prabhura hṛdaye - in the heart of Śrī Caitanya Mahāprabhu; ānanda-sindhu - the ocean of transcendental bliss; uthalila - arose; unmāda - madness; jhañjhā-vāta - hurricane; tat-kṣaṇe - immediately; uṭhila - intensified.

An ocean of transcendental bliss expanded in the heart of Lord Śrī Caitanya Mahāprabhu, and symptoms of madness immediately intensified like a hurricane.