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CPC Verifications

Forecast 199608-199610

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip 2.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
1
1
2
0
0
0
0
0
0
0
0
0
1
1
2

contingency table
fcst
obs
0
1
1
2
11
20
24
55
0
0
0
0
11
21
25
57

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

% contingency table
fcst
obs
0
2
2
4
19
35
42
96
0
0
0
0
19
37
44
100

hitrate: 0.000 hitrate: 0.351
bias ratio (>1 overfcst):
-- 0.00 0.00
bias ratio (>1 overfcst):
0.18 2.62 0.00
Heidke skill score: -0.500 Heidke skill score: 0.026
true Heidke skill score: 0.000 true Heidke skill score: -0.018
Kuipers skill score: -0.500 Kuipers skill score: 0.026
true Kuipers skill score: 0.000 true Kuipers skill score: -0.018
threat score:
0.000 0.000 0.000
threat score:
0.000 0.357 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
-0.031 -0.007 0.000
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.952 0.000
false alarm rate (FAR):
1.000 0.000 0.000
false alarm rate (FAR):
1.000 0.636 0.000
samples: 2 out of 57 samples: 57 out of 57
%coverage: 3.51 %coverage: 100.00