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CPC Verifications

Forecast 199611

 

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
8
12
16
36
8
12
16
36

contingency table
fcst
obs
0
0
0
0
13
34
21
68
8
12
16
36
21
46
37
104

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
22
33
44
100
22
33
44
100

% contingency table
fcst
obs
0
0
0
0
13
33
20
65
8
12
15
35
20
44
36
100

hitrate: 0.444 hitrate: 0.481
bias ratio (>1 overfcst):
0.00 0.00 2.25
bias ratio (>1 overfcst):
0.00 1.48 0.97
Heidke skill score: 0.167 Heidke skill score: 0.221
true Heidke skill score: 0.000 true Heidke skill score: 0.116
Kuipers skill score: 0.167 Kuipers skill score: 0.221
true Kuipers skill score: 0.000 true Kuipers skill score: 0.107
threat score:
0.000 0.000 0.444
threat score:
0.000 0.425 0.281
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.079 0.072
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.739 0.432
false alarm rate (FAR):
0.000 0.000 0.556
false alarm rate (FAR):
0.000 0.500 0.556
samples: 36 out of 104 samples: 104 out of 104
%coverage: 34.62 %coverage: 100.00