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CPC Verifications

Forecast 199906-199908

 

Verification Type: categorical precipitation
Tool/Product: seasonal Optimal Climate Normal Precip 5.5 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
0
0
2
2
0
0
2

contingency table
fcst
obs
0
0
0
0
14
23
24
61
2
0
0
2
16
23
24
63

% 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
22
37
38
97
3
0
0
3
25
37
38
100

hitrate: 0.000 hitrate: 0.365
bias ratio (>1 overfcst):
0.00 -- --
bias ratio (>1 overfcst):
0.00 2.65 0.08
Heidke skill score: -0.500 Heidke skill score: 0.048
true Heidke skill score: 0.000 true Heidke skill score: -0.001
Kuipers skill score: -0.500 Kuipers skill score: 0.048
true Kuipers skill score: nan true Kuipers skill score: -0.001
threat score:
0.000 0.000 0.000
threat score:
0.000 0.377 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.019 -0.030
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 0.623 1.000
samples: 2 out of 63 samples: 63 out of 63
%coverage: 3.17 %coverage: 100.00