El Niño and La Niña are climate phenomena that are generally associated with wetter and drier winter conditions in the ...

A powerful storm with an atmospheric river threatens to bring life-threatening flooding and debris flow from Los Angeles ...

Rain has begun to fall in San Luis Obispo County as it braces for an atmospheric river-fueled storm that is slated to bring ...

Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land they can cause ...

The North Bay is slated to bear the brunt of the atmospheric river headed for the Bay. Though it will rain all weekend, the National Weather Service says the heavy rains come Monday and Tuesday ...

Downtown San Francisco was drier, but it still had a big day. The area recorded 2.53 inches on Tuesday, its highest daily ...

What is a Pineapple Express? It's a type of atmospheric river that forms a long, narrow tract in the Earth’s atmosphere. This jet stream gathers moisture from the tropics near the equator and sweeps ...

After an unusually dry January, a powerful atmospheric river known as the ‘Pineapple Express’ is set to bring heavy rain, snow, and strong winds to central and northern California over the coming days ...

The first in what’s expected to be a series of three atmospheric river storms has arrived in California. Forecasters are hopeful the winter storms might finally lift Los Angeles County from the ...

A strong atmospheric river is moving into Northern and Central California and is expected to bring consistent rain throughout the weekend, according to the National Weather Service. For the first ...

Coming from the tropics, these atmospheric river storms will be warmer, and the weather models are not unified on how much of the precipitation will fall as snow. We're seeing it right now ...

An atmospheric river event started impacting the northern half of the state overnight and flattened our ridge of high pressure. The ridge will remain over the southern half of Utah, so there will be ...