Now Accu-Weather is warning of a major shift in the Polar Vortex, bringing temps 20-30 degrees lower than normal. We are currently about 17 degrees above normal.
"A major shift in the weather pattern will arrive across southern Canada and the United States during the second half of winter. AccuWeather meteorologists have been monitoring the pattern in the Arctic for weeks, and they say a weakening in the polar vortex could usher in the coldest air of the season yet during the third week of January. "

Read the full article here:
https://www.accuweather.com/en/winter-w ... -us/879344