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CPC Verifications

Forecast 199506-199508

 

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
16
13
16
45
3
2
7
12
0
0
0
0
19
15
23
57

contingency table
fcst
obs
16
13
16
45
3
2
7
12
0
0
0
0
19
15
23
57

% contingency table
fcst
obs
28
23
28
79
5
4
12
21
0
0
0
0
33
26
40
100

% contingency table
fcst
obs
28
23
28
79
5
4
12
21
0
0
0
0
33
26
40
100

hitrate: 0.316 hitrate: 0.316
bias ratio (>1 overfcst):
2.37 0.80 0.00
bias ratio (>1 overfcst):
2.37 0.80 0.00
Heidke skill score: -0.026 Heidke skill score: -0.026
true Heidke skill score: -0.004 true Heidke skill score: -0.004
Kuipers skill score: -0.026 Kuipers skill score: -0.026
true Kuipers skill score: -0.004 true Kuipers skill score: -0.004
threat score:
0.333 0.080 0.000
threat score:
0.333 0.080 0.000
equitable threat score:
0.030 -0.053 0.000
equitable threat score:
0.030 -0.053 0.000
probability of detection:
0.842 0.133 0.000
probability of detection:
0.842 0.133 0.000
false alarm rate (FAR):
0.644 0.833 0.000
false alarm rate (FAR):
0.644 0.833 0.000
samples: 57 out of 57 samples: 57 out of 57
%coverage: 100.00 %coverage: 100.00