Federal forecasters are tracking a weakening polar vortex that could funnel another round of Arctic air into the Northeast during the second half of March 2026. Diagnostic data from NOAA’s Climate ...

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 ...

The Great Lakes and Northeast are bracing for another cold shot later this month — down to single digits in places. How cold will it get in NY?

Welcome to 'false spring,' New Jersey! A polar vortex split could bring bitter cold back to NJ, but how cold will it get and when? The latest forecast ...

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 vortex tube splits a stream of air into hot and cold! This is how it works and why it doesn't violate the second law of thermodynamics.

GRAND RAPIDS, Mich. (WOOD) — Bitterly cold conditions can be a result of more than one thing, and in the case of January’s deep freeze, the blame shouldn’t rest on the polar vortex. The polar vortex ...

Florida has endured a winter few could have predicted. Since early November, the state has endured at least three rounds of Arctic air, and even snow.

When Punxsutawney Phil popped up and saw his shadow on Feb. 2, a collective groan rippled across the Eastern United States, where freezing temperatures, ice and snow have cast a big chill for days.

Wind chills as low as 30 degrees below zero are in the forecast for parts of New England and the interior Northeast.

Add Yahoo as a preferred source to see more of our stories on Google. The cold weather appears to be here to stay in South Jersey, at least until mid-February. A polar vortex is expected to keep ...