TAF Amendment Response Time Results by Issuing Office
Scenario: NC_CRITERIA    Month: August    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 2146 1423 92 609 22 13 84% 1462
Edmonton 1673 1127 73 430 43 14 83% 1208
National 3819 2550 165 1039 65 13 83% 2670
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.