Spring might be well underway but for millions across the nation, beginning in the northeast, this week’s weather is predicted to be far from mild. A cold front emerging from the Great Lakes region is expected to bring a series of severe thunderstorms across parts of Pennsylvania, New York, New Jersey, Massachusetts and Connecticut. The chief concern will be severe winds, but there is also a risk of hail and tornadoes in some areas. Further south and west, there’s a reduced but still present risk of severe storms. Central Ohio, western Pennsylvania and the Catskills could all experience some s…