Thunderstorms could begin moving into California as early as Sunday, April 19, according to the National Weather Service. “This storm will bring along the potential for rain, mountain snow, isolated thunderstorms, breezy winds and cooler temperatures,” the National Weather Service said.

Lingering rain, a few thunderstorms and Sierra snow are possible Wednesday morning for parts of Northern California.

The unusually hot waters are lurking in the sea off the California coast, and they could wreak havoc on the state’s weather and marine food chain.

Earlier this month, scientists at NOAA, the National Oceanic and Atmospheric Administration, issued an “El Niño Watch” for this summer. They said there is a 62% chance that El Niño conditions will appear from June through August, growing to 83% by October.

Rain and snow are soaking the Northern California region this Tuesday, leading to localized flooding and traffic impacts.

Add Yahoo as a preferred source to see more of our stories on Google. Little to no rain is forecast in California for the next week, according to the National Weather Service. Below-normal precipitation is predicted across nearly the entire West through Sunday

A weather shift, beginning late Friday and lasting through Sunday, matches the timeframe of the festival’s first chapter. National Weather Service forecasters report cooler temperatures, clouds, wind and even a slight chance of light rain in the Coachella Valley over the weekend.