The almanac or Panchangs made by Hindu astrologers have been giving weather forecast since centuries. These Panchangs used the principals of  astro-meteorology given in the classics of  Medini Jyotish (Mundane Astrology) for making predictions about rain and other seasonal trends. But most of the ancient classics like Brihat Samhita of Varahamihira , Bhadra Bahu Samhita, […]