Average performance of TAFs by issuing office for NAV CANADA
            Forecast Type: BOTH   Issue Time: 0000-2359Z   Hours into TAF: 1-6   Months: Dec.   Year(s): 2013   
  VFR Category Above IFR Alternate Category Below IFR Alternate Category
EC Weather Centre Location Correct Forecasts (hours) Total Forecasts (hours) VFR Reliability Index Correct Forecasts (hours) Total Forecasts (hours) Alternate Reliability Index False Alarms (hours) Total Forecasts (hours) Below Alternate False Alarm Ratio
Montreal 47996 54766 88% 56121 61246 92% 4711 10980 43%
Edmonton 65155 73840 88% 69624 76725 91% 4943 9945 50%
National 113151 128606 88% 125745 137971 91% 9654 20925 46%