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CPC Verifications

Forecast 200108

 

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
1
5
0
6
0
0
0
0
0
0
0
0
1
5
0
6

contingency table
fcst
obs
1
5
0
6
36
33
32
101
0
0
0
0
37
38
32
107

% contingency table
fcst
obs
17
83
0
100
0
0
0
0
0
0
0
0
17
83
0
100

% contingency table
fcst
obs
1
5
0
6
34
31
30
94
0
0
0
0
35
36
30
100

hitrate: 0.167 hitrate: 0.318
bias ratio (>1 overfcst):
6.00 0.00 --
bias ratio (>1 overfcst):
0.16 2.66 0.00
Heidke skill score: -0.250 Heidke skill score: -0.023
true Heidke skill score: 0.000 true Heidke skill score: -0.057
Kuipers skill score: -0.250 Kuipers skill score: -0.023
true Kuipers skill score: 0.000 true Kuipers skill score: -0.055
threat score:
0.167 0.000 0.000
threat score:
0.024 0.311 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
-0.027 -0.041 0.000
probability of detection:
1.000 0.000 0.000
probability of detection:
0.027 0.868 0.000
false alarm rate (FAR):
0.833 0.000 0.000
false alarm rate (FAR):
0.833 0.673 0.000
samples: 6 out of 107 samples: 107 out of 107
%coverage: 5.61 %coverage: 100.00