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CPC Verifications

Forecast 199602-199604

 

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
9
3
0
12
9
3
0
12

contingency table
fcst
obs
0
0
0
0
30
33
30
93
9
3
0
12
39
36
30
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
75
25
0
100
75
25
0
100

% contingency table
fcst
obs
0
0
0
0
29
31
29
89
9
3
0
11
37
34
29
100

hitrate: 0.000 hitrate: 0.314
bias ratio (>1 overfcst):
0.00 0.00 --
bias ratio (>1 overfcst):
0.00 2.58 0.40
Heidke skill score: -0.500 Heidke skill score: -0.029
true Heidke skill score: 0.000 true Heidke skill score: -0.033
Kuipers skill score: -0.500 Kuipers skill score: -0.029
true Kuipers skill score: 0.000 true Kuipers skill score: -0.033
threat score:
0.000 0.000 0.000
threat score:
0.000 0.344 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.017 -0.089
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.917 0.000
false alarm rate (FAR):
0.000 0.000 1.000
false alarm rate (FAR):
0.000 0.645 1.000
samples: 12 out of 105 samples: 105 out of 105
%coverage: 11.43 %coverage: 100.00