Current Arctic Oscillation Index with Polar Height Anomalies
Blue colors represent a strong Polar Vortex and red represents a weak one. The dark black lines are zero anomalies.
Images and maps courtesy of Weather Underground, HamWeather, University of Illinois, Meteorologist Allan Hoffman at RaleighWX, and the National Weather Service
Never base important decisions on this or any weather information obtained from the Internet. Always have a backup method of receiving weather information such as a battery powered weather radio.
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