Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 252 AM EST Wed Jan 24 2018 Valid 12Z Wed Jan 24 2018 - 12Z Fri Jan 26 2018 ...Lingering flooding concerns for portions of New York into New England through Wednesday morning... ...Heavy rain and snow from northern California into the Northwest... Rain and snow will linger across portions of the Mid-Atlantic and Northeast this morning as a winter storm system lifts into the Canadian Maritimes and cold air filters in the wake. Flooding will remain a concern from New York into New England given the potential for ice jam flooding coupled with recent rainfall. High pressure will migrate from the Intermountain Region across the central CONUS to the Eastern Seaboard over the next few days. Much of the south will be fairly dry through the end of week, except for South Texas, where showers and thunderstorms will persist. Temperatures will also see a warming trend from the central to northern Plains, spreading eastward into the Midwest where high Temperatures will range from 10 to 20 degrees above average for Thursday A slow moving Pacific cold front will work eastward over the next two days bringing a round of heavy rain to portions of the northern California and southwestern Oregon coasts. Snow levels will steadily fall this afternoon as cold air surges in - coverage of snow will increase from the Klamath and Cascades of northern California into the Washington/Oregon Cascades, eastward into the northern Rockies. One to two feet of snow appears likely in the mountains through the day on Thursday. The intensity of precipitation will wane Wednesday night into Thursday as access to better moisture is lost, with a more showery regime developing toward the end of the week for the West. Campbell/Otto Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php