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 >

Overview:

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:

 


NOMINATE AN OBSERVER FOR PRESTIGIOUS AWARD (Jefferson Award and Holm Award):

Award Nomination Form (2020)  Use this form to nominate your best Observers for the Holm Award and Jefferson Award.

Who are the Award Winning Observers?  Directory of names of Observers who received Thomas Jefferson Award, and John Campanius Holm Award (1960 - Present)

 

NWS Training Center Job Aide Videos:

COOP Job Aide Videos (NWSTC)

 

NWSTC Classroom Courses (Kansas City): 

List of Courses:  https://training.weather.gov/PrintSched.php

Cooperative Program Procedures:


Cooperative Program Equipment and Maintenance Procedures:

What is the Cooperative Observer Program?