Storms in Maryland in 2020
Every storm the National Weather Service filed in Maryland in 2020, with each episode’s narrative and every event in it. From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.
Maryland in 2020 on the map
Every episode with a place to put it, colored by kind of event.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The year
- Events
- 1,128
- Deaths
- 1
- Injuries
- 20
- Damage
- $10 million
- Episodes
- 172
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.
By kind of event
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Thunderstorm Wind | 456 | 0 | 0 | $745,000 |
| Dense Fog | 168 | 0 | 0 | |
| Flood | 130 | 0 | 0 | $10,000 |
| Flash Flood | 107 | 0 | 0 | $370,000 |
| Frost/Freeze | 53 | 0 | 0 | |
| Winter Weather | 44 | 0 | 0 | |
| Heat | 43 | 0 | 0 | |
| Heavy Rain | 25 | 0 | 0 | |
| Hail | 21 | 0 | 19 | $2.0 million |
| Tornado | 20 | 1 | 1 | $5.6 million |
| Tropical Storm | 19 | 0 | 0 | $1.3 million |
| Coastal Flood | 18 | 0 | 0 | |
| Winter Storm | 10 | 0 | 0 | |
| High Wind | 8 | 0 | 0 | $11,000 |
| Lightning | 3 | 0 | 0 | $5,000 |
| Excessive Heat | 2 | 0 | 0 | |
| Cold/Wind Chill | 1 | 0 | 0 |
Every episode, month by month
January 2020
- Dense Fog in Maryland, January 3 to 4, 2020
- Winter Weather in Maryland, January 7, 2020
- Winter Weather in Maryland, January 7, 2020
- Damaging Winds in Maryland, January 12, 2020
- Dense Fog in Maryland, January 14 to 15, 2020
- Winter Weather in Maryland, January 18, 2020
- Winter Weather in Maryland, January 18, 2020
- Winter Weather in Maryland, January 18, 2020
February 2020
- Dense Fog in Maryland, February 1, 2020
- Winter Weather in Maryland, February 7, 2020
- Dense Fog in Maryland, February 7, 2020
- Tornadoes and Damaging Winds in Maryland, February 7, 2020
- Damaging Winds in Maryland, February 7, 2020
- Tornado and Damaging Winds in Maryland, February 7, 2020
- Dense Fog in Maryland, February 26, 2020
- Winter Weather in Maryland, February 26 to 27, 2020
- Winter Weather in Maryland, February 27 to 28, 2020
March 2020
- Damaging Winds in Maryland, March 3, 2020
- Winter Weather in Maryland, March 14 to 15, 2020
- Dense Fog in Maryland, March 20, 2020
- Dense Fog in Maryland, March 29, 2020
- Dense Fog in Maryland, March 29 to 30, 2020
April 2020
- Coastal Flood in Maryland, April 4 to 5, 2020
- Coastal Flood in Maryland, April 5, 2020
- Hail and Damaging Winds in Maryland, April 7 to 8, 2020
- Damaging Winds in Maryland, April 8, 2020
- Damaging Winds in Maryland, April 9, 2020
- Damaging Winds in Maryland, April 9, 2020
- Frost and Freeze in Maryland, April 10 to 11, 2020
- Damaging Wind in Maryland, April 13, 2020
- High Wind in Maryland, April 13, 2020
- Flooding in Maryland, April 13, 2020
- Coastal Flood in Maryland, April 13, 2020
- High Wind in Maryland, April 13, 2020
- Hail and Damaging Winds in Maryland, April 13, 2020
- Tornado in Maryland, April 13, 2020
- Tornado and Damaging Winds in Maryland, April 13, 2020
- Frost and Freeze in Maryland, April 16 to 17, 2020
- Frost and Freeze in Maryland, April 18 to 19, 2020
- Damaging Winds in Maryland, April 21, 2020
- Damaging Winds in Maryland, April 21, 2020
- Frost and Freeze in Maryland, April 22, 2020
