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CPC Verifications

Forecast 199603-199605

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 9.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
1
0
0
1
0
0
0
0
1
0
0
1
2
0
0
2

contingency table
fcst
obs
1
0
0
1
13
22
20
55
1
0
0
1
15
22
20
57

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

% contingency table
fcst
obs
2
0
0
2
23
39
35
96
2
0
0
2
26
39
35
100

hitrate: 0.500 hitrate: 0.404
bias ratio (>1 overfcst):
0.50 -- --
bias ratio (>1 overfcst):
0.07 2.50 0.05
Heidke skill score: 0.250 Heidke skill score: 0.105
true Heidke skill score: 0.000 true Heidke skill score: 0.033
Kuipers skill score: 0.250 Kuipers skill score: 0.105
true Kuipers skill score: nan true Kuipers skill score: 0.031
threat score:
0.500 0.000 0.000
threat score:
0.067 0.400 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.050 0.023 -0.017
probability of detection:
0.500 0.000 0.000
probability of detection:
0.067 1.000 0.000
false alarm rate (FAR):
0.000 0.000 1.000
false alarm rate (FAR):
0.000 0.600 1.000
samples: 2 out of 57 samples: 57 out of 57
%coverage: 3.51 %coverage: 100.00