National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Reservoirs may have a variety of uses from flood control to water supply to electricity generation. Reservoir storage levels can be an indicator of long term water supply deficiencies and drought.

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Interactive map of water supply for reservoirs in Oklahoma, Texas, and Louisiana