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CPC Verifications

Forecast 199903-199905

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 7.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

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

contingency table
fcst
obs
0
0
1
1
24
17
20
61
0
1
0
1
24
18
21
63

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

% contingency table
fcst
obs
0
0
2
2
38
27
32
97
0
2
0
2
38
29
33
100

hitrate: 0.000 hitrate: 0.270
bias ratio (>1 overfcst):
-- 0.00 1.00
bias ratio (>1 overfcst):
0.04 3.39 0.05
Heidke skill score: -0.500 Heidke skill score: -0.095
true Heidke skill score: -0.333 true Heidke skill score: -0.025
Kuipers skill score: -0.500 Kuipers skill score: -0.095
true Kuipers skill score: -0.500 true Kuipers skill score: -0.027
threat score:
0.000 0.000 0.000
threat score:
0.000 0.274 0.000
equitable threat score:
0.000 0.000 -0.333
equitable threat score:
-0.015 -0.010 -0.015
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.944 0.000
false alarm rate (FAR):
1.000 0.000 1.000
false alarm rate (FAR):
1.000 0.721 1.000
samples: 2 out of 63 samples: 63 out of 63
%coverage: 3.17 %coverage: 100.00