- Dense Fog in Maryland, April 25, 2020
- Coastal Flood in Maryland, April 30, 2020
- Flooding in Maryland, April 30, 2020
May 2020
- Flood in Maryland, May 1, 2020
- Frost and Freeze in Maryland, May 8 to 9, 2020
- Frost and Freeze in Maryland, May 9 to 10, 2020
- Dense Fog in Maryland, May 23, 2020
- Dense Fog in Maryland, May 26, 2020
- Dense Fog in Maryland, May 27, 2020
- Damaging Winds in Maryland, May 29, 2020
June 2020
- Damaging Winds in Maryland, June 4, 2020
- Damaging Winds and Lightning Strike in Maryland, June 4, 2020
- Flash Flooding and Flooding in Maryland, June 5 to 6, 2020
- Damaging Winds in Maryland, June 10, 2020
- Hail and Damaging Winds in Maryland, June 22, 2020
- Flooding in Maryland, June 22, 2020
- Damaging Winds in Maryland, June 23, 2020
- Hail and Damaging Winds in Maryland, June 25, 2020
- Damaging Winds in Maryland, June 27, 2020
- Damaging Winds in Maryland, June 27, 2020
- Flash Flooding in Maryland, June 27, 2020
- Damaging Winds in Maryland, June 28, 2020
July 2020
- Hail and Damaging Winds in Maryland, July 1, 2020
- Damaging Wind in Maryland, July 4, 2020
- Hail and Damaging Winds in Maryland, July 5, 2020
- Hail and Damaging Winds in Maryland, July 6, 2020
- Damaging Winds in Maryland, July 6, 2020
- Damaging Wind in Maryland, July 6, 2020
- Flash Flooding and Flooding in Maryland, July 6 to 7, 2020
- Flash Flood and Heavy Rain in Maryland, July 10, 2020
- Flood in Maryland, July 10, 2020
- Hail in Maryland, July 16, 2020
- Heat in Maryland, July 17, 2020
- Heat in Maryland, July 19, 2020
- Excessive Heat and Heat in Maryland, July 20, 2020
- Damaging Wind in Maryland, July 20, 2020
- Heat in Maryland, July 21, 2020
- Hail and Damaging Winds in Maryland, July 21, 2020
- Damaging Winds and Lightning Strike in Maryland, July 21, 2020
- Heat in Maryland, July 22, 2020
- Damaging Winds in Maryland, July 22, 2020
- Damaging Winds in Maryland, July 22, 2020
- Lightning Strike in Maryland, July 22, 2020
- Heat in Maryland, July 23, 2020
- Damaging Winds in Maryland, July 23, 2020
- Flash Flooding and Flood in Maryland, July 23 to 24, 2020
- Damaging Winds in Maryland, July 23, 2020
- Damaging Wind in Maryland, July 24, 2020
- Heat in Maryland, July 28, 2020
- Damaging Wind in Maryland, July 28, 2020
- Damaging Winds in Maryland, July 28, 2020
- Heat in Maryland, July 30, 2020
- Damaging Winds in Maryland, July 30, 2020
- Damaging Winds in Maryland, July 31, 2020
August 2020
- Damaging Winds in Maryland, August 1, 2020
- Damaging Winds in Maryland, August 2 to 3, 2020
- Heavy Rain in Maryland, August 3 to 4, 2020
- Damaging Winds in Maryland, August 3, 2020
- Tropical Storm in Maryland, August 4, 2020
- Tornadoes in Maryland, August 4, 2020
- Tornadoes and Tropical Storm in Maryland, August 4 to 5, 2020
- Tornado and Tropical Storm in Maryland, August 4, 2020
- Coastal Flood in Maryland, August 4, 2020
- Damaging Winds in Maryland, August 6, 2020
- Flash Flooding and Damaging Winds in Maryland, August 6, 2020
- Hail and Damaging Winds in Maryland, August 7, 2020
- Flash Flooding in Maryland, August 7, 2020
- Flash Flooding and Flood in Maryland, August 7 to 8, 2020
- Flash Flooding in Maryland, August 8, 2020
