Prolonged Heavy Rain and Snowfall Event for the Northwest U.S.

A prolonged atmospheric river event will continue to bring moderate to heavy rain to northern and central California through the Pacific Northwest with mountain snow in the Cascades and northern Rockies today into next week. Read More >

The information in the graphs below show the accumulation of rainfall over the past two weeks. This data is overlayed with the average accumulation during the same time period based on 1981-2010 National Climatic Data Center (NCDC) data.

The data in the graphs will be updated daily around 12:00 pm EDT.