TAF Amendment Response Time
Scenariot: NC_CRITERIA    Month: September    Year: 2017    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
Attawapiskat 0 0 0 0 0 N/A N/A 7
Baie Comeau 30 19 1 10 0 15 80% 16
Bathurst 19 16 1 2 0 18 84% 16
Big Trout Lake 41 16 1 24 0 9 95% 13
Blanc Sablon 38 25 6 7 0 15 87% 11
Buttonville 7 7 0 0 0 15 71% 10
Cartwright 22 20 1 1 0 19 73% 10
Chapleau 21 20 0 1 0 12 86% 9
Charlottetown 25 24 0 0 1 14 75% 17
Chibougamau-Chapais 16 9 0 7 0 7 94% 10
Churchill Falls 28 8 2 18 0 10 89% 12
Deer Lake 20 15 0 5 0 14 80% 14
Dorval 13 11 0 2 0 10 85% 13
Dryden 47 24 2 21 0 11 85% 19
Earlton 10 7 0 3 0 7 100% 7
Fort Severn 20 9 0 11 0 9 90% 6
Fredericton 34 23 2 9 0 10 94% 26
Gander 41 35 1 5 0 14 88% 12
Gaspé 14 11 0 3 0 16 79% 13
Gatineau 4 3 1 0 0 7 100% 9
Geraldton 42 34 1 7 0 13 76% 33
Gore Bay 9 2 1 6 0 6 100% 7
Halifax 39 30 5 4 0 11 97% 19
Hamilton 22 16 2 4 0 20 55% 14
Havre St Pierre 47 26 5 16 0 17 83% 21
Îles de la Madeleine 7 6 0 1 0 21 57% 5
Inukjuak 59 27 6 26 0 13 80% 10
Kapuskasing 33 25 1 7 0 14 76% 17
Kenora 20 18 0 2 0 22 70% 21
Kingston 8 7 0 1 0 25 75% 5
Kuujjuaq 32 23 0 8 1 18 77% 7
Kuujjuarapik 33 15 2 16 0 14 73% 11
La Grande IV 12 7 0 5 0 11 100% 5
La Grande Rivière 31 24 4 3 0 20 74% 19
London 24 19 2 3 0 18 58% 15
Marathon 18 14 0 3 1 16 76% 10
Mary's Harbour 17 7 0 9 1 8 100% 8
Mirabel 21 16 2 3 0 13 81% 15
Moncton 25 23 0 2 0 12 88% 20
Mont-Joli 22 19 1 2 0 19 86% 11
Moosonee 12 6 1 5 0 11 83% 11
Muskoka 15 8 0 5 2 9 92% 2
Muskrat Dam 0 0 0 0 0 N/A N/A 3
Nain 9 7 0 2 0 13 89% 8
Natashquan 53 28 4 21 0 12 89% 17
North Bay 38 29 2 6 1 14 84% 21
Ottawa 20 14 4 1 1 12 79% 11
Peterborough 37 5 0 30 2 8 97% 20
Pickle Lake 10 8 0 2 0 19 80% 9
Quebec City 26 26 0 0 0 14 88% 12
Red Lake 15 15 0 0 0 9 87% 7
Roberval 12 10 1 1 0 17 83% 6
Sable Island 27 21 0 6 0 18 89% 18
Saint John 45 34 2 9 0 15 84% 33
Sandy Lake 16 7 1 8 0 12 81% 12
Sarnia 46 15 0 30 1 8 96% 7
Sault Ste Marie 28 18 3 7 0 13 93% 18
Schefferville 30 11 1 17 1 13 86% 12
Sept-Îles 24 21 2 1 0 15 79% 20
Sherbrooke 23 13 0 8 2 8 100% 6
Sioux Lookout 25 20 1 4 0 16 76% 11
St Anthony 32 16 1 15 0 14 78% 16
