BT BM 86a(40) :דלי זעפא, דלייה לההוא טייעא‏ : the storm became powerful and picked up that Arab
See the entire entry for dly vb. to draw out or up

BT BM 86a(40) :דלי זעפא‏ : a storm wind blew up
See the entire entry for zˁap̄, zaˁpā n.m. storm wind; violence