TAF Amendment Response Time Results by Issuing Office
Scenario: NC_CRITERIA    Month: January    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 3625 2366 189 997 73 16 80% 1525
Edmonton 2870 1898 173 736 63 15 81% 1121
National 6495 4264 362 1733 136 15 81% 2646
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.