A succession of storms in January and February dumped huge amounts of snow on the Sierra Nevada.
Image of the Day Atmosphere Land Severe Storms
El Niño brought more rain and snow to California this winter, but not enough to offset the water deficit built up over four years.
Image of the Day Water Drought Snow and Ice
The water stored as snow in the 400-mile long range is now 185 percent of normal for the beginning of March.
Image of the Day Land Drought Snow and Ice Remote Sensing
NASA airborne snow surveys provide key information for California water managers.
Image of the Day Land Floods Snow and Ice Remote Sensing
From brown landscapes to snow-free mountains, California was startlingly dry as a serious drought prompted a state of emergency.
Image of the Day Land Water Drought
Seasonal snowpack in the Sierra Nevada depends on whether a winter is wet or dry, and 2015 shaped up to be exceptionally dry.
Image of the Day Land Water Snow and Ice
Image of the Day Heat Land Life Unique Imagery Snow and Ice
The winter of 2019-2020 was much drier than usual in California, as evidenced by the dearth of snow in the mountains.
Image of the Day Snow and Ice Remote Sensing
Snow cover in late March 2015 was significantly lower than the previous worst year on record. The landscape change is stark since 2010, the last time the region saw average snowfall.
Severe Storms Snow and Ice
Image of the Day Land Snow and Ice