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CPC Verifications

Forecast 199609-199611

 

Verification Type: categorical precipitation
Tool/Product: seasonal Sea Fcst Mdl Precip 3.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

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

contingency table
fcst
obs
0
1
0
1
10
16
30
56
0
0
0
0
10
17
30
57

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

% contingency table
fcst
obs
0
2
0
2
18
28
53
98
0
0
0
0
18
30
53
100

hitrate: 0.000 hitrate: 0.281
bias ratio (>1 overfcst):
-- 0.00 --
bias ratio (>1 overfcst):
0.10 3.29 0.00
Heidke skill score: -0.500 Heidke skill score: -0.079
true Heidke skill score: 0.000 true Heidke skill score: -0.022
Kuipers skill score: -0.500 Kuipers skill score: -0.079
true Kuipers skill score: nan true Kuipers skill score: -0.026
threat score:
0.000 0.000 0.000
threat score:
0.000 0.281 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
-0.016 -0.017 0.000
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.941 0.000
false alarm rate (FAR):
1.000 0.000 0.000
false alarm rate (FAR):
1.000 0.714 0.000
samples: 1 out of 57 samples: 57 out of 57
%coverage: 1.75 %coverage: 100.00