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CPC Verifications

Forecast 199505-199507

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 2.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
1
8
9
0
0
0
0
0
0
0
0
0
1
8
9

contingency table
fcst
obs
0
1
8
9
24
32
42
98
0
0
0
0
24
33
50
107

% contingency table
fcst
obs
0
11
89
100
0
0
0
0
0
0
0
0
0
11
89
100

% contingency table
fcst
obs
0
1
7
8
22
30
39
92
0
0
0
0
22
31
47
100

hitrate: 0.000 hitrate: 0.299
bias ratio (>1 overfcst):
-- 0.00 0.00
bias ratio (>1 overfcst):
0.38 2.97 0.00
Heidke skill score: -0.500 Heidke skill score: -0.051
true Heidke skill score: 0.000 true Heidke skill score: -0.003
Kuipers skill score: -0.500 Kuipers skill score: -0.051
true Kuipers skill score: 0.000 true Kuipers skill score: -0.004
threat score:
0.000 0.000 0.000
threat score:
0.000 0.323 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
-0.065 0.026 0.000
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.970 0.000
false alarm rate (FAR):
1.000 0.000 0.000
false alarm rate (FAR):
1.000 0.673 0.000
samples: 9 out of 107 samples: 107 out of 107
%coverage: 8.41 %coverage: 100.00