An unusually strong heat dome will scorch much of the western United States this weekend, bringing the hottest temperatures ...

CNN is tracking extreme heat conditions for Americans each day. See where the risks are greatest — and where high US temperature records might be broken.

An unusually intense El Niño event is quickly gathering strength in the tropical Pacific. Over the next year or two, it will increase the likelihood of weather disasters … and increase the accuracy of ...

(CNN) — El Niño has officially begun, and it is forecast to intensify into a very strong or “Super” El Niño with major shifts in global weather patterns and an even hotter climate, according to a new ...

Scientists have been keeping a close eye on the tropical Pacific Ocean for months now, anticipating the emergence of an intense, “Super” El Niño that would be among the stronger events on record. Now ...

An unusually intense heat dome is bringing dangerous temperatures to a large swath of the West this weekend, where about 55 ...