Cold fronts start to become more common during late September, but most that move through South Texas are still quite weak.
The polar vortex is a broad, fast ribbon of cold air that encapsulates the Arctic high in the stratosphere. Stable, it ...
Summer may end on a cooler note for parts of the U.S., with meteorologists suggesting that a weakened polar vortex could ...
The polar vortex is beginning its seasonal strengthening, signaling a gradual shift toward cooler weather. Frost advisories were issued in parts of the Great Lakes region, New York, and New England as ...
The polar vortex is a large area of low pressure and cold air surrounding the Earth’s poles. Under normal conditions, it spins tightly around the Arctic. However, as the Arctic warms, this system ...
La Niña is expected to return this winter—and that could reshape the season across the United States. With a 71% chance of ...
The polar vortex is Earth's frozen guardian—but that guardian is starting to fail. This video dives into the science behind the vortex’s destabilization and the global consequences we could face, from ...
La Niña will be emerging and will likely persist into winter, favoring a weather pattern with above-normal temperatures and ...