| TAF Amendment Response Time | ||||||||
| Scenariot: NC_CRITERIA Month: September Year: 2016 Target: ≥ 90% | ||||||||
| Canadian Meteorological Aviation Centre/East (Montreal) | ||||||||
| Station | 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 |
| Baie Comeau | 18 | 12 | 1 | 5 | 0 | 14 | 72% | 18 |
| Bathurst | 15 | 12 | 1 | 2 | 0 | 12 | 87% | 19 |
| Big Trout Lake | 30 | 17 | 0 | 13 | 0 | 11 | 97% | 29 |
| Blanc Sablon | 29 | 28 | 0 | 1 | 0 | 14 | 83% | 12 |
| Buttonville | 16 | 11 | 1 | 4 | 0 | 10 | 94% | 13 |
| Cartwright | 17 | 15 | 0 | 0 | 2 | 12 | 87% | 9 |
| Chapleau | 6 | 6 | 0 | 0 | 0 | 12 | 83% | 8 |
| Charlottetown | 23 | 19 | 2 | 2 | 0 | 12 | 83% | 23 |
| Chibougamau-Chapais | 14 | 11 | 0 | 3 | 0 | 23 | 71% | 8 |
| Churchill Falls | 48 | 19 | 1 | 28 | 0 | 10 | 85% | 24 |
| Deer Lake | 22 | 18 | 1 | 3 | 0 | 18 | 68% | 16 |
| Dorval | 5 | 2 | 0 | 3 | 0 | 12 | 100% | 9 |
| Dryden | 63 | 24 | 2 | 37 | 0 | 11 | 89% | 27 |
| Earlton | 13 | 7 | 0 | 6 | 0 | 14 | 85% | 8 |
| Fredericton | 25 | 18 | 3 | 4 | 0 | 12 | 96% | 18 |
| Gander | 56 | 45 | 5 | 5 | 1 | 12 | 93% | 22 |
| Gaspé | 11 | 9 | 0 | 2 | 0 | 14 | 91% | 18 |
| Gatineau | 7 | 7 | 0 | 0 | 0 | 11 | 71% | 0 |
| Geraldton | 31 | 28 | 2 | 1 | 0 | 13 | 97% | 27 |
| Gore Bay | 9 | 5 | 0 | 4 | 0 | 11 | 89% | 9 |
| Halifax | 41 | 34 | 5 | 2 | 0 | 13 | 83% | 21 |
| Hamilton | 17 | 13 | 1 | 3 | 0 | 13 | 82% | 14 |
| Havre St Pierre | 24 | 17 | 0 | 7 | 0 | 13 | 88% | 18 |
| Îles de la Madeleine | 18 | 12 | 1 | 5 | 0 | 16 | 78% | 11 |
| Inukjuak | 46 | 22 | 2 | 19 | 3 | 17 | 72% | 23 |
| Ivujivik | 7 | 6 | 0 | 0 | 1 | 9 | 100% | 15 |
| Kapuskasing | 17 | 15 | 0 | 2 | 0 | 17 | 88% | 12 |
| Kenora | 28 | 24 | 3 | 1 | 0 | 13 | 93% | 30 |
| Kingston | 5 | 4 | 0 | 1 | 0 | 11 | 80% | 8 |
| Kuujjuaq | 27 | 21 | 2 | 4 | 0 | 17 | 81% | 7 |
| Kuujjuarapik | 36 | 16 | 3 | 16 | 1 | 15 | 86% | 13 |
| La Grande IV | 16 | 4 | 0 | 12 | 0 | 9 | 94% | 8 |
| La Grande Rivière | 37 | 33 | 1 | 2 | 1 | 14 | 81% | 8 |
| London | 24 | 13 | 1 | 10 | 0 | 12 | 88% | 15 |
