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CPC Verifications

Forecast 199602-199604

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 10.5 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
13
7
0
20
13
7
0
20

contingency table
fcst
obs
0
0
0
0
26
29
30
85
13
7
0
20
39
36
30
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
65
35
0
100
65
35
0
100

% contingency table
fcst
obs
0
0
0
0
25
28
29
81
12
7
0
19
37
34
29
100

hitrate: 0.000 hitrate: 0.276
bias ratio (>1 overfcst):
0.00 0.00 --
bias ratio (>1 overfcst):
0.00 2.36 0.67
Heidke skill score: -0.500 Heidke skill score: -0.086
true Heidke skill score: 0.000 true Heidke skill score: -0.084
Kuipers skill score: -0.500 Kuipers skill score: -0.086
true Kuipers skill score: 0.000 true Kuipers skill score: -0.084
threat score:
0.000 0.000 0.000
threat score:
0.000 0.315 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.002 -0.129
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.806 0.000
false alarm rate (FAR):
0.000 0.000 1.000
false alarm rate (FAR):
0.000 0.659 1.000
samples: 20 out of 105 samples: 105 out of 105
%coverage: 19.05 %coverage: 100.00