The phrase "warm currents" refers to the movement of warm water in the ocean. It can also metaphorically describe a positive and pleasant flow or influence. Full definition
However, prior bouts of increased hurricane activity due to natural variation do not rule out a role for global warming the current period of increased activity since the early 1980s. (climatesignals.org)
Elevation Rain Shadows Zones of Latitude Topography Wind Currents Factors that affect climate Warm Currents Climate Changes El Niño Ocean Currents Global Warming Cold Currents (slideplayer.com)
Warm currents of the Meditererranian Sea and an average of 300 days of sunshine a year determine the mild climate that lets chiles — called peperoncini in Italy — grow so well here. (fieryfoodscentral.com)