Fog Advisory LiftedDecember 4, 2017 6:42am
UPDATE: Environment Canada lifted the fog advisory at 10:35am Monday.
Drivers are being encouraged to take it slow on the roads and watch for tail lights.
Environment Canada has issued a fog advisory for London-Middlesex.
Patchy fog has started to form across Southern Ontario, with nearly no visibility expected.
The fog is expected to lift later on Monday morning.