For the Ides of March, Shakespeare's play titles put the weekend forecast onstage. Hint: It's not just A Winter's Tale.
This series of maps shows how the extreme cold today in the Northeast is replaced by somewhat milder air tomorrow and Saturday.
This pressure map shows the storm center. The front to the east (red line) marks the boundary between warm air to the south and progressively colder air to the north.
This draft forecast map shows the heaviest snow from the upcoming storm is likely from northern Illinois to northern New England. Tomorrow afternoon, conditions may range from blizzard conditions in central New York to spring style thunderstorms in southern Pennsylvania.
This is the chameleon month of March. Always searching for a sense of identity, its days stagger through punches of waning winter, dance with the sunlit caresses of coming spring and hide behind thick clouds through the wind-swept battles between the two.
In the early to middle part of next week, there could be a hint of spring in the region from Illinois to New Jersey. This is a forecast map for next Tuesday morning. The average rain-snow line is midway between the last blue dashed line and the first red dashed line, and.... is that a daring daffodil???
There is uncertainty about how far north a storm from the Gulf states will come on Friday. This morning's NAM is rather bullish on the system. However, it suggests milder weather for the Northeast for a while this weekend before the next cold front arrives.
Many people have requested some real spring weather in the Northeast. Looking out two weeks with the European model, it still looks chilly on this flow aloft forecast for March 19.
This map shows accumulations as of 8 a.m. They have continued to increase since then in Delaware, Maryland and Virginia.
The northward extent of the snow will be determined the progress of snow that was showing up this picture from the radar serving southwest Ohio. The is what it looked like just after 7PM ET.