Skip to content

Curve Ahead: What It Means & What To Do

Curve Ahead (W1-2) - diamond yellow with black warning sign: A curve is ahead
MUTCD CodeW1-2
CategoryWarning Signs
ShapeDiamond
ColorYellow with black

What Does the Curve Ahead Mean?

A curve is ahead. Reduce speed to navigate safely.

About This Sign

This sign warns of a gradual curve in the road ahead. The arrow indicates the curve direction.

Where you will see it

This yellow diamond warns of a gradual curve ahead. The arrow shows which direction the curve goes, and it is placed on the approach so you can adjust before the road bends.

What to do

  • Reduce speed so you can steer through the curve safely.
  • Follow the arrow to know which way the road bends.
  • Stay in your lane and avoid drifting toward the center.

A common mistake

A gentle curve looks easy, so drivers keep their speed and then drift wide. The sign asks you to reduce speed even for a gradual bend.

What to remember for the test

Curve Ahead is for a gradual curve, while Sharp Turn is for a tighter one. Both ask you to reduce speed, and the arrow shows the direction.

Commonly Confused With

Other Warning Signs

Frequently Asked Questions

What does the Curve Ahead mean?

A curve is ahead. Reduce speed to navigate safely.

What shape and color is the Curve Ahead?

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

Practice Road Sign Questions

Test your knowledge of road signs with free DMV practice tests.