Composite including the last 4 winters looks like a "helluva good" first guess for the upcoming winter (fits well with +QBO/La Nina) unless you have a good reason to believe the polar cap is going to get a big shake up. Done, no exhaustive winter outlook to compose now😎 pic.twitter.com/cxg9UnI1z5

— griteater (@griteater) October 21, 2020