Rules for classifying the two patterns recently changed.

The powerful weather pattern is expected to shift into gear again around June, NOAA said, though its strength this time ...

And in his latest video, he’s claiming: “A powerful Super El Niño is on the horizon, and it could bring extreme weather ...

After years locked in a La Niña pattern, the Pacific is flipping. Major global climate models are now signaling a rapid transition toward El Niño later this year. This has surprised experts.

Add Yahoo as a preferred source to see more of our stories on Google. Heavy rain causes issues for residents in Berkeley, Calif. on Feb. 10, 1998. (Michael Macor/S.F. Chronicle 1998) La Niña is still ...

SAN FRANCISCO (KGO) -- California has a shot of getting out of the drought, according to some water experts, albeit a very small shot. "We have a chance of getting out of the drought but we're going ...

LOS ANGELES (KABC) -- California appears poised to go from severe drought to torrential rains and widespread flooding with the expected arrival of El Nino this winter. State legislators discussed what ...

LOS ANGELES (AP) — Ed Heinlein surveys the steep mountainside that has repeatedly unleashed tons of mud into the backyard of his Southern California home since a 2014 wildfire and still hopes the ...

FRESNO, Calif. (KFSN) -- Meteorologists with the National Weather Service now say El Nio has a 90% chance of lasting through this winter, and an 85% chance of lasting through early next spring. Action ...