The National Weather Service has issued a tornado watch for Harford County and much of Maryland until 10 p.m. Friday.
A watch means it is probable a tornado will happen; a warning is when it is imminent, according to the National Weather Service.
The forecast shows heavy rain, along with strong winds and thunderstorms, will move through the area as a cold-front approaches.
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>>See the latest forecast for Aberdeen from the National Weather Service.<<
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