| Marathon | 11 | 10 | 0 | 1 | 0 | 13 | 100% | 6 |
| Mary's Harbour | 43 | 20 | 1 | 21 | 1 | 17 | 71% | 13 |
| Mirabel | 18 | 15 | 3 | 0 | 0 | 20 | 67% | 9 |
| Moncton | 24 | 18 | 0 | 6 | 0 | 14 | 75% | 21 |
| Mont-Joli | 19 | 15 | 2 | 2 | 0 | 15 | 79% | 15 |
| Moosonee | 16 | 4 | 1 | 10 | 1 | 14 | 73% | 14 |
| Muskoka | 23 | 8 | 0 | 14 | 1 | 9 | 86% | 6 |
| Nain | 14 | 10 | 2 | 1 | 1 | 19 | 69% | 6 |
| Natashquan | 26 | 14 | 3 | 9 | 0 | 17 | 88% | 14 |
| North Bay | 33 | 23 | 2 | 7 | 1 | 17 | 75% | 16 |
| Ottawa | 17 | 14 | 3 | 0 | 0 | 12 | 82% | 8 |
| Peterborough | 21 | 9 | 0 | 11 | 1 | 10 | 95% | 11 |
| Pickle Lake | 9 | 6 | 0 | 2 | 1 | 17 | 75% | 6 |
| Puvirnituq | 53 | 25 | 2 | 26 | 0 | 14 | 83% | 19 |
| Quaqtaq | 1 | 1 | 0 | 0 | 0 | 10 | 100% | 3 |
| Quebec City | 24 | 18 | 0 | 6 | 0 | 17 | 88% | 9 |
| Red Lake | 20 | 18 | 0 | 1 | 1 | 12 | 89% | 6 |
| Roberval | 14 | 11 | 0 | 2 | 1 | 19 | 77% | 7 |
| Sable Island | 15 | 11 | 0 | 4 | 0 | 16 | 80% | 5 |
| Saint John | 48 | 38 | 2 | 8 | 0 | 17 | 83% | 26 |
| Sarnia | 34 | 3 | 0 | 31 | 0 | 12 | 91% | 11 |
| Sault Ste Marie | 22 | 16 | 1 | 5 | 0 | 13 | 82% | 24 |
| Schefferville | 56 | 22 | 1 | 33 | 0 | 10 | 89% | 23 |
| Sept-Îles | 20 | 19 | 0 | 1 | 0 | 12 | 90% | 10 |
| Sherbrooke | 24 | 14 | 0 | 10 | 0 | 8 | 92% | 7 |
| Sioux Lookout | 25 | 22 | 0 | 3 | 0 | 13 | 88% | 16 |
| St Anthony | 58 | 33 | 3 | 21 | 1 | 14 | 81% | 20 |
| St Catharines | 5 | 3 | 0 | 2 | 0 | 22 | 60% | 6 |
| St Hubert | 47 | 6 | 4 | 37 | 0 | 11 | 85% | 15 |
| St John's | 43 | 39 | 2 | 2 | 0 | 11 | 93% | 22 |
| Stephenville | 36 | 31 | 0 | 5 | 0 | 14 | 81% | 19 |
| Sudbury | 23 | 22 | 0 | 0 | 1 | 14 | 91% | 17 |
| Sydney | 30 | 25 | 2 | 1 | 2 | 25 | 68% | 12 |
| Tasiujaq | 7 | 7 | 0 | 0 | 0 | 11 | 100% | 8 |
| Thunder Bay | 15 | 10 | 2 | 2 | 1 | 11 | 93% | 19 |
| Timmins | 24 | 22 | 1 | 1 | 0 | 19 | 79% | 14 |
| Toronto City Centre | 40 | 9 | 1 | 30 | 0 | 10 | 92% | 12 |
| Toronto LBPI | 8 | 7 | 0 | 1 | 0 | 9 | 88% | 9 |
| Trois rivieres | 29 | 16 | 3 | 10 | 0 | 11 | 93% | 8 |
