Probabilistic Heavy Snow and Icing Discussion NWS Weather Prediction Center College Park MD 340 AM EDT Sat Oct 19 2024 Valid 12Z Sat Oct 19 2024 - 12Z Tue Oct 22 2024 ...Central and Southern Rockies... Days 1-2... Upper low lingers over northern AZ through Sunday as it slowly fills. southerly flow east of the low brings ample moisture over the San Juans where snow levels linger around 10,000ft. An additional foot of snow is likely in the higher portions of the San Juans over the next 36 hours. The probability of significant ice across the CONUS is less than 10 percent. Jackson