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CPC Verifications

Forecast 199805-199807

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 3.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

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

contingency table
fcst
obs
0
1
1
2
13
16
26
55
0
0
0
0
13
17
27
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
2
2
4
23
28
46
96
0
0
0
0
23
30
47
100

hitrate: 0.000 hitrate: 0.281
bias ratio (>1 overfcst):
-- 0.00 0.00
bias ratio (>1 overfcst):
0.15 3.24 0.00
Heidke skill score: -0.500 Heidke skill score: -0.079
true Heidke skill score: 0.000 true Heidke skill score: -0.021
Kuipers skill score: -0.500 Kuipers skill score: -0.079
true Kuipers skill score: 0.000 true Kuipers skill score: -0.024
threat score:
0.000 0.000 0.000
threat score:
0.000 0.286 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
-0.031 -0.010 0.000
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.941 0.000
false alarm rate (FAR):
1.000 0.000 0.000
false alarm rate (FAR):
1.000 0.709 0.000
samples: 2 out of 57 samples: 57 out of 57
%coverage: 3.51 %coverage: 100.00