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precipitation

A collection of gray dots and watercolor-like droplets is clustered over the grass in a public park. The park background is a photo, and the cloud of dots was added with editing software.
Posted inResearch Spotlights

Comparing Machine Learning Models of Raindrop Formation

by Nathaniel Scharping 8 July 20268 July 2026

The simplest model, based on polynomials, yields the best performance.

A gif of the Earth shows a pattern of red and blue swirling over the tropical Pacific Ocean.
Posted inResearch & Developments

6 Ways This Year’s “Super El Niño” Could Affect Climate, Humans, and Marine Creatures

by Emily Gardner 11 June 202612 June 2026

The key word here is “could.” Experts emphasize that no two El Niños are alike.

Panoramic view overlooking a stream meandering through green farm fields toward hills and mountains in the distance
Posted inOpinions

Archetypes Could Accelerate Agricultural Adaptation to Less Snowpack

by Beatrice L. Gordon, Gabrielle F. S. Boisrame, Christine M. Albano, Rosemary W. H. Carroll and Adrian A. Harpold 9 June 20269 June 2026

Measurable characteristics can be used to develop archetypes of complex agricultural systems, helping stakeholders to assess where different adaptation strategies are more likely to succeed.

A storm approaches a rocky peak covered in snow in Antarctica.
Posted inResearch Spotlights

Rivers in the Antarctic Sky, Captured in 3D

by Rebecca Owen 2 June 20262 June 2026

A new study shows that atmospheric rivers may be responsible for up to 90% of Antarctica’s annual precipitation.

A burnt, smoky hillside with burnt trees lies along a road.
Posted inNews

Low Snow in Eurasia Linked to Wildfires in California

by Andrew Chapman 13 May 202615 May 2026

Scientists found that low autumn snow levels in western Eurasia are associated with dry, warm winters in California, increasing the Golden State’s wildfire risk.

A wildfire burns in a forest at night.
Posted inNews

Most of the U.S. West Will Face Above-Normal Wildfire Risk This Summer

by Grace van Deelen 11 May 202611 May 2026

The National Interagency Fire Center predicts elevated wildfire potential across much of the West and many Southeast states through August.

A rocky stream flows through a landscape of burned trees. A mountain is visible in the background.
Posted inResearch Spotlights

How Wildfires Worsen Flood Risk

by Nathaniel Scharping 30 April 202630 April 2026

A new approach to analyzing watersheds shows how storms occurring after a wildfire can have higher flooding risk than similar storms that occurred before a fire.

Posted inEditors' Highlights

The “Wet-Gets-Wetter” Response to Climate Change Does Not Always Apply

by Donald Wuebbles 4 March 20263 March 2026

While the precipitation response to a warming climate is often stated as the “wet gets wetter,” this response does not apply to east-west overturning circulations like the Pacific Walker circulation.

World map showing atmospheric river trend.
Posted inEditors' Highlights

Future Hotspots of Hazardous Rivers in the Atmosphere

by Thomas Stocker 3 March 20263 March 2026

Atmospheric rivers can produce heavy precipitation and associated hazards worldwide. A new study identifies regions where these hazards have already, and will further, increase with global heating.

An automated hydrological drip logger (small rectangular box) sits atop a white stalagmite below stalagmites dripping with water in a tight cave space illuminated with bright light.
Posted inScience Updates

When Does Rainfall Become Recharge?

by Stacey Priestley, Andy Baker, Margaret Shanafield, Wendy Timms and Martin Andersen 4 December 20254 December 2025

Counting drips in caves is helping to reveal how much precipitation is needed to start refilling underground aquifers.

Posts pagination

1 2 3 … 16 Older posts
Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

How Tides and River Water Combine to Amplify Floods

14 July 202614 July 2026
Editors' Highlights

A Satellite-Based Global Carbon Flux Product is Sensitive to Droughts 

8 July 20266 July 2026
Editors' Vox

Small-Scale Indian Ocean Dynamics Underpin Marine Ecology and Climate

4 June 20263 June 2026
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