Ready for #winter? #Polarortex spins up, spews forecast uncertainty A strong polar vortex and a powerful #ElNiño would be signals that a milder winter may be in store for many Americans. Here's why. A strong polar vortex would also make mild weather more likely. When it's strong, intense cold of the polar regions stays bottled up in the Arctic. The El Niño is among the strongest on record and still strengthening, said Jon Gottschalck of #NOAA's #Climate Prediction Center usatoday.com/story/news/weathe…
usatoday.com Ready for winter? Polar vortex spins up, spews forecast uncertainty