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CPC Verifications

Forecast 199506-199508

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 4.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
0
0
0
0
0
0
0
8
0
0
8
8
0
0
8

contingency table
fcst
obs
0
0
0
0
30
31
38
99
8
0
0
8
38
31
38
107

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
100
0
0
100
100
0
0
100

% contingency table
fcst
obs
0
0
0
0
28
29
36
93
7
0
0
7
36
29
36
100

hitrate: 0.000 hitrate: 0.290
bias ratio (>1 overfcst):
0.00 -- --
bias ratio (>1 overfcst):
0.00 3.19 0.21
Heidke skill score: -0.500 Heidke skill score: -0.065
true Heidke skill score: 0.000 true Heidke skill score: -0.007
Kuipers skill score: -0.500 Kuipers skill score: -0.065
true Kuipers skill score: nan true Kuipers skill score: -0.007
threat score:
0.000 0.000 0.000
threat score:
0.000 0.313 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.033 -0.066
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 1.000 0.000
false alarm rate (FAR):
0.000 0.000 1.000
false alarm rate (FAR):
0.000 0.687 1.000
samples: 8 out of 107 samples: 107 out of 107
%coverage: 7.48 %coverage: 100.00