Arctic Oscillation and Polar Vortex Analysis and Forecasts - AER
Dr. Judah Cohen from Atmospheric and Environmental Research (AER) embarked on an experimental process of regular research, review, and analysis of the Arctic Oscillation (AO) and Polar Vortex (PV).
Welcome - Judah L. Cohen » climatologist
» A Closer Look at the Polar Vortex’s Dangerously Cold Winds. » Judah Cohen on improving seasonal weather forecasting. » What Makes a Nor’easter a Nor’easter? » Polar vortex could unleash winter wallop by January. » Chilly November in North America. » October 2018 Snow in Siberia. Brandon Miller . CNN | 21 March 2018. Matt Simon .
Jan 24, 2022 · Dr. Judah Cohen from Atmospheric and Environmental Research (AER) embarked on an experimental process of regular research, review, and analysis of the Arctic Oscillation (AO) and Polar Vortex (PV).
How the Polar Vortex Can Bring Arctic Blasts to the U.S.
3 days ago · “If the polar vortex is left alone, nothing’s bothering it, it’s a nice fast, quiet rotation—[and] the cold air is close to the center of that rotation,” says Judah Cohen, a climate ...
AER & Dr Judah Cohen’s Arctic Oscillation and Polar Vortex …
Dec 31, 2022 · AER Science and Dr Judah Cohen's seasonal forecasting work is highlighted in several media articles associated with the winter arctic blast felt through most of the U.S. in December 2022. To access more information on AER seasonal forecasting and view Dr Cohen's weekly Arctic Oscilation and Polar Vortex research blog visit: https://www.aer.com ...
We show that the polar vortex in the stratosphere was indeed intimately related to the extreme cold observed that winter but not in the classical sense of so-called major sudden stratospheric warmings, which denote a complete breakdown of the polar vortex.
Why more frequent cold blasts could be coming from global …
Jan 7, 2025 · Judah Cohen, seasonal forecast director at the private firm Atmospheric and Environmental Research, called this a polar vortex event. He and DePodwin called it a stretching of the polar vortex, which is cold air normally penned in …
Polar Vortex going to strengthen; See what expert says this …
Oct 31, 2024 · With the polar vortex becoming strong in the next week, Judah Cohen says the next two weeks should be fairly mild over the Great Lakes region and the eastern U.S. Cohen says, “It’s...
Dr Judah Cohen AER: Arctic Oscillation Analysis and Forecasts
Nov 26, 2015 · Currently the polar vortex is quite strong and as long as it remains strong, the overall hemispheric pattern will likely remain mild. A favorite diagnostic of ours to analyze and anticipate troposphere-stratosphere coupling is the polar …
Judah Cohen's Polar Vortex Theory: Understanding Extreme Cold …
Oct 14, 2024 · Cohen's theory identifies key factors that can weaken the polar vortex, including sudden stratospheric warmings, cold advection, blocking patterns, Rossby waves, and the jet stream. Understanding these factors helps forecasters predict …
- Some results have been removed