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CPC Verifications

Forecast 199601-199603

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip 1.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

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

contingency table
fcst
obs
0
0
1
1
15
19
21
55
1
0
0
1
16
19
22
57

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

% contingency table
fcst
obs
0
0
2
2
26
33
37
96
2
0
0
2
28
33
39
100

hitrate: 0.000 hitrate: 0.333
bias ratio (>1 overfcst):
1.00 -- 1.00
bias ratio (>1 overfcst):
0.06 2.89 0.05
Heidke skill score: -0.500 Heidke skill score: 0.000
true Heidke skill score: -1.000 true Heidke skill score: 0.000
Kuipers skill score: -0.500 Kuipers skill score: 0.000
true Kuipers skill score: -1.000 true Kuipers skill score: 0.000
threat score:
0.000 0.000 0.000
threat score:
0.000 0.345 0.000
equitable threat score:
-0.333 0.000 -0.333
equitable threat score:
-0.017 0.018 -0.017
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 1.000 0.000
false alarm rate (FAR):
1.000 0.000 1.000
false alarm rate (FAR):
1.000 0.655 1.000
samples: 2 out of 57 samples: 57 out of 57
%coverage: 3.51 %coverage: 100.00