Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 237 AM EST Mon Nov 21 2016 Valid 12Z Mon Nov 21 2016 - 12Z Wed Nov 23 2016 ...Blustery weather continues across the northeast U.S... ...More rain snow for the western states and the central U.S... The cold and windy weather is expected to continue for another day across the northeastern quadrant of the nation on Monday with the large occluded low near Maine. Strong northwesterly winds on the backside of this low will continue to usher in cold weather and lake effect snow from northern Michigan to upstate New York, with several inches of accumulation possible. Slowly moderating temperatures can be expected going into the middle of the week. Across the western U.S., numerous showers and mountain snow are likely through Tuesday morning with a Pacific storm system moving inland across the Intermountain West. The heaviest precipitation should be from northern Arizona to western Colorado, with some of the mountainous areas of Colorado getting in excess of 6 inches of snow. Additional rain and mountain snow is in the forecast for the Pacific Northwest with a front approaching the region by Tuesday. By Monday evening, a new surface low is expected to develop just east of the Rocky Mountains and track across the central Plains and towards the Ohio Valley by Wednesday afternoon. Widespread showers and storms are likely to develop ahead of the associated cold front from the Gulf Coast to Illinois, with some strong to severe thunderstorms possible. Farther to the north across the Dakotas, Minnesota, and Wisconsin, wintry weather is likely with mixed precipitation near the transition zone. Hamrick Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php