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CPC Verifications

Forecast 199805

 

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
6
3
14
23
6
3
14
23

contingency table
fcst
obs
0
0
0
0
29
31
22
82
6
3
14
23
35
34
36
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
26
13
61
100
26
13
61
100

% contingency table
fcst
obs
0
0
0
0
28
30
21
78
6
3
13
22
33
32
34
100

hitrate: 0.609 hitrate: 0.429
bias ratio (>1 overfcst):
0.00 0.00 1.64
bias ratio (>1 overfcst):
0.00 2.41 0.64
Heidke skill score: 0.413 Heidke skill score: 0.143
true Heidke skill score: 0.000 true Heidke skill score: 0.150
Kuipers skill score: 0.413 Kuipers skill score: 0.143
true Kuipers skill score: 0.000 true Kuipers skill score: 0.151
threat score:
0.000 0.000 0.609
threat score:
0.000 0.365 0.311
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.076 0.165
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.912 0.389
false alarm rate (FAR):
0.000 0.000 0.391
false alarm rate (FAR):
0.000 0.622 0.391
samples: 23 out of 105 samples: 105 out of 105
%coverage: 21.90 %coverage: 100.00