Storm History: Saint Mary's County, Maryland
Every storm the National Weather Service has filed in Saint Mary's 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
- 1,060
- Deaths
- 3
- Injuries
- 168
- Damage
- $111 million
- Episodes
- 681
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 |
|---|---|---|---|---|
| Thunderstorm Wind | 170 | 0 | 3 | $6.0 million |
| Hail | 159 | 0 | 0 | $754,000 |
| Tornado | 148 | 1 | 10 | $6.2 million |
| Flash Flood | 114 | 0 | 0 | $690,000 |
| Coastal Flood | 80 | 0 | 0 | |
| Flood | 59 | 0 | 0 | $469,000 |
| Heat | 56 | 2 | 0 | |
| Dense Fog | 53 | 0 | 0 | |
| Winter Storm | 53 | 0 | 0 | |
| Winter Weather | 34 | 0 | 0 | |
| Excessive Heat | 24 | 0 | 0 | |
| Frost/Freeze | 19 | 0 | 0 | |
| High Wind | 15 | 0 | 0 | $1.5 million |
| Drought | 12 | 0 | 0 | $1.7 million |
| Extreme Cold/Wind Chill | 10 | 0 | 0 | |
| Strong Wind | 9 | 0 | 0 | $3,000 |
| Heavy Rain | 9 | 0 | 0 | |
| Heavy Snow | 8 | 0 | 0 | |
| Blizzard | 6 | 0 | 0 | $15,000 |
| Tropical Storm | 6 | 0 | 154 | $91 million |
| Lightning | 4 | 0 | 0 | $50,000 |
| Storm Surge/Tide | 4 | 0 | 0 | $3.4 million |
| Ice Storm | 4 | 0 | 0 | |
| Cold/Wind Chill | 3 | 0 | 0 | $3,000 |
| Dust Devil | 1 | 0 | 1 | $1,000 |
The deadliest
The costliest
Damage within this county, in the dollars of its year.
- Tropical Storm, September 18, 2003
- Thunderstorm Wind, July 29, 2023
- Tropical Storm, August 27, 2011
- Storm Surge/Tide, September 1, 2006
- Tornado, May 8, 1984
- Drought, November 1, 1998
- High Wind, October 29, 2012
- Tornado, June 27, 2006
- Tornado, August 4, 2020
- Tropical Storm, September 16, 1999
- Flash Flood, February 4, 1998
- Flood, March 4, 2008
- Tornado, July 1, 2025
- Tornado, June 4, 2008
- Hail, June 30, 2024
- Tornado, June 8, 2022
- Hail, July 16, 2000
- Tornado, June 17, 2004
- Tornado, November 11, 1995
- Tornado, May 27, 2022
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
- Hail, June 14, 2026
- Hail, April 1, 2026
- Tornado, March 16, 2026
- Winter Storm, February 22, 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 Weather, December 5, 2025
- Winter Weather, December 5, 2025
- Thunderstorm Wind, July 9, 2025
- Thunderstorm Wind, July 8, 2025
- Tornado, July 1, 2025
- Excessive Heat, June 24, 2025
- Excessive Heat, June 23, 2025
- Thunderstorm Wind, June 19, 2025
- Hail, May 22, 2025
- Tornado, May 16, 2025
- Thunderstorm Wind, March 31, 2025
- Winter Weather, February 19, 2025
- High Wind, February 16, 2025
- Winter Storm, February 11, 2025
- Winter Weather, January 10, 2025
- Winter Storm, January 5, 2025
- Excessive Heat, August 2, 2024
- Thunderstorm Wind, July 31, 2024
- Excessive Heat, July 16, 2024
- Excessive Heat, July 15, 2024
- Excessive Heat, July 9, 2024
- Excessive Heat, July 5, 2024
- Hail, June 30, 2024
- Thunderstorm Wind, June 26, 2024
- Coastal Flood, May 11, 2024
- Coastal Flood, April 19, 2024
- Thunderstorm Wind, April 12, 2024
- Coastal Flood, April 12, 2024
- Coastal Flood, April 3, 2024
- Coastal Flood, March 9, 2024
