For the past 30 years, the PDO has been in its negative phase, which leads to drought in the Southwest by reducing winter ...

The worst megadrought in 1200 years is affecting the American southwest, and there's likely no relief coming anytime soon.

According to a recent study from The University of Texas at Austin, the drought could continue at least until the end of the ...

"Water managers need to start planning for the possibility that this drought isn't just a rough patch—it could be the new reality," said Timothy Shanahan.

This balanced setup makes it difficult to predict how intense the season will be, but cooler waters in parts of the Pacific — caused by a negative Pacific Decadal Oscillation (PDO) — may help to calm ...

Scientists used thousands of years of climate data to show that El Niño Southern Oscillations can be predicted more than two years in advance.

Precipitation trends were evaluated relative to precipitation phase, precipitation flux, storm track trajectory, and the sea surface temperature (SST) indices Oceanic Niño Index (ONI), and the Pacific ...

Pacific Decadal Oscillation (PDO) is a long-term ENSO-like variability of the North Pacific. The index of PDO is denoted by the first principal component of EOF of the North Pacific SST. The PDO does ...