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CPC Verifications

Forecast 199602-199604

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip 0.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

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

contingency table
fcst
obs
0
0
1
1
20
18
18
56
0
0
0
0
20
18
19
57

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

% contingency table
fcst
obs
0
0
2
2
35
32
32
98
0
0
0
0
35
32
33
100

hitrate: 0.500 hitrate: 0.316
bias ratio (>1 overfcst):
-- 1.00 0.00
bias ratio (>1 overfcst):
0.05 3.11 0.00
Heidke skill score: 0.250 Heidke skill score: -0.026
true Heidke skill score: 0.333 true Heidke skill score: -0.001
Kuipers skill score: 0.250 Kuipers skill score: -0.026
true Kuipers skill score: 0.500 true Kuipers skill score: -0.001
threat score:
0.000 1.000 0.000
threat score:
0.000 0.321 0.000
equitable threat score:
0.000 1.000 0.000
equitable threat score:
-0.017 0.008 0.000
probability of detection:
0.000 1.000 0.000
probability of detection:
0.000 1.000 0.000
false alarm rate (FAR):
1.000 0.000 0.000
false alarm rate (FAR):
1.000 0.679 0.000
samples: 2 out of 57 samples: 57 out of 57
%coverage: 3.51 %coverage: 100.00