- Coastal Flood, February 6, 2024
- Winter Storm, January 15, 2024
- Coastal Flood, January 9, 2024
- Coastal Flood, December 18, 2023
- Flood, December 18, 2023
- Flood, December 11, 2023
- Coastal Flood, November 21, 2023
- Coastal Flood, September 27, 2023
- Coastal Flood, September 23, 2023
- Hail, September 7, 2023
- Excessive Heat, July 29, 2023
- Thunderstorm Wind, July 29, 2023
- Excessive Heat, July 28, 2023
- Coastal Flood, June 21, 2023
- Hail, June 16, 2023
- Coastal Flood, June 5, 2023
- Coastal Flood, April 30, 2023
- Hail, April 6, 2023
- Tornado, April 1, 2023
- Coastal Flood, March 13, 2023
- Cold/Wind Chill, December 23, 2022
- Coastal Flood, December 15, 2022
- Flood, December 15, 2022
- Coastal Flood, September 9, 2022
- Flash Flood, August 21, 2022
- Thunderstorm Wind, August 10, 2022
- Thunderstorm Wind, August 4, 2022
- Thunderstorm Wind, July 25, 2022
- Flash Flood, July 25, 2022
- Hail, July 12, 2022
- Flash Flood, July 8, 2022
- Tornado, June 8, 2022
- Hail, June 2, 2022
- Tornado, May 27, 2022
- Flood, May 22, 2022
- Coastal Flood, May 9, 2022
- Thunderstorm Wind, March 7, 2022
- Winter Weather, January 28, 2022
- Winter Storm, January 3, 2022
- Coastal Flood, October 28, 2021
- Coastal Flood, October 10, 2021
- Flash Flood, September 22, 2021
- Flood, September 16, 2021
- Thunderstorm Wind, August 30, 2021
- Thunderstorm Wind, August 27, 2021
- Hail, August 22, 2021
- Heat, August 13, 2021
- Thunderstorm Wind, August 13, 2021
- Heat, August 12, 2021
- Heat, August 11, 2021
- Thunderstorm Wind, August 10, 2021
- Hail, July 28, 2021
- Thunderstorm Wind, July 21, 2021
- Heat, July 17, 2021
- Thunderstorm Wind, July 14, 2021
- Thunderstorm Wind, July 9, 2021
- Thunderstorm Wind, June 9, 2021
- Flash Flood, June 9, 2021
- Thunderstorm Wind, May 4, 2021
- Thunderstorm Wind, April 30, 2021
- Thunderstorm Wind, April 21, 2021
- Dense Fog, March 24, 2021
- Flood, 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
- Flood, December 16, 2020
- Flood, December 5, 2020
- Flood, November 11, 2020
- Dense Fog, November 7, 2020
- Dense Fog, November 6, 2020
- Flood, October 29, 2020
- Dense Fog, October 27, 2020
- Dense Fog, October 23, 2020
- Dense Fog, October 21, 2020
- Dense Fog, September 27, 2020
- Flash Flood, September 10, 2020
- Flood, August 29, 2020
- Flash Flood, August 13, 2020
- Tornado, August 4, 2020
- Thunderstorm Wind, August 2, 2020
- Heat, July 30, 2020
- Heat, July 28, 2020
- Heat, July 23, 2020
- Heat, July 22, 2020
- Heat, July 21, 2020
- Hail, July 21, 2020
- Excessive Heat, July 20, 2020
- Heat, July 19, 2020
- Heat, July 17, 2020
- Flash Flood, July 6, 2020
- Hail, July 6, 2020
- Hail, July 1, 2020
- Hail, June 22, 2020
- Dense Fog, May 27, 2020
- Coastal Flood, April 30, 2020
- High Wind, April 13, 2020
- Hail, April 7, 2020
- Coastal Flood, April 4, 2020
- Dense Fog, March 29, 2020
- Tornado, February 7, 2020
- Coastal Flood, November 18, 2019
- Frost/Freeze, November 2, 2019
- Thunderstorm Wind, October 31, 2019
