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CPC Verifications

Forecast 199505-199507

 

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
7
16
22
45
2
3
7
12
0
0
0
0
9
19
29
57

contingency table
fcst
obs
7
16
22
45
2
3
7
12
0
0
0
0
9
19
29
57

% contingency table
fcst
obs
12
28
39
79
4
5
12
21
0
0
0
0
16
33
51
100

% contingency table
fcst
obs
12
28
39
79
4
5
12
21
0
0
0
0
16
33
51
100

hitrate: 0.175 hitrate: 0.175
bias ratio (>1 overfcst):
5.00 0.63 0.00
bias ratio (>1 overfcst):
5.00 0.63 0.00
Heidke skill score: -0.237 Heidke skill score: -0.237
true Heidke skill score: -0.024 true Heidke skill score: -0.024
Kuipers skill score: -0.237 Kuipers skill score: -0.237
true Kuipers skill score: -0.032 true Kuipers skill score: -0.032
threat score:
0.149 0.107 0.000
threat score:
0.149 0.107 0.000
equitable threat score:
-0.003 -0.042 0.000
equitable threat score:
-0.003 -0.042 0.000
probability of detection:
0.778 0.158 0.000
probability of detection:
0.778 0.158 0.000
false alarm rate (FAR):
0.844 0.750 0.000
false alarm rate (FAR):
0.844 0.750 0.000
samples: 57 out of 57 samples: 57 out of 57
%coverage: 100.00 %coverage: 100.00