October 4, 2021

The October 2021 climate outlook favors a warmer-than-average month for the central and eastern United States and wetter-than-average conditions for the Plains.

Aerial photo of low water levels in Lake Powell
September 23, 2021

By 2030, the combination of extreme heat and atmospheric dryness that made the ongoing drought so extreme is likely to return more than once a decade. Such record-low precipitation, however, is likely to remain rare.

global map of August 2021 temperature anomalies and a graph of annual AUgust anomalies since 1880
September 15, 2021

It was the sixth-warmest August on record for the globe. It's very likely that the year will wind up among the 10 warmest years on record.

side by side maps of US precipitation and percent of average precipitation for August 2021
September 10, 2021

August was warmer than average, capping off a summer that tied for warmest on record.

Satellite image of Arizona with a precipitation graph overlay
August 9, 2021

Much of the U.S. Southwest is near-desert. What does drought even mean in a place like that?

Two small maps of US showing drought conditions and the drought forecast for September 2021
September 1, 2021

Large parts of the country show no tip in the odds toward either a cold or warm September temperature outcome. The rainfall associated with Hurricane Ida's remnants is likely to be enough on its own to lead to a wetter-than-average September for areas in its path.

"blue marble" view of Earth from satellite with an overlay of global temperature record
August 25, 2021

International report confirms 2020 was among three warmest years on record.

Melt lines from Greenland interactive map
August 24, 2021

In mid-August 2021, a late-summer heatwave struck Greenland, causing widespread melt on the ice sheet and rain at the summit.

Map of global temperature anomaly in July 2021 with a grah overlay of historical time series
August 16, 2021

Global average surface temperature in July—the hottest month of the year on average—set a new record in 2021. It's virtually certain that the year will go on to become one of the ten warmest years in the historical record.

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