St Catharines 2 2 0 0 0 14 100% 4
St Hubert 26 16 0 10 0 11 88% 10
St John's 39 33 1 5 0 15 77% 27
Stephenville 20 19 1 0 0 15 75% 15
Sudbury 30 28 0 2 0 14 80% 13
Sydney 36 25 1 9 1 18 89% 21
Tasiujaq 4 4 0 0 0 16 50% 4
Thunder Bay 28 24 1 3 0 11 89% 36
Timmins 24 18 2 4 0 11 83% 12
Toronto City Centre 22 10 2 10 0 7 95% 7
Toronto LBPI 6 4 2 0 0 13 67% 14
Trois rivieres 59 22 2 34 1 12 83% 9
Val-d'Or 23 12 4 7 0 16 74% 14
Wabush 20 18 0 2 0 19 80% 13
Waskaganish 3 3 0 0 0 12 100% 0
Waterloo/Wellington 114 38 3 71 2 13 85% 26
Wawa 14 14 0 0 0 16 79% 8
Wiarton 10 10 0 0 0 7 100% 11
Windsor 15 14 1 0 0 10 93% 16
Yarmouth 28 24 2 2 0 15 75% 21
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 20 19 0 1 0 15 75% 5
Arctic Bay 1 1 0 0 0 8 100% 3
Arviat 30 12 1 17 0 18 73% 27
Baker Lake 13 10 0 3 0 15 85% 12
Bella Bella 35 14 0 19 2 19 82% 7
Brandon 9 8 1 0 0 19 89% 10
Buffalo Narrows 7 5 0 1 1 16 83% 1
Burwash 10 6 1 2 1 17 67% 2
Calgary Intl 11 9 1 1 0 15 73% 8
Cambridge Bay 51 43 4 4 0 17 73% 27
Campbell River 12 11 0 0 1 10 91% 4
Cape Dorset 46 17 4 22 3 24 70% 21
Castlegar 8 3 3 1 1 36 29% 2
Churchill 28 26 0 1 1 12 93% 6
Clyde River 50 21 2 25 2 12 85% 23
Coral Harbour 35 25 2 6 2 19 76% 9
Cranbrook 7 5 0 0 2 11 100% 4
Deline 8 7 1 0 0 8 100% 4
Dauphin 22 13 2 7 0 9 86% 16
Dawson City 13 11 1 1 0 15 85% 2
Dawson Creek 10 3 1 5 1 24 67% 4
Dease Lake 10 3 1 6 0 9 100% 5
Edmonton Intl 14 9 1 4 0 19 71% 12
Edmonton Villeneuve 17 10 2 5 0 12 88% 14
Estevan 7 6 0 1 0 10 86% 2
Eureka 20 16 0 2 2 20 61% 9
Faro 1 1 0 0 0 27 0% 0
Fort Chipewyan 21 17 0 4 0 14 76% 6
Fort Good Hope 12 7 1 3 1 10 100% 4
Fort McMurray 14 11 0 3 0 9 93% 6
Fort McPherson 9 8 0 1 0 14 89% 1
Fort Nelson 4 3 0 1 0 10 100% 1
Fort Simpson 5 5 0 0 0 9 100% 6
Fort Smith 16 14 2 0 0 10 88% 10
Fort St John 4 4 0 0 0 7 75% 3
Gillam 20 19 0 0 1 13 84% 10
Gjoa Haven 73 45 5 23 0 16 79% 34
Grande Prairie 6 4 0 2 0 26 67% 7
Hall Beach 25 17 4 4 0 16 76% 11
Hay River 11 11 0 0 0 10 100% 11
High Level 14 13 0 1 0 12 86% 7
Holman 4 4 0 0 0 15 75% 5
Igloolik 10 9 0 1 0 11 100% 10
Inuvik 35 27 1 4 3 22 69% 21
Iqaluit 35 25 1 9 0 13 86% 19
Island Lake 15 13 0 2 0 14 93% 27
