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.
Published Apr 3, 2015
El Niño brought more rain and snow to California this winter, but not enough to offset the water deficit built up over four years.
Published Apr 14, 2016
The water stored as snow in the 400-mile long range is now 185 percent of normal for the beginning of March.
Published Mar 3, 2017
From brown landscapes to snow-free mountains, California was startlingly dry as a serious drought prompted a state of emergency.
Published Jan 23, 2014
A succession of storms in January and February dumped huge amounts of snow on the Sierra Nevada.
Published Feb 13, 2019
Thanks to a series of drought-busting storms, the mountain range has unusually thick and extensive snow cover this year.
Published Jun 15, 2017
A fast-moving storm dropped a heavy dose of winter—and even a tornado—on the region.
Published Dec 31, 2019
NASA airborne snow surveys provide key information for California water managers.
Published Apr 22, 2017
The winter of 2019-2020 was much drier than usual in California, as evidenced by the dearth of snow in the mountains.
Published Mar 13, 2020
Acquired December 19, 2012, this natural-color image shows snow cover stretching across multiple states in the western United States.
Published Dec 21, 2012
Fresh snow highlights Lebanon’s two mountain ranges in this true-color image from March 17, 2011.
Published Mar 25, 2011
Nearly all of California was in a state of extreme drought at the end of January 2014. Forests and farms clearly showed the effects in satellite measurements of vegetation.
Published Feb 14, 2014
Acquired May 2 and April 27, 2013, these images document a dramatic change in Colorado thanks to a late-spring snowstorm.
Published May 3, 2013