| Val-d'Or | 34 | 23 | 1 | 10 | 0 | 16 | 76% | 13 |
| Wabush | 43 | 23 | 5 | 14 | 1 | 15 | 81% | 20 |
| Waskaganish | 3 | 3 | 0 | 0 | 0 | 7 | 100% | 0 |
| Waterloo/Wellington | 40 | 14 | 1 | 25 | 0 | 14 | 82% | 10 |
| Wawa | 5 | 4 | 0 | 1 | 0 | 10 | 100% | 8 |
| Wiarton | 22 | 18 | 0 | 3 | 1 | 16 | 71% | 6 |
| Windsor | 18 | 16 | 1 | 1 | 0 | 11 | 83% | 11 |
| Yarmouth | 39 | 32 | 1 | 6 | 0 | 19 | 82% | 11 |
| Canadian Meteorological Aviation Centre/West (Edmonton) | ||||||||
| Station | 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 |
| Abbotsford | 16 | 11 | 1 | 4 | 0 | 9 | 100% | 9 |
| Arctic Bay | 4 | 3 | 0 | 1 | 0 | 22 | 75% | 3 |
| Arviat | 26 | 20 | 0 | 5 | 1 | 14 | 84% | 9 |
| Baker Lake | 29 | 20 | 1 | 7 | 1 | 13 | 89% | 16 |
| Bella Bella | 47 | 19 | 2 | 25 | 1 | 14 | 87% | 11 |
| Brandon | 13 | 11 | 1 | 1 | 0 | 12 | 92% | 9 |
| Buffalo Narrows | 10 | 8 | 0 | 2 | 0 | 13 | 80% | 6 |
| Burwash | 6 | 3 | 1 | 2 | 0 | 12 | 83% | 3 |
| Calgary Intl | 14 | 12 | 1 | 1 | 0 | 6 | 100% | 10 |
| Cambridge Bay | 22 | 18 | 1 | 2 | 1 | 22 | 67% | 12 |
| Campbell River | 21 | 20 | 0 | 1 | 0 | 14 | 86% | 2 |
| Cape Dorset | 41 | 27 | 2 | 11 | 1 | 15 | 78% | 33 |
| Castlegar | 4 | 3 | 0 | 1 | 0 | 17 | 50% | 5 |
| Churchill | 26 | 20 | 3 | 2 | 1 | 17 | 84% | 17 |
| Clyde River | 34 | 18 | 4 | 11 | 1 | 17 | 73% | 15 |
| Coral Harbour | 31 | 22 | 4 | 5 | 0 | 21 | 74% | 23 |
| Cranbrook | 4 | 4 | 0 | 0 | 0 | 8 | 100% | 6 |
| Deline | 10 | 5 | 1 | 4 | 0 | 22 | 60% | 3 |
| Dauphin | 22 | 5 | 1 | 16 | 0 | 18 | 73% | 12 |
| Dawson City | 3 | 3 | 0 | 0 | 0 | 10 | 100% | 1 |
| Dawson Creek | 11 | 5 | 0 | 6 | 0 | 9 | 100% | 2 |
| Dease Lake | 11 | 5 | 0 | 6 | 0 | 14 | 91% | 4 |
| Edmonton Intl | 14 | 11 | 1 | 2 | 0 | 13 | 86% | 13 |
| Edmonton Villeneuve | 21 | 11 | 0 | 10 | 0 | 12 | 81% | 7 |
| Estevan | 6 | 3 | 1 | 1 | 1 | 37 | 60% | 13 |
| Eureka | 11 | 9 | 0 | 2 | 0 | 14 | 91% | 8 |
| Faro | 0 | 0 | 0 | 0 | 0 | N/A | N/A | 2 |
| Fort Chipewyan | 17 | 4 | 3 | 8 | 2 | 11 | 87% | 11 |
