CPC Banner
 

CPC Verifications

Forecast 199811-199901

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 10.5 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
3
6
8
17
3
6
8
17

contingency table
fcst
obs
0
0
0
0
30
35
23
88
3
6
8
17
33
41
31
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
18
35
47
100
18
35
47
100

% contingency table
fcst
obs
0
0
0
0
29
33
22
84
3
6
8
16
31
39
30
100

hitrate: 0.471 hitrate: 0.410
bias ratio (>1 overfcst):
0.00 0.00 2.12
bias ratio (>1 overfcst):
0.00 2.15 0.55
Heidke skill score: 0.206 Heidke skill score: 0.114
true Heidke skill score: 0.000 true Heidke skill score: 0.055
Kuipers skill score: 0.206 Kuipers skill score: 0.114
true Kuipers skill score: 0.000 true Kuipers skill score: 0.052
threat score:
0.000 0.000 0.471
threat score:
0.000 0.372 0.200
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.011 0.085
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.854 0.258
false alarm rate (FAR):
0.000 0.000 0.529
false alarm rate (FAR):
0.000 0.602 0.529
samples: 17 out of 105 samples: 105 out of 105
%coverage: 16.19 %coverage: 100.00