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Tornado History
Calvert Tornado History
This county-level tornado history page focuses on Calvert, Maryland. The records below identify 17 tornadoes from 1978 through 2020, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $11.6M, with 2 deaths and 2 injuries recorded across the listed events.
Key Tornado Statistics
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Check any addressKey Tornado Facts for Calvert, Maryland
Top local patterns from the historical tornado records in this group.
Average 0.4 tornadoes per year (0.2/yr in last decade)
April is the peak tornado month with 4 recorded events
Deadliest tornado: F2 in Calvert, Maryland with 2 deaths
2000 was the most active year with 2 tornadoes
The 2000s had the most tornado activity (7 events)
Longest tornado: 14 miles in Calvert, Maryland
Widest tornado: 200.0 yards in Calvert, Maryland
Most tornadoes in one day: 2 on Apr 28, 2002
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Calvert, Maryland, April is the most active month with 4 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 2000 was the most active year with 2 recorded tornadoes.
Property Damage Trends
Visualizes reported property damage over time. Bars use a log-like scale so very large damage years do not flatten the rest of the chart.
Summary: The highest reported property damage year in this group is 2002 with at least $10.0M in NOAA-listed property damage.
Historical Track Sketch
Notable Tornado Records
The table highlights the strongest and most damaging records in this page's local dataset. Damage totals are NOAA-reported minimum estimates where available.
| Date | Rating | Area | Length | Width | Deaths | Injuries | Min. property damage |
|---|---|---|---|---|---|---|---|
| April 28, 2002 | F2 | Calvert, Maryland | 14 mi | 200 yd | 2 | 0 | $10.0M |
| June 27, 1978 | F2 | Calvert, Maryland | 6.9 mi | 50 yd | 0 | 0 | $250K |
| October 13, 1983 | F2 | Calvert, Maryland | 1 mi | 37 yd | 0 | 0 | $25K |
| September 5, 1979 | F1 | Calvert, Maryland | 0.5 mi | 30 yd | 0 | 1 | $250K |
| April 21, 2000 | F1 | Calvert, Maryland | 1.5 mi | 75 yd | 0 | 0 | $210K |
| July 13, 1996 | F1 | Calvert, Maryland | 1.2 mi | 50 yd | 0 | 0 | $120K |
| May 13, 2000 | F1 | Calvert, Maryland | 4 mi | 150 yd | 0 | 1 | $20K |
| April 28, 2002 | F1 | Calvert, Maryland | 5 mi | 50 yd | 0 | 0 | $5K |
| August 4, 2020 | EF1 | Calvert, Maryland | 3.01 mi | 100 yd | 0 | 0 | N/A |
| June 4, 2008 | EF0 | Calvert, Maryland | 1.64 mi | 75 yd | 0 | 0 | $400K |
| August 4, 2020 | EF0 | Calvert, Maryland | 0.82 mi | 175 yd | 0 | 0 | $250K |
| September 28, 2004 | F0 | Calvert, Maryland | 0.3 mi | 50 yd | 0 | 0 | $40K |
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Source And Limits
Data source: NOAA/NCEI. TornadoTrace summarizes historical records for screening and research. Coordinates, damage estimates, narratives, and event details can be approximate, incomplete, revised, or missing. Do not use this page as legal, insurance, engineering, real estate, emergency management, or safety advice.