This motorway signal, code 6006.9, warns of potential fog and advises drivers to proceed with caution. As a live control, it can appear alongside other messages or lane closures, often on overhead gantries. Always obey these signals promptly by reducing speed smoothly, checking your mirrors, and preparing for reduced visibility or other conditions ahead. Understanding these dynamic signals is crucial for safe motorway driving and passing your theory test.
This crucial motorway signal, coded 6006.9, alerts drivers to potential fog and the need for caution. Understanding its meaning is vital for effective theory test revision and safe driving.
Motorway signals are live controls used to manage traffic, incidents, queues, lane closures, weather, and temporary restrictions. This signal applies to the lane, carriageway, or movement indicated by its position and display. Drivers should obey it promptly, check mirrors before slowing or moving lanes, and expect conditions ahead to differ from the normal motorway layout. It is listed in the catalogue as code 6006.9.
"Risk of Fog ahead. Proceed with caution" is a motorway signal message or lane-control instruction. It may warn of changing conditions, control speed, close lanes, or direct traffic to leave the motorway.
Get clear, practical answers to the most common questions about the 6006.9 - Risk of Fog ahead. Proceed with caution road sign. Learn how the sign works, what rules it represents, and how it affects real driving situations. This FAQ strengthens your understanding and supports accurate decision making for the British driving theory exam in Great Britain.
The 6006.9 signal means that there is a risk of fog ahead on the motorway. You should proceed with caution, which typically involves reducing your speed smoothly and being prepared for reduced visibility.
When you see this signal, it's vital to adjust your driving. Reduce your speed gradually, check your mirrors to ensure it's safe to do so, and be extra vigilant for other vehicles and changing road conditions. Motorway signals are live controls, so always obey them promptly.
No, you must not ignore any displayed motorway signal, including the 'Risk of Fog ahead' message. These signals are live controls that manage traffic flow and safety based on real-time conditions. The fog might be dense further ahead, or the signal might be a precautionary measure.
Motorway signals are used for various purposes, including managing traffic queues, incidents, lane closures (often indicated by a red X), temporary speed restrictions, and adverse weather conditions like fog or heavy rain. They are dynamic and can change as conditions evolve.
While the 'Risk of Fog' signal itself doesn't explicitly prohibit lane changes, you should always check your mirrors and blind spots before moving. If a lane is closed by a red X symbol displayed alongside this message, you must not enter that lane. Prepare to move to an open lane if directed or if conditions require it.
A clear reference image of the 6006.9 - Risk of Fog ahead. Proceed with caution road sign used in Great Britain.

The 6006.9 - Risk of Fog ahead. Proceed with caution road sign may also be known by these alternative names or terms.
The 6006.9 - Risk of Fog ahead. Proceed with caution road sign is part of the Great Britain Motorway Signals category, which groups together signs with similar rules and functions.
Comparing 'Risk of Fog Ahead' with other motorway signals and warning signs sharpens your sign recognition for the theory test. Effective traffic sign comparison builds confidence and reduces errors during your driving licence revision.

Motorway Advisory Speed 50 mph: What this signal means for you.

Motorway Signal: Prepare to Leave at the Next Exit

Motorway Signal: Lanes 2 and 3 Closed Ahead, Use Lane 1 With Caution

Understand the 'End of Temporary Motorway Restrictions' Signal

Motorway signals: What to do when all three lanes are closed

Understand the 'Both Lanes Closed' motorway signal (6006.4)

Motorway Signal: Lane 2 Closed Ahead, Use Lane 1 With Caution

What to do when you see the 'All Four Lanes Closed' motorway signal
After reviewing the full list of road signs, challenge yourself with practice questions focused specifically on sign recognition. Reinforce your learning and ensure you're fully prepared to identify and understand all traffic signs on the DVSA theory test.
Browse All GB Road Signs List