CPC Banner
 

CPC Verifications

Forecast 199509-199511

 

Verification Type: categorical precipitation
Tool/Product: seasonal Official Categorical Precip 7.5 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
11
10
9
30
11
10
9
30

contingency table
fcst
obs
0
0
0
0
22
20
33
75
11
10
9
30
33
30
42
105

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
37
33
30
100
37
33
30
100

% contingency table
fcst
obs
0
0
0
0
21
19
31
71
10
10
9
29
31
29
40
100

hitrate: 0.300 hitrate: 0.276
bias ratio (>1 overfcst):
0.00 0.00 3.33
bias ratio (>1 overfcst):
0.00 2.50 0.71
Heidke skill score: -0.050 Heidke skill score: -0.086
true Heidke skill score: 0.000 true Heidke skill score: -0.062
Kuipers skill score: -0.050 Kuipers skill score: -0.086
true Kuipers skill score: 0.000 true Kuipers skill score: -0.064
threat score:
0.000 0.000 0.300
threat score:
0.000 0.235 0.143
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.022 -0.059
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.667 0.214
false alarm rate (FAR):
0.000 0.000 0.700
false alarm rate (FAR):
0.000 0.733 0.700
samples: 30 out of 105 samples: 105 out of 105
%coverage: 28.57 %coverage: 100.00