Shasta Lake is at its lowest early May level since the drought of 1976-77, while Lake Oroville is only 70% of its early May average.Ĭalifornia is in its third year of the latest drought, which accelerated in early 2020. This page shows gridded precipitation products for the previous 1-hour, 6-hours, 24-hours, 7-days, and current water year, as well as rain gauge observations for the previous 24-hours from the Community Collaborative Rain, Hail & Snow Network (CoCoRaHS) and water-year-to-date rain gauge observations throughout California. These rainfall amounts occur along the western slopes of. Oct 01 Date 0 2 4 6 8 10 12 14 16 18 20 22 24 Precipitation (inches) Accumulated Precip. The highest rainfall totals for the period are around 120 millimeters, about 5 inches, shown in red. While some more recent systems dumped modest snow in the Sierra, the state's snowpack was only 21% of average as of May 9.Īnd the modest snowmelt that's happening is seeping into dry ground rather than running off into reservoirs, according to Desert Research Institute climatologist Dan McEvoy.Īccording to the CDWR update, the state's reservoirs were at 71% of average storage for early May, in better overall shape than this time in 2015, during California's exceptional mid-2010s drought.īut California's two largest reservoirs are at " critically low levels," according to the May 5 Drought Monitor summary. PCWA is a water and energy provider for Placer County, CA. According to the May 6 update by the California Department of Water Resources (CDWR), the state's snowpack peaked March 8 at only 57% of average and over three weeks earlier than usual.
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