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CPC Verifications

Forecast 200002

 

Verification Type: categorical precipitation
Tool/Product: monthly Official Categorical Precip
Region: conus
Averaging Period: 1 month

cat 4 ignored
cat 4 used

contingency table
fcst
obs
18
5
10
33
0
0
0
0
9
15
19
43
27
20
29
76

contingency table
fcst
obs
18
5
10
33
12
6
12
30
9
15
19
43
39
26
41
106

% contingency table
fcst
obs
24
7
13
43
0
0
0
0
12
20
25
57
36
26
38
100

% contingency table
fcst
obs
17
5
9
31
11
6
11
28
8
14
18
41
37
25
39
100

hitrate: 0.487 hitrate: 0.406
bias ratio (>1 overfcst):
1.22 0.00 1.48
bias ratio (>1 overfcst):
0.85 1.15 1.05
Heidke skill score: 0.230 Heidke skill score: 0.108
true Heidke skill score: 0.185 true Heidke skill score: 0.098
Kuipers skill score: 0.230 Kuipers skill score: 0.108
true Kuipers skill score: 0.177 true Kuipers skill score: 0.099
threat score:
0.429 0.000 0.358
threat score:
0.333 0.120 0.292
equitable threat score:
0.207 0.000 0.071
equitable threat score:
0.140 -0.032 0.049
probability of detection:
0.667 0.000 0.655
probability of detection:
0.462 0.231 0.463
false alarm rate (FAR):
0.455 0.000 0.558
false alarm rate (FAR):
0.455 0.800 0.558
samples: 76 out of 106 samples: 106 out of 106
%coverage: 71.70 %coverage: 100.00