CPC Banner
 

CPC Verifications

Forecast 199810-199812

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 4.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
0
0
0
0
1
1
2
0
1
1
2
0
2
2
4

contingency table
fcst
obs
0
0
0
0
14
20
21
55
0
1
1
2
14
21
22
57

% contingency table
fcst
obs
0
0
0
0
0
25
25
50
0
25
25
50
0
50
50
100

% contingency table
fcst
obs
0
0
0
0
25
35
37
96
0
2
2
4
25
37
39
100

hitrate: 0.500 hitrate: 0.368
bias ratio (>1 overfcst):
-- 1.00 1.00
bias ratio (>1 overfcst):
0.00 2.62 0.09
Heidke skill score: 0.250 Heidke skill score: 0.053
true Heidke skill score: 0.000 true Heidke skill score: -0.001
Kuipers skill score: 0.250 Kuipers skill score: 0.053
true Kuipers skill score: 0.000 true Kuipers skill score: -0.001
threat score:
0.000 0.333 0.333
threat score:
0.000 0.357 0.043
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.007 0.010
probability of detection:
0.000 0.500 0.500
probability of detection:
0.000 0.952 0.045
false alarm rate (FAR):
0.000 0.500 0.500
false alarm rate (FAR):
0.000 0.636 0.500
samples: 4 out of 57 samples: 57 out of 57
%coverage: 7.02 %coverage: 100.00