Weather

NEW: Arlington under a Dense Fog Advisory tonight

Fog in Fairlington (file photo)

It’s going to be a foggy night.

Arlington and much of the region is now under a Dense Fog Advisory. The advisory is in effect until 10 a.m. Friday.

Forecasters warn of “visibility down to one quarter mile in dense fog” and “hazardous driving conditions due to low visibility.”

“If driving, slow down, use your headlights, and leave plenty of distance ahead of you,” said the National Weather Service.