ईशानी

स्त्री० [सं० ईशान+ङीष्] १. दुर्गा। २. शाल्मली वृक्ष। सेमल का पेड़

Another name for goddess Durga. It also pertains to a direction South East (or Ishan). Rain-bearing clouds that come from that direction is ishani.

ईशानी