National Oceanic and
Atmospheric Administration
United States Department of Commerce
Australia drought by Gerald Simmons
Trinity_River_Dallas_Flooded_June_2015_by_Wissembourg
Blanco Texas flooding Jun 3 2015 Urban_Search_and_Rescue_team,_Texas_Task_Force_2_and_members_of_the_Texas_State_Guard by Jocelyn Augustino from FEMA
Australia Night Fire by Sascha Grant

What's New

January 07, 2025
Arctic maps explaining stable and disrupted polar vortex flow

Click image to see full graphic (Source: NOAA Climate.gov)

January 07, 2025

Despite rapid Arctic warming, plan for more frigid spells

New research on the Arctic confirms that even as the Arctic is warming faster than the rest of the world, cold-air outbreaks from the polar region will continue across the Northern Hemisphere in the coming decades.

The big challenge now is to better understand what triggers these cold-air outbreak events and how to improve their predictability.

Much of the previous research has shown how a weakening of the ... more

In the News

May 24, 2026

Scientists are still untangling the complex relationship between El Niño and human-driven warming, but their confluence has major implications for extreme weather and... more

May 21, 2026

The biggest episodes of the past have altered the course of human events, according to researchers. An emerging one is drawing historic comparisons.

June 30, 2025

Atlantic Niño/Niña events can influence hurricane development, but they can be difficult to predict. A new study sheds light on the oceanic chain reaction that can trigger... more