National Weather Service United States Department of Commerce

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Trick or Treating Forecast

Be sure to dress warm tonight as this Halloween is looking more like a trick rather than a treat due to chilly temperatures and partly cloudy skies. There is even a chance for some snow showers in the northern mountains after 9 pm. Don't see your city on here? Find the forecast for your area at www.weather.gov/gjt!