- Damaging Wind in Maryland, August 12, 2020
- Damaging Winds in Maryland, August 12, 2020
- Flash Flooding and Flooding in Maryland, August 12, 2020
- Flash Flooding and Flooding in Maryland, August 13 to 14, 2020
- Flash Flooding in Maryland, August 13, 2020
- Hail and Damaging Winds in Maryland, August 23, 2020
- Flash Flooding in Maryland, August 23, 2020
- Damaging Winds in Maryland, August 25, 2020
- Damaging Winds in Maryland, August 25, 2020
- Damaging Winds in Maryland, August 25, 2020
- Damaging Winds in Maryland, August 28, 2020
- Hail and Damaging Winds in Maryland, August 28, 2020
- Damaging Winds in Maryland, August 29, 2020
- Flooding in Maryland, August 29 to 30, 2020
- Flash Flood in Maryland, August 29, 2020
September 2020
- Damaging Winds in Maryland, September 2, 2020
- Tornado and Damaging Winds in Maryland, September 3, 2020
- Flash Flood and Flooding in Maryland, September 3 to 4, 2020
- Damaging Winds in Maryland, September 3, 2020
- Flood in Maryland, September 4, 2020
- Flash Flooding and Flooding in Maryland, September 10 to 11, 2020
- Heavy Rain in Maryland, September 17 to 18, 2020
- Dense Fog in Maryland, September 27, 2020
October 2020
- Frost and Freeze in Maryland, October 17, 2020
- Frost and Freeze in Maryland, October 19, 2020
- Dense Fog in Maryland, October 21, 2020
- Dense Fog in Maryland, October 22, 2020
- Dense Fog in Maryland, October 23, 2020
- Dense Fog in Maryland, October 27, 2020
- Heavy Rain in Maryland, October 29 to 30, 2020
- Flooding in Maryland, October 29 to 30, 2020
- Flood in Maryland, October 30, 2020
- Frost and Freeze in Maryland, October 31, 2020
November 2020
- Dense Fog in Maryland, November 6, 2020
- Dense Fog in Maryland, November 7, 2020
- Dense Fog in Maryland, November 9, 2020
- Heavy Rain in Maryland, November 11 to 12, 2020
- Flooding in Maryland, November 11 to 13, 2020
- Coastal Flood in Maryland, November 15, 2020
- Damaging Winds in Maryland, November 15, 2020
- Damaging Wind in Maryland, November 15, 2020
- Flooding in Maryland, November 30, 2020
- Tornado and Damaging Wind in Maryland, November 30, 2020
- Tornado in Maryland, November 30, 2020
- Coastal Flood in Maryland, November 30, 2020
December 2020
- Flood in Maryland, December 1, 2020
- Winter Storm and Winter Weather in Maryland, December 1 to 2, 2020
- Heavy Rain in Maryland, December 4 to 5, 2020
- Flooding in Maryland, December 5 to 6, 2020
- Dense Fog in Maryland, December 12, 2020
- Winter Weather in Maryland, December 13 to 14, 2020
- Winter Storm and Winter Weather in Maryland, December 16 to 17, 2020
- Flood in Maryland, December 16 to 17, 2020
- Dense Fog in Maryland, December 18, 2020
- Dense Fog in Maryland, December 21, 2020
- Winter Storm in Maryland, December 21 to 22, 2020
- Heavy Rain in Maryland, December 24 to 25, 2020
- Winter Weather in Maryland, December 24 to 25, 2020
- Flooding in Maryland, December 24 to 27, 2020
- Coastal Flood in Maryland, December 25, 2020
- Cold in Maryland, December 25 to 26, 2020
More
Every year in MarylandEvery state in 2020Tornadoes in Maryland in 2020Warnings in Maryland in 202020192021
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.