Temperature-driven effects on Western snowpack appear more pronounced at lower elevations
Regional time series of snow water equivalent (SWE) to precipitation (P) from historical observations.
Source: Pierce et al, 2008.
Source: LandScope America
Snowmelt tends to occur during the latter part of the winter season (April/May)
Source: Kapnick and Hall, 2012.
Trends in changes in monthly snow water equivalent values
With increasing temperatures, snowpack loss may occur earlier in the season
Source: Kapnick and Hall, 2012.
Trends in changes in monthly snow water equivalent values
Projections suggest a decrease in spring snowpack and more precipitation in the form of rain
Source: Ashfaq et al 2013.
In the future, even high elevations may not escape the impacts of rising temperatures
Source: Mote, 2006.