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CPC Verifications

Forecast 199608

 

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
1
0
1
0
0
0
0
2
5
1
8
2
6
1
9

contingency table
fcst
obs
0
1
0
1
21
11
16
48
2
5
1
8
23
17
17
57

% contingency table
fcst
obs
0
11
0
11
0
0
0
0
22
56
11
89
22
67
11
100

% contingency table
fcst
obs
0
2
0
2
37
19
28
84
4
9
2
14
40
30
30
100

hitrate: 0.111 hitrate: 0.211
bias ratio (>1 overfcst):
0.50 0.00 8.00
bias ratio (>1 overfcst):
0.04 2.82 0.47
Heidke skill score: -0.333 Heidke skill score: -0.184
true Heidke skill score: -0.014 true Heidke skill score: -0.128
Kuipers skill score: -0.333 Kuipers skill score: -0.184
true Kuipers skill score: -0.025 true Kuipers skill score: -0.136
threat score:
0.000 0.000 0.125
threat score:
0.000 0.204 0.042
equitable threat score:
-0.080 0.000 0.016
equitable threat score:
-0.017 -0.084 -0.064
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.647 0.059
false alarm rate (FAR):
1.000 0.000 0.875
false alarm rate (FAR):
1.000 0.771 0.875
samples: 9 out of 57 samples: 57 out of 57
%coverage: 15.79 %coverage: 100.00