| Fort Good Hope | 18 | 14 | 2 | 2 | 0 | 17 | 67% | 1 |
| Fort McMurray | 22 | 12 | 1 | 9 | 0 | 13 | 86% | 5 |
| Fort McPherson | 5 | 4 | 0 | 1 | 0 | 11 | 80% | 6 |
| Fort Nelson | 13 | 11 | 0 | 2 | 0 | 18 | 77% | 5 |
| Fort Simpson | 16 | 13 | 0 | 2 | 1 | 9 | 93% | 13 |
| Fort Smith | 21 | 18 | 0 | 3 | 0 | 12 | 90% | 20 |
| Fort St John | 9 | 6 | 0 | 2 | 1 | 13 | 100% | 11 |
| Gillam | 38 | 34 | 1 | 3 | 0 | 12 | 87% | 13 |
| Gjoa Haven | 45 | 31 | 0 | 14 | 0 | 13 | 84% | 18 |
| Grande Prairie | 7 | 5 | 1 | 1 | 0 | 25 | 71% | 9 |
| Hall Beach | 32 | 20 | 2 | 9 | 1 | 17 | 81% | 20 |
| Hay River | 12 | 11 | 0 | 1 | 0 | 13 | 92% | 6 |
| High Level | 28 | 19 | 0 | 8 | 1 | 10 | 93% | 5 |
| Holman | 9 | 7 | 0 | 2 | 0 | 15 | 89% | 7 |
| Igloolik | 16 | 12 | 2 | 1 | 1 | 13 | 87% | 4 |
| Inuvik | 34 | 18 | 3 | 10 | 3 | 17 | 74% | 14 |
| Iqaluit | 22 | 19 | 0 | 3 | 0 | 12 | 82% | 8 |
| Island Lake | 22 | 21 | 0 | 1 | 0 | 12 | 91% | 11 |
| Kamloops | 7 | 6 | 1 | 0 | 0 | 8 | 100% | 6 |
| Kelowna | 12 | 4 | 0 | 8 | 0 | 11 | 92% | 5 |
| Key Lake | 27 | 18 | 1 | 7 | 1 | 13 | 88% | 8 |
| Kugaaruk | 11 | 5 | 1 | 5 | 0 | 18 | 82% | 11 |
| Kugluktuk | 16 | 14 | 0 | 2 | 0 | 24 | 88% | 21 |
| La Ronge | 20 | 16 | 1 | 3 | 0 | 15 | 75% | 15 |
| Lethbridge | 10 | 8 | 0 | 2 | 0 | 6 | 100% | 9 |
| Lloydminster | 27 | 14 | 4 | 9 | 0 | 11 | 81% | 5 |
| Lutselk'e | 3 | 3 | 0 | 0 | 0 | 19 | 67% | 3 |
| Lynn Lake | 26 | 14 | 0 | 12 | 0 | 13 | 88% | 28 |
| Mackenzie | 24 | 15 | 1 | 8 | 0 | 10 | 88% | 8 |
| Masset | 19 | 12 | 3 | 4 | 0 | 21 | 63% | 7 |
| Mayo | 8 | 6 | 1 | 1 | 0 | 25 | 75% | 2 |
| Medicine Hat | 8 | 8 | 0 | 0 | 0 | 9 | 100% | 9 |
| Nanaimo | 9 | 7 | 1 | 1 | 0 | 7 | 100% | 0 |
| Norman Wells | 14 | 11 | 0 | 1 | 2 | 9 | 92% | 11 |
| North Battleford | 20 | 8 | 1 | 11 | 0 | 16 | 85% | 12 |
| Norway House | 25 | 12 | 0 | 13 | 0 | 14 | 92% | 4 |
| Old Crow | 6 | 6 | 0 | 0 | 0 | 6 | 100% | 3 |
| Pangnirtung | 4 | 2 | 0 | 1 | 1 | 31 | 67% | 3 |
| Paulatuk | 8 | 4 | 0 | 3 | 1 | 8 | 100% | 2 |
| Peace River | 14 | 12 | 0 | 2 | 0 | 20 | 57% | 7 |
