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CPC Verifications

Forecast 199901-199903

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 9.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
2
0
1
3
0
0
0
0
0
0
0
0
2
0
1
3

contingency table
fcst
obs
2
0
1
3
16
19
19
54
0
0
0
0
18
19
20
57

% contingency table
fcst
obs
67
0
33
100
0
0
0
0
0
0
0
0
67
0
33
100

% contingency table
fcst
obs
4
0
2
5
28
33
33
95
0
0
0
0
32
33
35
100

hitrate: 0.667 hitrate: 0.368
bias ratio (>1 overfcst):
1.50 -- 0.00
bias ratio (>1 overfcst):
0.17 2.84 0.00
Heidke skill score: 0.500 Heidke skill score: 0.053
true Heidke skill score: 0.000 true Heidke skill score: 0.054
Kuipers skill score: 0.500 Kuipers skill score: 0.053
true Kuipers skill score: 0.000 true Kuipers skill score: 0.054
threat score:
0.667 0.000 0.000
threat score:
0.105 0.352 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.058 0.028 0.000
probability of detection:
1.000 0.000 0.000
probability of detection:
0.111 1.000 0.000
false alarm rate (FAR):
0.333 0.000 0.000
false alarm rate (FAR):
0.333 0.648 0.000
samples: 3 out of 57 samples: 57 out of 57
%coverage: 5.26 %coverage: 100.00