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CPC Verifications

Forecast 200004

 

Verification Type: categorical precipitation
Tool/Product: monthly Official Categorical Precip
Region: conus
Averaging Period: 1 month

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
0
0
0
0
0
0
0
10
7
10
27
10
7
10
27

contingency table
fcst
obs
0
0
0
0
23
25
30
78
10
7
10
27
33
32
40
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
37
26
37
100
37
26
37
100

% contingency table
fcst
obs
0
0
0
0
22
24
29
74
10
7
10
26
31
30
38
100

hitrate: 0.370 hitrate: 0.333
bias ratio (>1 overfcst):
0.00 0.00 2.70
bias ratio (>1 overfcst):
0.00 2.44 0.68
Heidke skill score: 0.056 Heidke skill score: 0.000
true Heidke skill score: 0.000 true Heidke skill score: 0.013
Kuipers skill score: 0.056 Kuipers skill score: 0.000
true Kuipers skill score: 0.000 true Kuipers skill score: 0.014
threat score:
0.000 0.000 0.370
threat score:
0.000 0.294 0.175
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.020 -0.006
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.781 0.250
false alarm rate (FAR):
0.000 0.000 0.630
false alarm rate (FAR):
0.000 0.679 0.630
samples: 27 out of 105 samples: 105 out of 105
%coverage: 25.71 %coverage: 100.00