Climate change could make historically rare tropical cyclones more common in Southern California, significantly expanding landslide risk across the region...
We get into it: Why some meteorologists don’t like the term ‘super El Niño,’ why climate change can lead to El Niño surprises, and more. By Bob Henson, Yale Climate Connections The odds are in El Niño’s favor right now....
Pedro DiNezio, University of Colorado Boulder Talk of a “super El Niño” developing in 2026 is gaining momentum, with concerns rising that this climate pattern could bring extreme rainfall, heat, drought and destructive flooding around the world. The signals appear...
New research shows how La Niña and El Niño influence U.S. wildfires By NOAA Research The Pacific Ocean’s El Niño-Southern Oscillation (ENSO) is arguably the most influential climate driver on Earth. Its cycles of warm and cool waters in the...
Warm storms and high‑elevation rain accelerate melt months ahead of schedule, impacting water supply for the remainder of the year From the Department of Water Resources: The Department of Water Resources (DWR) today conducted the critical April snow survey at...
By Joel Lisonbee, CIRES/NOAA/NIDIS The Oceanic Niño Index (ONI) has traditionally been NOAA’s official measure, or index, to track the El Niño-Southern Oscillation (ENSO). The ONI is calculated as the rolling 3-month average sea surface temperature departure from average (anomaly)...
