Geoscience Reference
In-Depth Information
(a) Feb 2007
(b) Feb 2007
60
60
EC means Equal Chance for A, N, B
A means Above
N means Normal
B means Below
EC means Equal Chance for A, N, B
A means Above
N means Normal
B means Below
EC
EC
EC
33
33
40
33
A
A
50
B
45
45
B
EC
A
A
EC
B
40
EC
33
EC
B
40
EC
40
EC
33
EC
A
40
33
A
33
B
30
EC
30
40
EC
33
40
33
A
33
EC
N
EC
A
33
A
-65
-65
-120
-105
-90
-120
-105
-90
(c) Feb-Mar-Apr 2007
(d) Feb-Mar-Apr 2007
60
60
EC means Equal Chance for A, N, B
A means Above
N means Normal
B means Below
EC means Equal Chance for A, N, B
A means Above
N means Normal
B means Below
A
40
EC
EC
33
EC
EC
45
45
EC
A
A
B
EC
50
40
EC
33
B
33
40
30
30
40
33
33
40
33
33
33
33
40
A
EC
40
EC
N
N
A
A
EC
40
-65
-65
-120
-105
-90
-120
-105
-90
Figure 8.7
Monthly and seasonal forecasts of United States weather for: (A) February 2007 (temperature made at
the end of January). (B) February 2007 (precipitation made at the end of January). (C) February, March, April
(temperature made at the end of January). (D) February, March, April (precipitation made at the end of January).
Predictions are made for four classes: normal (N), above normal (A), below normal (B), and equal chances for normal,
above and below normal (EC).
Source: Reproduced by courtesy of NOAA.
