Does this sign warn of the possibility of ice on the roadway?

Why?

The A-32 sign on the right, showing a snowflake, warns that frost or black ice may occur on the road. Exercise particular caution and adjust your speed because a thin layer of ice can be difficult to see.

§ 12 ust. 2 rozporządzenia w sprawie znaków i sygnałów drogowych, znak A-32