wind, August 14, 2021
- Heat, August 13, 2021
- Thunderstorm Wind, August 13, 2021
- Heat, August 12, 2021
- Heat, August 11, 2021
- Hail, July 26, 2021
- Heat, July 17, 2021
- Thunderstorm Wind, July 14, 2021
- Flood, July 9, 2021
- Thunderstorm Wind, July 9, 2021
- Thunderstorm Wind, June 4, 2021
- Dense Fog, March 24, 2021
- Dense Fog, February 28, 2021
- Winter Storm, February 18, 2021
- Ice Storm, February 13, 2021
- Winter Weather, February 11, 2021
- Winter Storm, February 7, 2021
- Winter Storm, January 31, 2021
- Dense Fog, November 7, 2020
- Dense Fog, November 6, 2020
- Dense Fog, October 27, 2020
- Dense Fog, October 23, 2020
- Dense Fog, October 21, 2020
- Dense Fog, September 27, 2020
- Hail, August 28, 2020
- Tornado, August 4, 2020
- Thunderstorm Wind, August 2, 2020
- Heat, July 30, 2020
- Heat, July 28, 2020
- Thunderstorm Wind, July 28, 2020
- Heat, July 23, 2020
- Heat, July 22, 2020
- Thunderstorm Wind, July 22, 2020
- Heat, July 21, 2020
- Excessive Heat, July 20, 2020
- Heat, July 19, 2020
- Hail, June 22, 2020
- Thunderstorm Wind, June 4, 2020
- Dense Fog, May 27, 2020
- Dense Fog, May 26, 2020
- Frost/Freeze, April 16, 2020
- High Wind, April 13, 2020
- Tornado, February 7, 2020
- Frost/Freeze, November 2, 2019
- Thunderstorm Wind, October 31, 2019
- Coastal Flood, October 10, 2019
- Heat, August 19, 2019
- Thunderstorm Wind, July 31, 2019
- Flood, July 31, 2019
- Heat, July 22, 2019
- Excessive Heat, July 21, 2019
- Excessive Heat, July 20, 2019
- Excessive Heat, July 19, 2019
- Heat, July 17, 2019
- Heat, July 16, 2019
- Thunderstorm Wind, July 11, 2019
- Hail, June 29, 2019
- Tornado, May 23, 2019
- Thunderstorm Wind, April 14, 2019
- Thunderstorm Wind, March 22, 2019
- Winter Storm, February 20, 2019
- Dense Fog, February 7, 2019
- Extreme Cold/Wind Chill, January 21, 2019
- Winter Storm, January 12, 2019
- Dense Fog, December 28, 2018
- Dense Fog, December 14, 2018
- Winter Storm, December 9, 2018
- Dense Fog, December 2, 2018
- Frost/Freeze, November 10, 2018
- Flood, October 11, 2018
- Heat, September 4, 2018
- Heat, August 29, 2018
- Heat, August 28, 2018
- Flood, August 11, 2018
- Thunderstorm Wind, August 7, 2018
- Hail, July 27, 2018
- Flood, July 22, 2018
- Thunderstorm Wind, July 22, 2018
- Thunderstorm Wind, July 17, 2018
- Excessive Heat, July 3, 2018
- Heat, July 2, 2018
- Thunderstorm Wind, June 9, 2018
- Flash Flood, May 27, 2018
- Hail, May 12, 2018
- Winter Storm, March 20, 2018
- Coastal Flood, March 6, 2018
- High Wind, March 2, 2018
- Dense Fog, February 25, 2018
- Dense Fog, February 23, 2018
- Winter Storm, February 7, 2018
- Extreme Cold/Wind Chill, January 4, 2018
- Winter Storm, January 3, 2018
- Winter Storm, December 8, 2017
- Frost/Freeze, November 10, 2017
- Thunderstorm Wind, August 18, 2017
- Heat, August 18, 2017
- Heat, July 20, 2017
- Heat, July 13, 2017
- Flash Flood, July 6, 2017
- Hail, July 1, 2017
- Tornado, June 19, 2017
- Hail, April 21, 2017
- Winter Storm, March 13, 2017