Ivujivik 5 5 0 0 0 12 100% 8
Kamloops 4 3 1 0 0 6 100% 3
Kangiqsujuaq 7 6 0 0 1 13 83% 3
Kangirsuk 4 4 0 0 0 16 50% 11
Kelowna 10 5 0 3 2 20 75% 4
Key Lake 20 14 1 4 1 11 84% 6
Kugaaruk 7 6 0 1 0 31 57% 7
Kugluktuk 25 19 1 4 1 23 75% 32
La Ronge 8 8 0 0 0 12 100% 3
Lethbridge 16 14 1 1 0 10 88% 4
Lloydminster 14 11 0 2 1 19 77% 4
Lutselk'e 1 0 1 0 0 35 0% 7
Lynn Lake 42 20 3 19 0 15 74% 22
Mackenzie 12 9 0 3 0 10 92% 3
Masset 6 5 0 1 0 18 67% 8
Mayo 6 6 0 0 0 9 100% 6
Medicine Hat 13 10 0 2 1 14 83% 5
Nanaimo 11 11 0 0 0 12 82% 1
Norman Wells 29 26 1 2 0 15 76% 8
North Battleford 21 7 3 11 0 13 90% 7
Norway House 19 9 1 9 0 9 89% 11
Old Crow 5 3 0 1 1 22 50% 10
Pangnirtung 4 4 0 0 0 17 75% 4
Paulatuk 11 10 0 1 0 8 100% 13
Peace River 8 7 0 0 1 8 100% 3
Penticton 1 1 0 0 0 29 0% 2
Pond Inlet 25 15 1 7 2 20 65% 16
Port Hardy 26 23 0 3 0 15 81% 9
Prince Albert 5 3 0 1 1 17 75% 6
Prince George 50 22 3 24 1 19 80% 22
Prince Rupert 68 24 2 42 0 12 88% 8
Puvirnituq 40 24 0 15 1 15 72% 17
Qikiqtarjuaq 31 13 2 15 1 22 67% 20
Quaqtaq 7 5 0 2 0 33 29% 7
Quesnel 38 9 1 28 0 17 74% 16
Rae Lake 1 1 0 0 0 12 100% 1
Rankin Inlet 22 16 5 0 1 11 86% 15
Red Deer 21 17 1 1 2 15 89% 12
Regina 8 6 0 2 0 12 88% 4
Repulse Bay 6 5 0 0 1 12 100% 5
Resolute Bay 51 41 2 8 0 13 90% 20
Sachs Harbour 12 4 1 6 1 24 73% 8
Salluit 12 11 0 1 0 9 92% 6
Sandspit 25 13 1 10 1 13 92% 12
Saskatoon 8 8 0 0 0 8 100% 8
Slave Lake 23 10 3 10 0 14 78% 8
Smithers 14 10 0 3 1 7 100% 10
Springbank 17 8 1 7 1 14 94% 9
Stony Rapids 31 13 1 17 0 10 94% 18
Swift Current 24 12 3 9 0 15 83% 7
Taloyoak 23 15 3 4 1 16 82% 23
Terrace 23 22 0 1 0 16 83% 10
Teslin 2 1 0 1 0 33 50% 2
The Pas 30 26 1 3 0 10 97% 11
Thompson 15 10 2 3 0 24 60% 6
Tofino 6 5 0 1 0 17 67% 12
Tuktoyaktuk 29 19 2 5 3 27 54% 6
Vancouver 16 13 1 2 0 9 94% 5
Victoria 7 7 0 0 0 12 100% 0
Victoria Harbour 7 5 0 2 0 13 86% 5
Watson Lake 7 6 1 0 0 20 43% 3
Wekweeti 12 10 0 2 0 10 92% 8
Whitecourt 10 7 0 3 0 13 80% 8
Whitehorse 3 2 0 1 0 12 67% 10
Williams Lake 17 15 0 2 0 14 88% 3
Winnipeg 18 16 0 2 0 8 100% 20
Yellowknife 13 12 0 1 0 14 69% 14
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.