CPC Banner
 

CPC Verifications

Forecast 199811-199901

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 9.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
0
0
0
0
0
0
0
3
5
8
16
3
5
8
16

contingency table
fcst
obs
0
0
0
0
30
36
23
89
3
5
8
16
33
41
31
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
19
31
50
100
19
31
50
100

% contingency table
fcst
obs
0
0
0
0
29
34
22
85
3
5
8
15
31
39
30
100

hitrate: 0.500 hitrate: 0.419
bias ratio (>1 overfcst):
0.00 0.00 2.00
bias ratio (>1 overfcst):
0.00 2.17 0.52
Heidke skill score: 0.250 Heidke skill score: 0.129
true Heidke skill score: 0.000 true Heidke skill score: 0.069
Kuipers skill score: 0.250 Kuipers skill score: 0.129
true Kuipers skill score: 0.000 true Kuipers skill score: 0.065
threat score:
0.000 0.000 0.500
threat score:
0.000 0.383 0.205
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.021 0.096
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.878 0.258
false alarm rate (FAR):
0.000 0.000 0.500
false alarm rate (FAR):
0.000 0.596 0.500
samples: 16 out of 105 samples: 105 out of 105
%coverage: 15.24 %coverage: 100.00