Experts say brutal March heat has left critical snowpack at record-low levels – and key basins in uncharted territory ...

As global temperatures rise, the freezing line where precipitation changes from rain to snow moves up the mountains, ...

Through the Colorado Airborne Snow Measurement (CASM) program, ASO works with more than 100 water management partners ranging from small irrigation districts to large utilities like Denver Water.

The first of two Airborne Snow Observation flights took to the sky March 22, weeks earlier than usual, to confirm the snow ...

Add Yahoo as a preferred source to see more of our stories on Google. In a good year, the West's mountain snowpack feeds streams and rivers well into summer. George Rose/Contributor/Getty Images News ...

Add Yahoo as a preferred source to see more of our stories on Google. California water officials found virtually no snow during a critical April measurement in the Sierra Nevada. The Department of ...

Foothill areas saw up to 3 inches of rain while higher elevations picked up as much as a foot of snow ...