Wednesday, which is the busiest travel day, will be remarkably quiet across the Lower 48, with little in the way of precipitation outside some snow showers in the Intermountain West.
The latter half of the holiday period probably won’t be so tranquil.
For days, weather models have been suggesting the development of a potent storm system in the eastern United States between Friday and the weekend. They have somewhat backed off on their forecasts for its intensity, but significant precipitation could still affect parts of the central and eastern Lower 48.
In the West,