Probabilistic Heavy Snow and Icing Discussion NWS Weather Prediction Center College Park MD 332 PM EDT Wed Apr 29 2020 Valid 00Z Thu Apr 30 2020 - 00Z Sun May 03 2020 Days 1-3... The probability of significant snow and icing is less than 10 percent. This will be the last scheduled discussion for the season. Regularly scheduled discussions will resume around October 1st. Event-driven discussions may be issued as needed if a heavy snow threats develops between now and Oct. 1st. Petersen