Skip Navigation Links www.nws.noaa.gov 
NOAA logo - Click to go to the NOAA home page National Weather Service   NWS logo - Click to go to the NWS home page
Climate Prediction Center
 

Climate Diagnostics Bulletin
Climate Diagnostics Bulletin - Home Climate Diagnostics Bulletin - Forecast Climate Diagnostics Bulletin - Extratropics

 

  Tropical Highlights

  Table of Atmospheric Indices  (Table 1)

  Table of Oceanic Indices  (Table 2)

  Time Series

  Time-Longitude Sections

  Mean & Anomaly Fields

  Appendix 1: Outside Contributions

Table of Oceanic Indices

APRIL 2021

  PACIFIC SST ATLANTIC SST Global
  NINO 1+2 NINO 3 NINO 3.4 NIN0 4 N. ATL S. ATL TROPICS
MONTH 0-10S 5N-5S 5N-5S 5N-5S 5N-20N 0-20S 10N-10S
  90W-80W 150W-90W 170W-120W 160E-150W 60W-30W 30W-10E 0W-360W
APR 21 -0.8 24.9 -0.7 27.0 -0.5 27.4 -0.2 28.5 -0.2 25.8 -0.1 27.0 -0.1 28.6
MAR 21 -0.3 26.5 -0.4 26.8 -0.5 26.8 -0.6 27.8 0.1 25.7 -0.4 26.8 -0.2 28.2
FEB 21 -0.7 25.5 -0.6 25.8 -0.9 25.8 -1.0 27.2 0.3 26.0 -0.5 26.1 -0.3 27.7
JAN 21 -0.8 23.7 -0.7 25.0 -1.1 25.5 -1.2 27.1 0.7 26.7 -0.1 25.5 -0.3 27.4
DEC 20 -0.7 22.2 -0.8 24.4 -1.0 25.5 -0.8 27.7 0.5 27.3 -0.4 24.3 -0.1 27.6
NOV 20 -0.7 20.9 -1.2 23.8 -1.3 25.3 -0.7 27.9 0.3 27.9 -0.2 23.7 -0.1 27.6
OCT 20 -1.2 19.6 -1.3 23.6 -1.4 25.3 -0.8 27.9 0.3 28.4 -0.1 23.2 -0.1 27.4
SEP 20 -0.9 19.5 -1.3 23.6 -1.0 25.8 -0.4 28.3 0.3 28.4 -0.1 22.9 0.0 27.2
AUG 20 -0.9 19.7 -0.5 24.5 -0.6 26.2 -0.2 28.5 0.4 28.2 0.3 23.4 0.2 27.4
JUL 20 -1.2 20.5 -0.5 25.1 -0.3 26.9 0.1 28.9 0.5 27.8 0.0 23.8 0.2 27.7
JUN 20 -0.7 22.1 -0.7 25.8 -0.4 27.3 0.2 29.1 0.6 27.3 0.4 25.3 0.3 28.3
MAY 20 0.1 24.4 -0.2 26.9 -0.2 27.6 0.2 29.0 0.2 26.6 0.7 26.9 0.4 28.9
APR 20 0.4 26.0 0.5 28.0 0.5 28.3 0.8 29.3 0.4 26.4 0.2 27.2 0.5 29.1

TABLE 2.  Mean and anomalous sea surface temperature (C) for the most recent 12 months. Anomalies are departures from the 1981-2010 adjusted OI climatology (Smith and Reynolds 1998, J. Climate, 11,3320-3323).


NOAA/ National Weather Service
NOAA Center for Weather and Climate Prediction
Climate Prediction Center
5830 University Research Court
College Park, Maryland 20740
Page Author: Climate Prediction Center Internet Team
Page Last Modified: May 2021
Disclaimer
Information Quality
Credits
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities