CPC Banner
 

CPC Verifications

Forecast 199705-199707

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip 3.5 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
1
0
2
3
1
0
2
3

contingency table
fcst
obs
0
0
0
0
16
18
20
54
1
0
2
3
17
18
22
57

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

% contingency table
fcst
obs
0
0
0
0
28
32
35
95
2
0
4
5
30
32
39
100

hitrate: 0.667 hitrate: 0.351
bias ratio (>1 overfcst):
0.00 -- 1.50
bias ratio (>1 overfcst):
0.00 3.00 0.14
Heidke skill score: 0.500 Heidke skill score: 0.026
true Heidke skill score: 0.000 true Heidke skill score: 0.046
Kuipers skill score: 0.500 Kuipers skill score: 0.026
true Kuipers skill score: 0.000 true Kuipers skill score: 0.047
threat score:
0.000 0.000 0.667
threat score:
0.000 0.333 0.087
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.026 0.039
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 1.000 0.091
false alarm rate (FAR):
0.000 0.000 0.333
false alarm rate (FAR):
0.000 0.667 0.333
samples: 3 out of 57 samples: 57 out of 57
%coverage: 5.26 %coverage: 100.00