A cool, wet January is slightly favored across much of the North, with a warm, dry month favored for the South. Elsewhere, there are even chances for any outcome.
Northern Hemisphere land areas were record warm, and La Niña left its imprint on global precipitation patterns.
Atmospheric rivers and a powerful Nor'easter brought significant precipitation to the U.S. in October. East of the Rockies, most of the country was warmer than average.
The findings of their review of more than 14,000 studies are clear: climate change is affecting nearly every part of the planet, and there is no doubt that human activities are the cause.
The extreme heat and dryness in the U.S. West in June have set the stage for more of the same in July.
May 2021 global surface temperature was 1.46°F above the 20th-century average, tying with 2018 as the sixth-warmest May in the 142-year record.
Guest blogger John Allen recaps tornado activity so far in 2021 and discusses the limits of using ENSO to predict seasonal tornado activity.
A climate expert proposes an alternative for defining what's average when it comes to predicting El Niño and La Niña.
Because why go to the movies when you come to Climate.gov and watch the evolution of ENSO forecasts over the past two years?
The 2015-2016 El Niño will go down as one of the strongest on record, and also, thanks to El Niño Rapid Response Campaign, one of the best observed.