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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

Practice Road Sign Questions

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Signal Ahead - DMV Road Sign Meaning & Test Guide | DMV IQ