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CPC Verifications

Forecast 199505

 

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
1
3
2
6
1
3
2
6

contingency table
fcst
obs
0
0
0
0
23
28
51
102
1
3
2
6
24
31
53
108

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
17
50
33
100
17
50
33
100

% contingency table
fcst
obs
0
0
0
0
21
26
47
94
1
3
2
6
22
29
49
100

hitrate: 0.333 hitrate: 0.278
bias ratio (>1 overfcst):
0.00 0.00 3.00
bias ratio (>1 overfcst):
0.00 3.29 0.11
Heidke skill score: 0.000 Heidke skill score: -0.083
true Heidke skill score: 0.000 true Heidke skill score: -0.029
Kuipers skill score: 0.000 Kuipers skill score: -0.083
true Kuipers skill score: 0.000 true Kuipers skill score: -0.033
threat score:
0.000 0.000 0.333
threat score:
0.000 0.267 0.035
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.017 -0.017
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.903 0.038
false alarm rate (FAR):
0.000 0.000 0.667
false alarm rate (FAR):
0.000 0.725 0.667
samples: 6 out of 108 samples: 108 out of 108
%coverage: 5.56 %coverage: 100.00