The building maintenance scheduled for Friday February 27th at 5:00pm MST has been postponed until 5:00pm March 6th. PSD's website will be down during the maintenance.

Current State of the Tropical Pacific

El Niño Indices | Maps of Sea Surface Temperatures (SST)
Maps of Outgoing Longwave Radiation(OLR) | Combined SST/OLR Animations | Precipitation

El Niño Indices

Combined Variable El Niño index:

Southern Oscillation Index:

Sea Surface Temperature Timeseries:

Maps of Sea Surface Temperatures (SST)

Outgoing Longwave Radiation (OLR)

Precipitation Rate