| Penticton | 1 | 1 | 0 | 0 | 0 | 14 | 100% | 4 |
| Pond Inlet | 29 | 16 | 2 | 11 | 0 | 12 | 83% | 20 |
| Port Hardy | 26 | 23 | 1 | 2 | 0 | 14 | 81% | 15 |
| Prince Albert | 24 | 19 | 2 | 3 | 0 | 19 | 79% | 13 |
| Prince George | 40 | 18 | 2 | 20 | 0 | 14 | 82% | 16 |
| Qikiqtarjuaq | 23 | 14 | 0 | 8 | 1 | 14 | 82% | 9 |
| Quesnel | 34 | 10 | 0 | 21 | 3 | 16 | 81% | 15 |
| Rae Lake | 9 | 9 | 0 | 0 | 0 | 7 | 100% | 4 |
| Rankin Inlet | 26 | 18 | 3 | 3 | 2 | 19 | 75% | 14 |
| Red Deer | 16 | 12 | 2 | 2 | 0 | 14 | 88% | 11 |
| Regina | 15 | 10 | 1 | 4 | 0 | 14 | 80% | 10 |
| Repulse Bay | 10 | 5 | 2 | 2 | 1 | 16 | 78% | 5 |
| Resolute Bay | 50 | 43 | 2 | 5 | 0 | 14 | 86% | 30 |
| Sachs Harbour | 15 | 14 | 0 | 0 | 1 | 6 | 93% | 18 |
| Sandspit | 41 | 19 | 2 | 20 | 0 | 14 | 80% | 8 |
| Saskatoon | 6 | 5 | 0 | 1 | 0 | 19 | 83% | 6 |
| Slave Lake | 40 | 14 | 0 | 25 | 1 | 13 | 82% | 10 |
| Smithers | 11 | 5 | 0 | 3 | 3 | 18 | 88% | 5 |
| Springbank | 15 | 5 | 0 | 8 | 2 | 9 | 100% | 10 |
| Stony Rapids | 26 | 11 | 0 | 15 | 0 | 11 | 85% | 22 |
| Swift Current | 45 | 11 | 2 | 32 | 0 | 12 | 84% | 9 |
| Taloyoak | 21 | 14 | 0 | 5 | 2 | 23 | 68% | 16 |
| Terrace | 13 | 10 | 0 | 3 | 0 | 11 | 92% | 18 |
| Teslin | 4 | 3 | 0 | 0 | 1 | 30 | 33% | 1 |
| The Pas | 19 | 17 | 1 | 1 | 0 | 12 | 89% | 6 |
| Thompson | 14 | 11 | 1 | 2 | 0 | 14 | 71% | 9 |
| Tofino | 18 | 12 | 2 | 3 | 1 | 13 | 94% | 12 |
| Tuktoyaktuk | 10 | 8 | 0 | 2 | 0 | 20 | 90% | 6 |
| Vancouver | 10 | 9 | 1 | 0 | 0 | 9 | 90% | 6 |
| Victoria | 9 | 7 | 1 | 1 | 0 | 18 | 89% | 5 |
| Victoria Harbour | 2 | 2 | 0 | 0 | 0 | 8 | 100% | 5 |
| Watson Lake | 5 | 4 | 0 | 1 | 0 | 16 | 60% | 6 |
| Wekweeti | 23 | 17 | 0 | 6 | 0 | 10 | 96% | 10 |
| Whitecourt | 7 | 5 | 0 | 1 | 1 | 17 | 83% | 0 |
| Whitehorse | 6 | 4 | 2 | 0 | 0 | 10 | 100% | 5 |
| Williams Lake | 16 | 12 | 2 | 2 | 0 | 12 | 94% | 7 |
| Winnipeg | 15 | 15 | 0 | 0 | 0 | 8 | 100% | 13 |
| Yellowknife | 12 | 11 | 0 | 1 | 0 | 12 | 92% | 11 |
| 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. | ||||||||