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CPC Verifications

Forecast 199606

 

Verification Type: categorical precipitation
Tool/Product: monthly Optimal Climate Normal Precip
Region: conus
Averaging Period: 1 month

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
0
1
1
0
0
0
0
2
6
0
8
2
6
1
9

contingency table
fcst
obs
0
0
1
1
15
20
13
48
2
6
0
8
17
26
14
57

% contingency table
fcst
obs
0
0
11
11
0
0
0
0
22
67
0
89
22
67
11
100

% contingency table
fcst
obs
0
0
2
2
26
35
23
84
4
11
0
14
30
46
25
100

hitrate: 0.000 hitrate: 0.351
bias ratio (>1 overfcst):
0.50 0.00 8.00
bias ratio (>1 overfcst):
0.06 1.85 0.57
Heidke skill score: -0.500 Heidke skill score: 0.026
true Heidke skill score: -0.141 true Heidke skill score: -0.127
Kuipers skill score: -0.500 Kuipers skill score: 0.026
true Kuipers skill score: -0.250 true Kuipers skill score: -0.114
threat score:
0.000 0.000 0.000
threat score:
0.000 0.370 0.000
equitable threat score:
-0.080 0.000 -0.110
equitable threat score:
-0.017 -0.059 -0.098
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.769 0.000
false alarm rate (FAR):
1.000 0.000 1.000
false alarm rate (FAR):
1.000 0.583 1.000
samples: 9 out of 57 samples: 57 out of 57
%coverage: 15.79 %coverage: 100.00