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Showing immediate actions

Dense fog

●Urgent

⚠️ Check: Is the area safe for you to approach?

Head-on collision
Rear-end crash
Pedestrian strike
Water edge fall

Quick summary

Slow down. Low beams. Pull over if you cannot see.

Do This Now

Step 1: Slow down and use low-beam headlights
Step 2: Increase following distance dramatically
Step 3: Avoid passing or lane changes
Step 4: Pull off road if visibility near zero
Step 5: Do not drive high beams — they reflect back

Do Not

❌

DEVELOPMENT FIXTURE — Do NOT use high beams in fog.

❌

DEVELOPMENT FIXTURE — Do NOT stop in travel lane — pull completely off road.

How to Call for Help

DEVELOPMENT FIXTURE — Call 112 after any collision in fog with injuries.
DEVELOPMENT FIXTURE — Report stopped vehicles blocking highway if safe from distance.

When Professional Care Is Needed

DEVELOPMENT FIXTURE — Major pileups need mass casualty response — stay in vehicle if chain collision occurs.
DEVELOPMENT FIXTURE — Boaters in fog need GPS and horn signals — anchor if disoriented.

Know your limits: DEVELOPMENT FIXTURE — Reduce speed or stop travel until visibility improves.

This helper does not contact emergency services. You must call yourself.

Learn more

When you are safe, you can read more about this emergency.

Full guide and explanation →

This content is in Draft and has not been professionally reviewed. Use alongside calling emergency services.

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Dense fog — Do This Now | AidNow