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

MAR 02 1.1 27.5 0.1 27.2 0.2 27.3 0.6 28.7 0.5 25.9 0.1 27.0 0.3 28.4
FEB 02 0.0 26.1 -0.2 26.2 0.3 27.0 0.8 28.8 0.5 25.9 -0.3 26.1 0.2 27.9
JAN 02 -0.9 23.6 -0.5 25.1 0.0 26.5 0.7 28.8 0.7 26.5 -0.2 25.3 0.2 27.7
DEC 01 -0.9 22.0 -0.5 24.6 -0.3 26.2 0.3 28.6 0.7 27.3 -0.2 24.4 0.1 27.6
NOV 01 -1.2 20.5 -0.6 24.4 -0.1 26.5 0.6 29.0 0.6 28.0 0.0 23.9 0.1 27.6
OCT 01 -1.4 19.5 -0.5 24.5 0.0 26.6 0.6 29.0 0.2 28.1 0.0 23.3 0.2 27.5
SEP 01 -1.1 19.4 -0.6 24.3 -0.1 26.6 0.7 29.1 0.4 28.3 -0.1 22.8 0.2 27.3
AUG 01 -0.9 19.9 -0.2 24.7 0.2 26.9 0.5 29.0 0.2 27.8 0.0 23.0 0.1 27.2
JUL 01 -0.9 20.9 -0.1 25.4 0.2 27.3 0.5 29.1 0.2 27.2 0.0 23.7 0.2 27.5
JUN 01 -1.3 21.7 0.0 26.4 0.2 27.7 0.2 28.8 0.0 26.6 0.3 25.1 0.2 28.0
MAY 01 -0.6 23.8 -0.2 26.9 -0.2 27.6 0.0 28.6 -0.1 26.1 0.5 26.5 0.1 28.5
APR 01 1.2 26.7 0.1 27.5 -0.2 27.5 -0.2 28.2 -0.1 25.7 0.2 27.0 0.2 28.7



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).