The National Weather Service in sterling Virginia has confirmed a tornado in St. Mary’s and Calvert counties in on Friday, February 21, 2014. The National Weather Service received approximately 15 damage reports associated with a thunderstorm that moved across St. Mary’s and Calvert Counties in Southern Maryland early Friday afternoon. When plotted on a map, these damage reports were linear in nature and corroborated with radar rotational signals from the FAA’s terminal Doppler weather radar at Andrews Air Force Base. The predominant damage reported were trees down, which provides an estimate of maximum wind speeds of 60 to 80 mph.
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