
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 >
The National Weather Service (NWS) Cooperative Observer Program (COOP) is truly the Nation's weather and climate observing network of, by and for the people. More than 11,000 volunteers take observations on farms, in urban and suburban areas, National Parks, seashores, and mountaintops. NWS Headquarters publishes the National Cooperative Observer Newsletter four times per year. For the current issue and all past electronic copies, see this link:
List of Courses: https://training.weather.gov/PrintSched.php
Cooperative Program Procedures:
Cooperative Program Equipment and Maintenance Procedures: