News
02/18/2025, 8:15 am EST

Madden Julian Oscillation Triggers High Impact U.S. Weather Events; Weakens La Nina

The weekend Kentucky flooding and high wind episode across the Mid-Atlantic States was triggered, in part, due to an eastward shifting convection phase of the Madden Julian oscillation. During the past 7-10 days, the effect of the passing MJO event through the tropical East Pacific severely injured the La Nina episode.
02/17/2025, 7:59 am EST

Another Polar Vortex Event This Week in the U.S.

High impact weather affects most of the U.S. this week due to a February “polar vortex” episode. Currently, Extreme Cold Warnings are in effect for the North-central U.S. as temperatures have plummeted well below zero. A veil of fresh snow ahead of the arctic air across the central Great Plains where Winter Storm Warnings are issued will allow the southward flowing arctic air to maintain intensity.