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 >

Everyone has their user-defined resources and places where they like to go to get weather information.  The over 20 year old, paper-copy, National Weather Service's guide to help pilots find weather forecast resources has been refreshed and made available as an online information source. Follow the link for more information, and see if there are additional forecast tools out there to help you plan your flight!

http://www.weather.gov/media/aviation/A%20Pilots%20Guide%20to%20Aviation%20Weather%20Services.pdf