Probabilistic Heavy Snow and Icing Discussion NWS Weather Prediction Center College Park MD 402 PM EDT Sun Oct 03 2021 Valid 00Z Mon Oct 04 2021 - 00Z Thu Oct 07 2021 For Days 1-3, the probabilities for heavy snow (4-inches or more) and significant icing (0.25 inch or more) are less than 10 percent. Jackson