Summers are normally warm in northern areas to hot in southern areas, while in winter the subtropical high Bermuda High retreats eastward, and the prevailing westerly flow of air masses combines frequently with the polar jet stream to bring cold and frequent storm systems to the region.
Summers are normally warm in northern areas to hot in southern areas. In winter the subtropical high Bermuda High retreats southeastward, and the polar jet stream moves south bringing colder air masses from up in Canada and more frequent storm systems to the region.