Carroll

... Lingering patches of dense fog may persist across the Roanoke
valley... Alleghany Highlands... New River valley and northwest
North Carolina through the mid morning hours...

Some locations may have visibilities less than a mile for the next
hour or two but visibilities should generally improve. Motorists
are urged to use caution and be prepared for rapidly changing
conditions.

... Possible record high minimum temperature in Danville...

The low temperature so far today in Danville Virginia is 68
degrees. If the temperature does not fall lower by midnight... it
will set a new record high minimum temperature for this date. The
current record is 67 degrees from 1998.