Sleet is a mixture of rain and snow. It occurs when snowflakes melt into raindrops as they fall through a warm layer of air, then refreeze as they fall through a cold layer of air closer to the ground.
Sleet is a mixture of rain and snow. It occurs when snowflakes melt into raindrops as they fall through a warm layer of air, then refreeze as they fall through a cold layer of air closer to the ground.