*Full Form:

• Open both hands, spreading the fingers wide apart, palms facing down
• Start with the hands above the head
• Move the hands down in the movement of rain falling from the clouds

Simplified Form:

• Open one hand, spreading the fingers wide apart, palms facing down
• Start with the hand above the head (or in a higher position than the end position)
• Move the hand down in the movement of rain falling from the clouds 

*shown in video