ENSO Predictions with Coupled Ocean Atmosphere Mode1s
317
O
C>
Q)
'"O
averaged heat content, NMC reanalysis
3.0
2.0
1.0
0.0
-1.0
-2.0 82
84
86
88
year
90
92
Fig. 16.8 Monthly means of temperature anomalies averaged over the upper 275 meters,
separately for the NINO-3 and the NINO-4 region, The data were taken from the NCEP
ocean reanalysis,
EI Nifio - Climate change
NORTHERN HEMISPHERE WINTER
O'
30' E 60' E 90' E 120' E 150' E lBO' W150' W 120' W 9O' W 60' W 30' W o'
60 ' N
60' N
.,J
30' N
30' N
O'
O'
30' 5
30' 5
60' 5
60' 5
O'
30' E 60' E 90' E 120' E 150' E1BO' W150' W120' W90' W 60' W 30' W O'
Fig. 16.9 The global impact on climate during an EI Niiio event. Only regions which show
significant correlations with ENSO are displaied (after Ropelewski and Halpert 1987),