Ohio and the Great Lakes are bracing for another cold shot later this month — down to single digits in places. When to expect more cold weather.

A polar vortex split is expected to bring frigid Arctic air to the Great Lakes and Northeast later this month. Temperatures could drop 15 to 25 degrees below normal, with single-digit lows possible in ...

WASHINGTON(7News) — If you’re in Washington, D.C., and wondering why highs will only be in the 30s Monday and Tuesday after a gorgeous, warm weekend, you aren’t alone. Chief Meteorologist Veronica ...

Earth’s upper atmosphere depended on a delicate balance of forces to keep the polar vortex trapped at the top of the world. The Polar Night Jet, a high-speed ribbon of wind circling the Arctic, acted ...