Winter Storm impacts begin over much of the interior Northeast andparts of central New England tonight...Excessive Rainfall possible over coastal Northeast tonightHeavy Snow over the Sierra Nevada on Thursday; High Winds from theGreat Basin to Four Corners region on Thursday and Friday.A powerful mid-level low will continue to power a dynamic low pressuresystem moving from the Midwest into East Coast over the next couple ofdays. Showers and thunderstorms will spread across parts of theMid-Atl...