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CPC Verifications

Forecast 199708-199710

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip 2.5 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
0
0
2
2
0
0
2
2

contingency table
fcst
obs
0
0
0
0
14
23
18
55
0
0
2
2
14
23
20
57

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

% contingency table
fcst
obs
0
0
0
0
25
40
32
96
0
0
4
4
25
40
35
100

hitrate: 1.000 hitrate: 0.439
bias ratio (>1 overfcst):
-- -- 1.00
bias ratio (>1 overfcst):
0.00 2.39 0.10
Heidke skill score: 1.000 Heidke skill score: 0.158
true Heidke skill score: nan true Heidke skill score: 0.062
Kuipers skill score: 1.000 Kuipers skill score: 0.158
true Kuipers skill score: nan true Kuipers skill score: 0.056
threat score:
0.000 0.000 1.000
threat score:
0.000 0.418 0.100
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.025 0.067
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 1.000 0.100
false alarm rate (FAR):
0.000 0.000 0.000
false alarm rate (FAR):
0.000 0.582 0.000
samples: 2 out of 57 samples: 57 out of 57
%coverage: 3.51 %coverage: 100.00