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CPC Verifications

Forecast 199806-199808

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical 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
0
0
0
0
0
0

contingency table
fcst
obs
0
0
0
0
26
35
43
104
0
0
0
0
26
35
43
104

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

% contingency table
fcst
obs
0
0
0
0
25
34
41
100
0
0
0
0
25
34
41
100

hitrate: nan hitrate: 0.337
bias ratio (>1 overfcst):
nan nan nan
bias ratio (>1 overfcst):
0.00 2.97 0.00
Heidke skill score: nan Heidke skill score: 0.005
true Heidke skill score: nan true Heidke skill score: 0.000
Kuipers skill score: nan Kuipers skill score: 0.005
true Kuipers skill score: nan true Kuipers skill score: 0.000
threat score:
0.000 0.000 0.000
threat score:
0.000 0.337 0.000
equitable threat score:
nan nan nan
equitable threat score:
0.000 0.000 0.000
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 0.000
false alarm rate (FAR):
0.000 0.663 0.000
samples: 0 out of 104 samples: 104 out of 104
%coverage: 0.00 %coverage: 100.00