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CPC Verifications

Forecast 199509-199511

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip (all stn) 0.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
15
11
19
45
3
3
6
12
0
0
0
0
18
14
25
57

contingency table
fcst
obs
15
11
19
45
3
3
6
12
0
0
0
0
18
14
25
57

% contingency table
fcst
obs
26
19
33
79
5
5
11
21
0
0
0
0
32
25
44
100

% contingency table
fcst
obs
26
19
33
79
5
5
11
21
0
0
0
0
32
25
44
100

hitrate: 0.316 hitrate: 0.316
bias ratio (>1 overfcst):
2.50 0.86 0.00
bias ratio (>1 overfcst):
2.50 0.86 0.00
Heidke skill score: -0.026 Heidke skill score: -0.026
true Heidke skill score: 0.021 true Heidke skill score: 0.021
Kuipers skill score: -0.026 Kuipers skill score: -0.026
true Kuipers skill score: 0.023 true Kuipers skill score: 0.023
threat score:
0.312 0.130 0.000
threat score:
0.312 0.130 0.000
equitable threat score:
0.023 0.003 0.000
equitable threat score:
0.023 0.003 0.000
probability of detection:
0.833 0.214 0.000
probability of detection:
0.833 0.214 0.000
false alarm rate (FAR):
0.667 0.750 0.000
false alarm rate (FAR):
0.667 0.750 0.000
samples: 57 out of 57 samples: 57 out of 57
%coverage: 100.00 %coverage: 100.00