Plot - Table I - Table II - Table III

Southern Africa - ENSO Impacts

 
Plot - Table I - Table II - Table III

El Niño Impacts: Rainfall Anomalies

Table 1: Southern Africa (30S-13S; 20E-50E)

Year

(Nov-May)

NINO3 SSTa

(°C)

Rainfall Anom.

(cm/month)

1897

0.91

-0.27

1900

0.84

-1.05

1905

0.63

-0.96

1906

0.81

-0.48

1912

0.76

-1.23

1915

1.34

2.04

1919

1.63

-0.15

1920

0.99

0.75

1926

0.96

-1.29

1931

1.18

-0.93

1940

0.87

0.18

1941

1.55

-0.51

1942

0.73

-0.81

1958

0.75

0.78

1966

0.61

-0.42

1969

0.55

0

1973

0.83

-1.89

1983

1.99

-2.46

1987

0.96

-2.04

1988

0.63

0.81

 

El Niño years with below average rain = 70%

El Niño years with rainfall in driest tercile = 45%

 

IRI

seafr_table.la  
Plot - Table I - Table II - Table III

La Niña Impacts: Rainfall Anomalies

Table 2: East Southern Africa (30S-13S; 20E-50E)

Year

(Nov-May)

NINO3 SSTa

(°C)

Rainfall Anom.

(cm/month)

1893

-1.02

1.38

1894

-0.70

1.26

1904

-0.49

0.60

1909

-0.71

1.59

1910

-1.07

0.48

1911

-0.70

0.33

1916

-0.48

-2.10

1917

-0.59

-0.27

1918

-1.15

2.97

1939

-0.72

1.26

1943

-0.78

0.93

1950

-0.96

0.48

1955

-0.59

2.31

1956

-0.76

1.29

1968

-0.72

-1.05

1971

-1.06

-0.03

1974

-0.82

3.15

1976

-0.84

3.42

1985

-0.50

-0.90

1989

-0.62

0

 

La Niña years with above average rain = 70%

La Niña years with rainfall in wettest tercile = 55%

 

IRI

seafr_table.non  
Plot - Table I - Table II - Table III

Non-ENSO Impacts: Rainfall Anomalies

Table 3: East Southern Africa (30S-13S; 20E-50E)

Year

(Nov-May)

NINO3 SSTa

(°C)

Rainfall Anom.

(cm/month)

1891

-0.06

3.39

1892

-0.15

-0.18

1913

-0.14

-0.96

1922

-0.09

-1.80

1923

-0.12

1.86

1928

-0.01

-0.75

1929

-0.14

-0.33

1932

0.03

-0.60

1933

-0.02

-2.13

1944

-0.15

1.11

1946

-0.14

-0.33

1947

-0.01

-1.44

1948

0.04

0.81

1949

0.06

-1.44

1954

-0.14

0.18

1957

-0.06

-0.09

1960

-0.03

-0.60

1961

-0.05

0.75

1964

-0.00

-1.80

1984

-0.02

-1.02

 

Non-ENSO years with below average rain = 70%

Non-ENSO years with rainfall in driest tercile = 40%

 

Non-ENSO years with above average rain = 30%

Non-ENSO years with rainfall in wettest tercile = 25%

 

IRI
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