Severe disruption occurs once visibility drops below 50 metres.
- avoid travel if possible
- drive very slowly with dipped headlights to reduce reflection
- keep an eye on your speed - fog can give you the illusion that you're driving in slow motion
- use fog lights
- don't drive too close to other cars
- watch out for freezing fog as it can quickly form layers of ice
Page last updated 23/10/2017