MONTH PACIFIC SST ATLANTIC SST GLOBAL
NINO 1+2

0-10S

90W-80W

NINO 3

5N-5S

150W-90W

NINO 3.4

5N-5S

170W-120W

NINO 4

5N-5S

160E-150W

N. ATL

5N-20N

60W-30W

S. ATL

0-20S

30W-10E

TROPICS

10N-10S

0W-360W

OCT 03 0.1 21.0 0.4 25.3 0.6 27.2 0.8 29.2 0.8 28.7 0.5 23.7 0.5 27.8
SEP 03 -0.5 20.0 0.1 25.0 0.3 27.0 0.5 29.0 0.7 28.6 0.5 23.4 0.4 27.5
AUG 03 -0.7 20.1 0.1 25.0 0.2 26.9 0.6 29.1 0.6 28.1 0.6 23.6 0.3 27.4
JUL 03 -1.1 20.8 0.2 25.8 0.4 27.4 0.5 29.1 0.3 27.3 0.4 24.1 0.3 27.6
JUN 03 -1.5 21.6 -0.5 25.8 0.0 27.5 0.5 29.1 0.0 26.6 0.0 24.9 0.2 28.0
MAY 03 -1.8 22.5 -0.9 26.1 -0.4 27.4 0.3 28.9 -0.1 26.1 0.2 26.2 0.1 28.4
APR 03 -1.0 24.4 -0.3 27.2 0.1 27.8 0.6 29.0 0.0 25.8 0.4 27.2 0.3 28.8
MAR 03 -0.5 26.0 0.2 27.3 0.7 27.8 0.9 29.0 0.0 25.4 0.6 27.5 0.5 28.6
FEB 03 -0.2 25.8 0.3 26.7 0.8 27.5 1.0 29.0 0.1 25.5 0.5 26.9 0.4 28.2
JAN 03 -0.1 24.4 0.8 26.4 1.2 27.8 1.1 29.3 0.1 25.9 0.3 25.8 0.5 28.0
DEC 02 0.6 23.4 1.4 26.5 1.6 28.1 1.2 29.5 0.0 26.6 0.1 24.7 0.6 28.1
NOV 02 0.6 22.3 1.4 26.4 1.8 28.3 1.5 29.8 0.1 27.5 -0.3 23.6 0.6 28.1



TABLE T2 - Mean and anomalous sea surface temperature (C) for the most recent 12 months. Anomalies are departures from the 1971-2000 adjusted OI climatology (Smith and Reynolds 1998, J. Climate, 11, 3320-3323).