CPC Banner
 

CPC Verifications

Forecast 200004-200006

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 11.5 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
0
1
1
2
0
1
1
2

contingency table
fcst
obs
0
0
0
0
20
16
26
62
0
1
1
2
20
17
27
64

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

% contingency table
fcst
obs
0
0
0
0
31
25
41
97
0
2
2
3
31
27
42
100

hitrate: 0.500 hitrate: 0.266
bias ratio (>1 overfcst):
-- 0.00 2.00
bias ratio (>1 overfcst):
0.00 3.65 0.07
Heidke skill score: 0.250 Heidke skill score: -0.102
true Heidke skill score: 0.000 true Heidke skill score: -0.007
Kuipers skill score: 0.250 Kuipers skill score: -0.102
true Kuipers skill score: 0.000 true Kuipers skill score: -0.007
threat score:
0.000 0.000 0.500
threat score:
0.000 0.254 0.036
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.010 0.006
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.941 0.037
false alarm rate (FAR):
0.000 0.000 0.500
false alarm rate (FAR):
0.000 0.742 0.500
samples: 2 out of 64 samples: 64 out of 64
%coverage: 3.12 %coverage: 100.00