FWIW, height changes first three weeks after last year's SSW/split on Feb. 11 were focused in N Atl/NAO sector, with most immediate impacts on Europe. pic.twitter.com/x35UX4CDGO— Todd Crawford (@tcrawf_nh) December 19, 2018
FWIW, height changes first three weeks after last year's SSW/split on Feb. 11 were focused in N Atl/NAO sector, with most immediate impacts on Europe. pic.twitter.com/x35UX4CDGO