Average performance of TAFs by issuing office for NAV CANADA
        Forecast Type: BOTH   Issue Time: 0000-2359Z   Hours into TAF: 1-6    Month: August   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 56669 61261 93% 60426 64019 94% 2800 6351 44%
Edmonton 68229 72409 94% 70269 73783 95% 2235 5576 40%
National 124899 133670 93% 130695 137802 95% 5036 11927 42%