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CPC Verifications

Forecast 199602-199604

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 5.5 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
3
0
6
3
3
0
6

contingency table
fcst
obs
0
0
0
0
36
33
30
99
3
3
0
6
39
36
30
105

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

% contingency table
fcst
obs
0
0
0
0
34
31
29
94
3
3
0
6
37
34
29
100

hitrate: 0.000 hitrate: 0.314
bias ratio (>1 overfcst):
0.00 0.00 --
bias ratio (>1 overfcst):
0.00 2.75 0.20
Heidke skill score: -0.500 Heidke skill score: -0.029
true Heidke skill score: 0.000 true Heidke skill score: -0.038
Kuipers skill score: -0.500 Kuipers skill score: -0.029
true Kuipers skill score: 0.000 true Kuipers skill score: -0.038
threat score:
0.000 0.000 0.000
threat score:
0.000 0.324 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.014 -0.050
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 0.667 1.000
samples: 6 out of 105 samples: 105 out of 105
%coverage: 5.71 %coverage: 100.00