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Signal Ahead: What It Means & What To Do

Signal Ahead (W3-3) - diamond yellow with black warning sign: A traffic signal is ahead
MUTCD CodeW3-3
CategoryWarning Signs
ShapeDiamond
ColorYellow with black

What Does the Signal Ahead Mean?

A traffic signal is ahead. Be prepared to stop.

About This Sign

This sign warns of a traffic signal that may be hard to see in advance, giving drivers time to prepare.

Commonly Confused With

Stop Ahead (W3-1) - diamond yellow with black warning sign: A stop sign is ahead

Stop Ahead

W3-1

Other Warning Signs

Sharp Turn (W1-1) - diamond yellow with black warning sign: A sharp turn is ahead

Sharp Turn

W1-1

Curve Ahead (W1-2) - diamond yellow with black warning sign: A curve is ahead

Curve Ahead

W1-2

Reverse Turn (W1-3) - diamond yellow with black warning sign: The road ahead makes two sharp turns in opposite directions

Reverse Turn

W1-3

Frequently Asked Questions

What does the Signal Ahead mean?

A traffic signal is ahead. Be prepared to stop.

What shape and color is the Signal Ahead?

The Signal Ahead uses the Diamond shape and Yellow with black coloring.

Practice Road Sign Questions

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