For those regions characterized by consistent monitoring and with the most robust statistical reproducibility, we find no statistically significant trends in their periods-of-record (up to 133 years) nor in the most recent 50 years. This result encompasses the main snowfall region of the western slope of the Sierra Nevada Mountains.”
Read the rest at Pielke Snr's site, as you won't read about it at the ABC.
Christy, J.R., 2012: Search for information in 133 years of California snowfall observations. J Hydrometeorology. DOE: 10.1175/JHM-D-11-040.1