- Thunderstorm Wind, March 1, 2017
- Tornado, February 25, 2017
- High Wind, February 12, 2017
- Thunderstorm Wind, February 12, 2017
- Winter Weather, January 30, 2017
- Winter Storm, January 7, 2017
- Winter Storm, December 17, 2016
- Frost/Freeze, November 13, 2016
- Thunderstorm Wind, August 21, 2016
- Heat, August 16, 2016
- Excessive Heat, August 13, 2016
- Heat, August 12, 2016
- Excessive Heat, July 25, 2016
- Heat, July 23, 2016
- Hail, July 19, 2016
- Thunderstorm Wind, July 18, 2016
- Flood, July 1, 2016
- Flash Flood, May 29, 2016
- Hail, May 23, 2016
- Hail, May 2, 2016
- Flash Flood, May 2, 2016
- Frost/Freeze, April 9, 2016
- Thunderstorm Wind, April 7, 2016
- Frost/Freeze, April 5, 2016
- Frost/Freeze, April 4, 2016
- High Wind, April 2, 2016
- Winter Weather, March 3, 2016
- Tornado, February 24, 2016
- Ice Storm, February 14, 2016
- Blizzard, January 22, 2016
- Coastal Flood, October 2, 2015
- Thunderstorm Wind, June 30, 2015
- Hail, June 23, 2015
- Tornado, June 20, 2015
- Hail, June 18, 2015
- Winter Storm, March 4, 2015
- Winter Weather, March 3, 2015
- Ice Storm, March 1, 2015
- Winter Storm, February 25, 2015
- Winter Storm, February 21, 2015
- Winter Storm, February 16, 2015
- High Wind, February 14, 2015
- Winter Weather, February 9, 2015
- Winter Weather, January 14, 2015
- Dense Fog, December 24, 2014
- Dense Fog, December 23, 2014
- Thunderstorm Wind, July 14, 2014
- Hail, June 18, 2014
- Hail, May 27, 2014
- Hail, May 21, 2014
- Frost/Freeze, April 17, 2014
- Winter Storm, March 16, 2014
- Winter Storm, March 2, 2014
- Winter Weather, February 26, 2014
- Winter Weather, February 25, 2014
- Tornado, February 21, 2014
- Winter Weather, February 13, 2014
- Winter Storm, February 12, 2014
- Winter Storm, February 4, 2014
- Winter Storm, January 28, 2014
- Winter Storm, January 21, 2014
- Dense Fog, January 14, 2014
- Dense Fog, January 10, 2014
- Winter Weather, January 10, 2014
- Winter Storm, January 2, 2014
- Winter Storm, December 8, 2013
- Frost/Freeze, October 25, 2013
- Excessive Heat, July 19, 2013
- Heat, July 18, 2013
- Flash Flood, June 30, 2013
- Thunderstorm Wind, June 28, 2013
- Flash Flood, June 18, 2013
- Tornado, April 19, 2013
- Dense Fog, April 1, 2013
- Winter Storm, March 24, 2013
- Winter Weather, January 28, 2013
- Winter Storm, January 25, 2013
- Winter Weather, January 23, 2013
- Dense Fog, January 13, 2013
- Dense Fog, January 12, 2013
- Dense Fog, December 16, 2012
- Dense Fog, December 9, 2012
- Dense Fog, December 8, 2012
- Dense Fog, December 1, 2012
- Frost/Freeze, November 6, 2012
- Coastal Flood, October 30, 2012
- High Wind, October 29, 2012
- Thunderstorm Wind, September 18, 2012
- Flash Flood, August 26, 2012
- Tornado, August 7, 2012
- Hail, July 28, 2012
- Excessive Heat, July 26, 2012
- Heat, July 18, 2012
Earlier years, state by state:
More
Tornadoes in Calvert CountyEvery warning in Calvert County since 1986Every county in Maryland
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.