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CPC Verifications

Forecast 200004-200006

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 9.5 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
2
1
2
5
2
1
2
5

contingency table
fcst
obs
0
0
0
0
18
16
25
59
2
1
2
5
20
17
27
64

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
40
20
40
100
40
20
40
100

% contingency table
fcst
obs
0
0
0
0
28
25
39
92
3
2
3
8
31
27
42
100

hitrate: 0.400 hitrate: 0.281
bias ratio (>1 overfcst):
0.00 0.00 2.50
bias ratio (>1 overfcst):
0.00 3.47 0.19
Heidke skill score: 0.100 Heidke skill score: -0.078
true Heidke skill score: 0.000 true Heidke skill score: 0.005
Kuipers skill score: 0.100 Kuipers skill score: -0.078
true Kuipers skill score: 0.000 true Kuipers skill score: 0.005
threat score:
0.000 0.000 0.400
threat score:
0.000 0.267 0.067
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.007 -0.004
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.941 0.074
false alarm rate (FAR):
0.000 0.000 0.600
false alarm rate (FAR):
0.000 0.729 0.600
samples: 5 out of 64 samples: 64 out of 64
%coverage: 7.81 %coverage: 100.00