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CPC Verifications

Forecast 199610-199612

 

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
8
8
7
23
8
8
7
23

contingency table
fcst
obs
0
0
0
0
18
21
43
82
8
8
7
23
26
29
50
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
35
35
30
100
35
35
30
100

% contingency table
fcst
obs
0
0
0
0
17
20
41
78
8
8
7
22
25
28
48
100

hitrate: 0.304 hitrate: 0.267
bias ratio (>1 overfcst):
0.00 0.00 3.29
bias ratio (>1 overfcst):
0.00 2.83 0.46
Heidke skill score: -0.043 Heidke skill score: -0.100
true Heidke skill score: 0.000 true Heidke skill score: -0.078
Kuipers skill score: -0.043 Kuipers skill score: -0.100
true Kuipers skill score: 0.000 true Kuipers skill score: -0.084
threat score:
0.000 0.000 0.304
threat score:
0.000 0.233 0.106
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.024 -0.072
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.724 0.140
false alarm rate (FAR):
0.000 0.000 0.696
false alarm rate (FAR):
0.000 0.744 0.696
samples: 23 out of 105 samples: 105 out of 105
%coverage: 21.90 %coverage: 100.00