La Nina 2017-18 remains biased cool across the eastern half of the equatorial Pacific Ocean to the east of the Dateline. The Nino4 sea surface temperature anomaly (SSTA) region which represents equatorial SSTA near and just east of the Dateline remains in neutral ENSO phase. The Nino34 SSTA is within moderate La Nina criteria while off the northwest coast of South America La Nina is quite strong (Nino3/Nino12).