- Coastal Flood, October 10, 2019
- Coastal Flood, September 7, 2019
- Coastal Flood, August 26, 2019
- Hail, August 20, 2019
- Heat, August 19, 2019
- Hail, August 1, 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
- Heat, July 11, 2019
- Thunderstorm Wind, July 11, 2019
- Flash Flood, July 8, 2019
- Hail, June 17, 2019
- Tornado, May 23, 2019
- Tornado, April 26, 2019
- Thunderstorm Wind, April 14, 2019
- Winter Storm, February 20, 2019
- Dense Fog, February 7, 2019
- Extreme Cold/Wind Chill, January 21, 2019
- Winter Storm, January 12, 2019
- Coastal Flood, December 21, 2018
- Winter Storm, December 9, 2018
- Dense Fog, December 2, 2018
- Coastal Flood, November 26, 2018
- Flood, November 24, 2018
- Frost/Freeze, November 10, 2018
- Flood, October 11, 2018
- Coastal Flood, September 25, 2018
- Coastal Flood, September 20, 2018
- Coastal Flood, September 14, 2018
- Coastal Flood, September 9, 2018
- Heat, September 4, 2018
- Heat, August 29, 2018
- Heat, August 28, 2018
- Thunderstorm Wind, August 21, 2018
- Flood, July 30, 2018
- Flash Flood, July 23, 2018
- Flood, July 22, 2018
- Coastal Flood, July 21, 2018
- Flash Flood, July 21, 2018
- Excessive Heat, July 3, 2018
- Heat, July 2, 2018
- Thunderstorm Wind, June 23, 2018
- Flash Flood, May 17, 2018
- Coastal Flood, April 16, 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
- Extreme Cold/Wind Chill, January 4, 2018
- Winter Storm, January 3, 2018
- Winter Storm, December 8, 2017
- Frost/Freeze, November 10, 2017
- Coastal Flood, November 9, 2017
- Coastal Flood, October 13, 2017
- Coastal Flood, September 20, 2017
- Hail, August 21, 2017
- Flash Flood, August 21, 2017
- Thunderstorm Wind, August 18, 2017
- Heat, August 18, 2017
- Flash Flood, August 18, 2017
- Heat, July 20, 2017
- Heat, July 14, 2017
- Heat, July 13, 2017
- Flash Flood, July 6, 2017
- Hail, July 1, 2017
- Tornado, June 19, 2017
- Coastal Flood, May 26, 2017
- Hail, May 25, 2017
- Thunderstorm Wind, May 5, 2017
- Winter Storm, March 13, 2017
- Thunderstorm Wind, March 1, 2017
- Tornado, February 25, 2017
- Winter Weather, January 30, 2017
- Coastal Flood, January 23, 2017
- Winter Storm, January 7, 2017
- Winter Storm, December 17, 2016
- Frost/Freeze, November 13, 2016
- Coastal Flood, September 30, 2016
- Coastal Flood, September 29, 2016
- Coastal Flood, September 3, 2016
- Heat, August 16, 2016
- Excessive Heat, August 13, 2016
- Heat, August 12, 2016
- Flood, July 28, 2016
- Heat, July 28, 2016
- Excessive Heat, July 25, 2016
- Heat, July 23, 2016
- Thunderstorm Wind, July 18, 2016
- Hail, June 16, 2016
- Flash Flood, May 29, 2016
- Coastal Flood, May 5, 2016
- Frost/Freeze, April 14, 2016
- Frost/Freeze, April 9, 2016
- Frost/Freeze, April 5, 2016
- Frost/Freeze, April 4, 2016
- High Wind, April 2, 2016
- Winter Storm, March 3, 2016
- Coastal Flood, February 24, 2016
- Tornado, February 24, 2016
Earlier years, state by state:
More
Tornadoes in Saint Mary's CountyEvery warning in Saint Mary's 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.