Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 247 PM EST Thu Feb 04 2021 Valid 00Z Fri Feb 05 2021 - 00Z Sun Feb 07 2021 ...Heavy snow for the U.P. of Michigan and western Lower Michigan on into Saturday... ...Snow for the Cascades and the Northern/Central Rockies through Saturday... ...Areas of rain/freezing rain from the Upper Midwest to the Lower Great Lakes/Northern New England through Saturday... A cold front will continue to track from the entire Mississippi Valley Thursday evening across the East Friday before moving offshore by Saturday. Rain and snow associated with this system will also spread east along and ahead of the advancing boundary. Winter Storm Warnings, Blizzard Warnings and Winter Weather Advisories are in effect from Iowa to the Great Lakes regions. Periods of heavy snowfall along with gusty winds will be possible, especially for portions of the northern Michigan and western Lower Michigan. Rain is expected to move from the Lower Mississippi Valley to the Ohio/Tennessee Valleys to southern New England. The trailing cold front will slow over the Gulf of Mexico before stalling this weekend; which will keep rain showers possible across parts of the Gulf states and the Southeast. Out West, onshore flow over the Pacific Northwest will aid in producing coastal rain and higher elevation snow over through Saturday. Meanwhile, Arctic high pressure will slowly sag southward into the northern-tier states bringing an abrupt change to daily temperatures for a large portion of the country. Upslope flow associated with the high pressure will aid in producing snow over the Northern/Central Rockies and the Northern High Plains/Northern Plains through Saturday. Campbell Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php