Average performance of TAFs by issuing office for NAV CANADA
        Forecast Type: BOTH   Issue Time: 0000-2359Z   Hours into TAF: 1-6    Month: September   Year: 2017   
  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 52525 57395 92% 56600 60670 93% 3163 7729 41%
Edmonton 66073 71273 93% 69163 73521 94% 2925 6407 46%
National 118598 128668 92% 125763 134191 94% 6088 14136 43%