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CPC Verifications

Forecast 199703

 

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
0
0
0
0
0
0
3
2
1
6
3
2
1
6

contingency table
fcst
obs
0
0
0
0
25
13
13
51
3
2
1
6
28
15
14
57

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
50
33
17
100
50
33
17
100

% contingency table
fcst
obs
0
0
0
0
44
23
23
89
5
4
2
11
49
26
25
100

hitrate: 0.167 hitrate: 0.246
bias ratio (>1 overfcst):
0.00 0.00 6.00
bias ratio (>1 overfcst):
0.00 3.40 0.43
Heidke skill score: -0.250 Heidke skill score: -0.132
true Heidke skill score: 0.000 true Heidke skill score: -0.021
Kuipers skill score: -0.250 Kuipers skill score: -0.132
true Kuipers skill score: 0.000 true Kuipers skill score: -0.025
threat score:
0.000 0.000 0.167
threat score:
0.000 0.245 0.053
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.011 -0.027
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.867 0.071
false alarm rate (FAR):
0.000 0.000 0.833
false alarm rate (FAR):
0.000 0.745 0.833
samples: 6 out of 57 samples: 57 out of 57
%coverage: 10.53 %coverage: 100.00