TAF Amendment Response Time Results by Issuing Office
Scenario: NC_CRITERIA    Month: May    Year: 2017    Target: ≥ 90%
EC Weather Centre Location Number of observations not covered by current TAF Number responded to by an amended TAF Number responded to by next regular TAF Number where weather changed back to match TAF Number where weather and TAF remained inconsistent Average response time in minutes Percentage of TAF responses within 20 minutes Number of proactive amendments
Montreal 2121 1360 93 635 33 14 83% 1440
Edmonton 1774 1182 94 441 57 15 82% 1030
National 3895 2542 187 1076 90 14 82% 2470
Note: tThe Scenario indicates the amendment criteria that is used in calculating the amendment response time.   The scenario “NC_CRITERIA” uses all the MANAIR (Standards Document) amendment criteria defined in section 2.9 Amended TAFs with the exception of the 2500/6 ceiling and visibility threshold (when actual conditions are better than forecast), Obscurations, and Wind.