FAIRFIELD COUNTY, Conn. — A Dense Fog Advisory is in effect until 9 a.m. Friday across all of Fairfield County, according to the National Weather Service.
Dense fog will cause visibility of less than a quarter mile overnight and into Friday morning.
In addition to greatly reducing visibility, there could also be sudden changes in visibility for drivers across Fairfield County.
Drives should slow down, use low beams and leave plenty of distance ahead of you in case a sudden stop is needed.
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