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CPC Verifications

Forecast 199803-199805

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip 3.5 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
1
0
0
1
1
0
0
1

contingency table
fcst
obs
0
0
0
0
17
34
53
104
1
0
0
1
18
34
53
105

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

% contingency table
fcst
obs
0
0
0
0
16
32
50
99
1
0
0
1
17
32
50
100

hitrate: 0.000 hitrate: 0.324
bias ratio (>1 overfcst):
0.00 -- --
bias ratio (>1 overfcst):
0.00 3.06 0.02
Heidke skill score: -0.500 Heidke skill score: -0.014
true Heidke skill score: 0.000 true Heidke skill score: -0.003
Kuipers skill score: -0.500 Kuipers skill score: -0.014
true Kuipers skill score: nan true Kuipers skill score: -0.003
threat score:
0.000 0.000 0.000
threat score:
0.000 0.327 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.005 -0.009
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 1.000
false alarm rate (FAR):
0.000 0.673 1.000
samples: 1 out of 105 samples: 105 out of 105
%coverage: 0.95 %coverage: 100.00