Polar, Arctic air
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The displaced polar vortex will bring prolonged periods of cold to the eastern portion of the Lower 48 through the end of January.
A chilling polar vortex is set to bring snow and ice to the South and East this week. We show where.
WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way that will send much of the United States a devastating dose of winter weather later this week with swaths of painful subzero temperatures, heavy snow and powerline-toppling ice.
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A significant portion of the U.S. is experiencing below-average temperatures due to a disrupted polar vortex, affecting over 170 million people. This phenomenon has allowed intense Arctic air to spread across North America.
Extreme weather is sweeping across the United States. Friday, the polar vortex will peak, bringing freezing temperatures to much of the country.
A warm, quiet Thursday gives way to freezing rain, sleet and snow as arctic air pushes into Central Texas this weekend.
Is the polar vortex back? Ontario braces for coldest air this winter. Here’s how to protect yourself
Environment Canada warns of a polar vortex chill hitting Ontario with wind chills as low as -45 in some communities. Learn how to protect yourself.
A major polar vortex is about to hit the US and could bring weeks of frigid temperatures for millions, with even a chance of Florida seeing snow.