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CPC Verifications

Forecast 199603-199605

 

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
2
2
4
0
0
0
0
0
0
0
0
0
2
2
4

contingency table
fcst
obs
0
2
2
4
15
20
18
53
0
0
0
0
15
22
20
57

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

% contingency table
fcst
obs
0
4
4
7
26
35
32
93
0
0
0
0
26
39
35
100

hitrate: 0.000 hitrate: 0.351
bias ratio (>1 overfcst):
-- 0.00 0.00
bias ratio (>1 overfcst):
0.27 2.41 0.00
Heidke skill score: -0.500 Heidke skill score: 0.026
true Heidke skill score: 0.000 true Heidke skill score: -0.043
Kuipers skill score: -0.500 Kuipers skill score: 0.026
true Kuipers skill score: 0.000 true Kuipers skill score: -0.040
threat score:
0.000 0.000 0.000
threat score:
0.000 0.364 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
-0.059 -0.013 0.000
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.909 0.000
false alarm rate (FAR):
1.000 0.000 0.000
false alarm rate (FAR):
1.000 0.623 0.000
samples: 4 out of 57 samples: 57 out of 57
%coverage: 7.02 %coverage: 100.00