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CPC Verifications

Forecast 199603-199605

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 11.5 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
2
1
0
3
2
1
0
3

contingency table
fcst
obs
0
0
0
0
34
35
33
102
2
1
0
3
36
36
33
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
67
33
0
100
67
33
0
100

% contingency table
fcst
obs
0
0
0
0
32
33
31
97
2
1
0
3
34
34
31
100

hitrate: 0.000 hitrate: 0.333
bias ratio (>1 overfcst):
0.00 0.00 --
bias ratio (>1 overfcst):
0.00 2.83 0.09
Heidke skill score: -0.500 Heidke skill score: 0.000
true Heidke skill score: 0.000 true Heidke skill score: -0.013
Kuipers skill score: -0.500 Kuipers skill score: 0.000
true Kuipers skill score: 0.000 true Kuipers skill score: -0.013
threat score:
0.000 0.000 0.000
threat score:
0.000 0.340 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.000 -0.027
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.972 0.000
false alarm rate (FAR):
0.000 0.000 1.000
false alarm rate (FAR):
0.000 0.657 1.000
samples: 3 out of 105 samples: 105 out of 105
%coverage: 2.86 %coverage: 100.00