A moderate to strong El Niño is forecast to intensify, potentially leading to significant shifts in weather patterns across the U.S. and globally. While El Niño often influences weather systems, its precise impacts can be modulated by other climate phenomena such as the Indian Ocean Dipole and the Madden-Julian Oscillation.
In the United States, El Niño typically correlates with warmer winters in the northern regions. Conversely, the southern U.S., particularly the Southeast, often experiences cooler and wetter conditions from late fall through early spring. These conditions can increase the likelihood of rain and snow.
Florida state climatologist Emily Powell noted that El Niño also elevates the risk of severe weather events, including tornadoes, in the Southeast. However, Powell cautioned that these outcomes are not guaranteed, as the strength and manifestation of El Niño's impacts depend on a complex interplay of various climate factors.