Michelle L'Heureux | NOAA Climate.gov

Is ENSO running a fever, or is it global warming?

April 22, 2021

The tropical Pacific Ocean is warming up! What does that mean for the way we measure the El Niño-Southern Oscillation (ENSO)? Time to start looking at relative sea surface temperatures.

On the sudden stratospheric warming and polar vortex of early 2021

January 28, 2021

A rapidly warming stratosphere and swirling polar vortexes, oh my! What is going on so far this winter? Three stratosphere experts help us sort it out.

The Rise of El Niño and La Niña

October 23, 2020

Breadjerknes feedback.... wait, I'm sorry, I mean *Bjerknes* feedback, and how it helps El Niño and La Niña events to grow.

April 2020 ENSO Update: Alternative Communication

April 9, 2020

The ENSO team goes virtual in bringing you the latest outlook across the tropical Pacific Ocean.

The polar vortex is going to make you put on a sweater. Be afraid. Be very afraid.

January 23, 2020

Kidding. Here's why the polar vortex may also cause you to take off your sweater sometimes.

Seeing Red Across the North Pacific Ocean

October 23, 2019

A blog post on the Blob. Blob, Blob, Blob. But here's why you shouldn't call it the Blob.

Coming to pay per view: Reigning champ ocean vs. the scrappy land

July 25, 2019

Dr. Haiyan Teng explains why the moisture in the ground you walk across may have important consequences for the summertime climate.

temperature anomalies associated with PNA

The Pacific-North American Pattern: the stomach sleeper of the atmosphere

April 23, 2019

Stand aside polar vortex! The PNA may be the most important atmospheric circulation pattern you've never heard of.

Exploring ENSO in Ecuador

November 20, 2018

What is the latest and greatest in ENSO science? This blogger travels to Guayaquil, Ecuador to find out.

Forecasting, Fast and Slow

May 24, 2018

Want to forecast both weather and climate? First this means understanding the faster and slower moving features of our atmosphere, ocean, and land.

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