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).
www.nws.noaa.gov
