03/30/2020, 8:16 am EDT

Strongest Arctic Oscillation on Record

Rare are 3 consecutive months of the same intense polar vortex location during the winter season. However, the lack of displacement of the polar vortex from the North Pole during winter 2019-20 was a leading catalyst to the increased mild maritime influence across most of the continental northern hemisphere causing a record warm winter.
03/25/2020, 2:53 pm EDT

Late Season Cold Snap into Europe

According to the Canadian Ensemble temperature departures from normal are in the -6F to -12F range for much of Europe in the 6-10 day period. Crop areas will receive morning low temperatures in the 20's. The pattern is inspired by the first negative phase North Atlantic oscillation since last November.
03/19/2020, 3:40 pm EDT

Does ENSO phase follow the cool shift of the Pacific decadal oscillation?

The Pacific decadal oscillation flipped to the cool phase in early 2020. There is a tendency for PDO and ENSO to run parallel. Will ENSO flip to La Nina later in 2020?
03/17/2020, 9:18 am EDT

Intense “Kona Storm” Strikes Hawaii

An intensifying Kona Storm has emerged west of Hawaii and will cause widespread flash flooding especially Kauai and Oahu today.