The relentless early-season cold isn't letting up, as another shot of frigid temperatures is plunging into the country. Here's when it will arrive, who it will affect and how cold it will get.

This week, the king tides are causing havoc in Northern California. With particularly high waves crashing along the shoreline, dangerous conditions and flooding have become a threat.

The Surface Water Ocean Topography satellite captured high resolution measurements of this summer’s Pacific tsunami. The satellite imagery is the first of its kind, bringing new detail and insight to how these massive waves form.

Population density, differences in temperatures and the tracks of winter storms can bring major uncertainties into the forecast.

Get ready for the ultimate Christmas home decor transformation as we reveal holiday decorating tips inspired by your favorite films, from over-the-top Griswold Christmas lights to the timeless, classy Christmas style of the McAllister holiday home. This cinematic holiday style guide offers movie-inspired decorating, beginning holiday decor essentials and weather-friendly decorating tips to help you create a cozy Christmas aesthetic worthy of its very own movie.