The Advanced Microwave Scanning Radiometer-Earth Observing System (AMSR-E) distributes daily, weekly, and monthly products which includes snow water equivalent. Note: "On 04 October 2011, the AMSR-E instrument on board the Aqua satellite stopped producing data due to a problem with the rotation of its antenna."
Tedesco, Marco, Richard E. J. Kelly, James L. Foster, and Alfred T. C. Chang. 2004, updated daily. AMSR-E/Aqua Daily L3 Global Snow Water Equivalent EASE-Grids V002, [list the dates of the data used]. Boulder, Colorado USA: National Snow and Ice Data Cent
National Center for Atmospheric Research Staff (Eds). Last modified 20 May 2016. "The Climate Data Guide: Snow Water Equivalent (AMSR-E)." Retrieved from https://climatedataguide.ucar.edu/climate-data/snow-water-equivalent-amsr-e.