A solid yellow arrow on a traffic signal means:

Question

A solid yellow arrow means that the protection of a green arrow is ending. If you are turning in the direction of the arrow, you should prepare to stop and yield the right-of-way to oncoming traffic before turning.

Accepted Answer

You should prepare to stop and yield the right-of-way to oncoming traffic.

Answer

You should speed up so you can make the turn before the light changes.

Answer

You do not need to signal to turn from the indicated lane.

A solid yellow arrow on a traffic signal means:

Wait, before you go