Forecasters are continuing to track storm Debby, now a post-tropical cyclone, as it continues to move northward and dump rain over Mid-Atlantic states, as well as a new tropical wave forming out on ...

Add Yahoo as a preferred source to see more of our stories on Google. A tropical wave is brewing in the Atlantic Ocean. (National Hurricane Center) A tropical wave is brewing in the Atlantic Ocean as ...

All eyes remain on an eastern tropical Atlantic wave that could become a tropical depression by the weekend at the latest. National Hurricane Center forecasters predict that the wave has a 30% chance ...

A peer-reviewed study published in Science has documented frequent new particle formation during a heat wave, a phenomenon ...

Heat waves can form when a high-pressure system moves into a region and stalls. The system can force warm air downward, acting like a cap as it keeps the cool air near the surface from rising, ...

A tropical wave is brewing in the Atlantic Ocean as another tropical system drifting over Florida has already drenched the state with heavy rainfall. Where is the developing storm now - and where is ...