CPC Banner
 

CPC Verifications

Forecast 199708-199710

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 4.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
1
1
0
2
0
0
0
0
0
0
0
0
1
1
0
2

contingency table
fcst
obs
1
1
0
2
13
22
20
55
0
0
0
0
14
23
20
57

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

% contingency table
fcst
obs
2
2
0
4
23
39
35
96
0
0
0
0
25
40
35
100

hitrate: 0.500 hitrate: 0.404
bias ratio (>1 overfcst):
2.00 0.00 --
bias ratio (>1 overfcst):
0.14 2.39 0.00
Heidke skill score: 0.250 Heidke skill score: 0.105
true Heidke skill score: 0.000 true Heidke skill score: 0.009
Kuipers skill score: 0.250 Kuipers skill score: 0.105
true Kuipers skill score: 0.000 true Kuipers skill score: 0.008
threat score:
0.500 0.000 0.000
threat score:
0.067 0.393 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.035 -0.006 0.000
probability of detection:
1.000 0.000 0.000
probability of detection:
0.071 0.957 0.000
false alarm rate (FAR):
0.500 0.000 0.000
false alarm rate (FAR):
0.500 0.600 0.000
samples: 2 out of 57 samples: 57 out of 57
%coverage: 3.51 %coverage: 100.00