Record-warm temperatures over land combined with a sixth-warmest June for the oceans to make June 2021 the fifth-warmest June since records began in 1880.
The extreme heat and dryness in the U.S. West in June have set the stage for more of the same in July.
Neutral conditions have returned to the tropical Pacific. Our blogger looks ahead to the rest of 2021.
Marine scientist Flo La Valle's life has taken her from the Philippines, to Rome, to Hawaii. A love for coastal ecosystems and the communities they support has stayed with her.
The highest chances for much warmer than average conditions are in the Great Basin and the Mid-Atlantic/Northeast.
From algae growth and sea ice to tsunamis, moored ocean buoys are vital to understanding and predicting the ocean.
May 2021 was mild across much of the contiguous U.S., with dry conditions widespread across the West, the Northern Plains, the Ohio Valley, and the Mid-Atlantic.
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.
Although this was the smallest warm departure for any March since 2014, it was still the eighth-warmest March for the planet in the 142-year record.
The May 2021 outlook favors warmth for the southern half of the country and a wet East-dry West split.