Weather prediction of this land was never specialized department of arrogant scientists (whose prediction often fails) but public domain easy to calculate knowledge. We knew to convert complex formulas into easy predictive tools.

Based on the year and place, when you apply the formula ( correct formula not known to me. Please share if you know! ), you get the one number. This number identifies type of clouds monsoon will bring.

Predicting वृष्टि was easy. So does the proactive steps, individual and state level. Effortless and advance weather planning. Less struggles. Less crimes.

Type of clouds:

आवर्त, संवर्त, पुष्कर, द्रोण , काल, निलज, वरुण, वायु, तम

Lost wisdom = Increased chaos = Lack of natural disaster management