National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >


 

 

The repository for Official and Certifiable climatological data for the United States is at the National Centers For Environmental Information in Asheville, North Carolina. The unofficial climatological information presented on this page is for your convenience only. This data is usually updated once a year or on an as needed basis.