Saturday, March 22nd, 2025 – *A big-league stratospheric warming event assures cold air outbreaks well into April…baseball season gets fully underway on Thursday likely with plenty of cold weather early season games and low “Home Run Forecast Index” values*
The stratospheric temperature pattern as of Thursday, March 20th, featured a relatively “warm” blob of air directly over the North Pole (center) and a weakened and “split” polar vortex (shown in blue). Temperatures at the 10-millibar level over the North Pole are now about 40 degrees warmer than those observed in the surrounding stratospheric polar …