National Weather Service United States Department of Commerce

Heavy Rainfall in Southern California and in the Southern Plains; Heavy Snow in the Sierra Nevada Mountains and Rockies

A Pacific storm will bring coastal/lower elevation heavy to excessive rainfall to southern California and the Southern Rockies today, with localized flash flooding possible, especially near recent burn scars. Heavy snow is forecast over parts of the Sierra Nevada Mountains today and over the Northern Rockies on Wednesday. Several inches of snowfall accumulation is possible. 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.

Low Bandwidth

 

Full-Featured

SCIPP Reservoir Water Supply Tool
Interactive map of water supply for reservoirs in Oklahoma, Texas, and Louisiana