Weather

This week’s cold snap across the U.S. will be one of “the most impressive Arctic outbreaks of this century,” one climate scientist says

GraphCast and other artificial intelligence-based forecasting tools offer a whole new way to predict the weather, but they have limits

Cloud-diving expeditions reveal the hidden physics of brewing snowstorms

Scientists accidentally discovered a new way of monitoring the Earth’s planetary boundary layer: high-flying great frigatebirds

Mysterious green displays in the sky dubbed “mesospheric ghosts” can sometimes accompany the dramatic red atmospheric lights called sprites

Increasingly frequent thunderstorms caused insurers to pay $60 billion in claims in 2023

The National Weather Service has launched the first flood forecasting system with precise, real-time data showing spots that are at imminent risk of inundation

Two competing farmers’ almanacs say this winter will be cold and snowy, but NOAA, the top U.S. weather agency, disagrees

The planet just saw the hottest span of 12 months in human history because of climate change driven by the burning of fossil fuels

Cardiologists forecast greater heart attack risks as winter and summer temperatures become more extreme

Tropical Storm Otis rapidly intensified into a Category 5 hurricane overnight in a region that has never seen landfall by a storm of such power before

As the climate warms, Arctic cyclones are lasting longer and becoming stronger, leading to more sea ice loss