TAF Amendment Response Time
Scenariot: NC_CRITERIA    Month: November    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 12
Baie Comeau 47 25 4 17 1 14 80% 14
Bathurst 27 26 0 1 0 14 70% 14
Big Trout Lake 42 26 1 15 0 15 79% 13
Blanc Sablon 28 24 1 3 0 15 79% 12
Buttonville 36 26 2 7 1 19 74% 16
Cartwright 26 18 4 3 1 19 76% 15
Chapleau 40 35 0 4 1 17 85% 4
Charlottetown 30 23 2 5 0 15 80% 12
Chibougamau-Chapais 53 29 1 22 1 15 81% 15
Churchill Falls 47 31 2 14 0 14 83% 17
Deer Lake 11 10 0 1 0 12 100% 7
Dorval 19 12 4 3 0 13 79% 12
Dryden 69 32 3 34 0 14 90% 17
Earlton 29 16 1 11 1 11 96% 7
Fort Severn 9 6 1 2 0 18 67% 7
Fredericton 17 12 0 5 0 10 94% 10
Gander 45 34 3 8 0 14 78% 13
Gaspé 20 18 0 2 0 18 65% 9
Gatineau 13 10 1 2 0 16 77% 10
Geraldton 56 48 2 5 1 20 67% 24
Gore Bay 21 12 0 9 0 9 90% 9
Halifax 38 32 3 3 0 15 79% 18
Hamilton 28 23 2 3 0 15 86% 17
Havre St Pierre 53 26 5 22 0 13 85% 18
Îles de la Madeleine 10 7 1 2 0 11 90% 7
Inukjuak 66 24 3 39 0 13 80% 39
Kapuskasing 50 39 3 6 2 18 73% 14
Kenora 50 37 2 11 0 17 88% 21
Kingston 17 12 1 4 0 15 76% 6
Kuujjuaq 28 20 0 8 0 16 82% 6
Kuujjuarapik 66 30 1 35 0 11 86% 26
La Grande IV 28 15 0 11 2 12 88% 13
La Grande Rivière 83 74 4 5 0 15 78% 27
London 35 28 0 7 0 17 80% 23
Marathon 11 10 0 1 0 15 82% 4
Mary's Harbour 46 17 0 28 1 14 82% 7
Mirabel 29 25 1 3 0 13 76% 15
Moncton 28 23 1 4 0 15 82% 7
Mont-Joli 19 12 1 6 0 17 84% 7
Moosonee 31 14 0 17 0 13 87% 13
Muskoka 25 15 0 10 0 12 80% 11
Muskrat Dam 32 15 1 16 0 12 91% 9
Nain 12 9 1 1 1 17 73% 5
Natashquan 40 18 1 21 0 14 88% 14
North Bay 69 52 6 11 0 17 83% 18
Ottawa 25 19 5 1 0 15 84% 18
Peterborough 15 10 0 5 0 11 73% 9
Pickle Lake 25 21 0 4 0 15 84% 7
Quebec City 45 37 3 4 1 14 89% 21
Red Lake 21 18 1 0 2 15 74% 7
Roberval 16 9 1 5 1 18 80% 11
Rouyn-Noranda 73 54 4 15 0 15 71% 17
Sable Island 35 10 0 22 3 17 84% 9
Saint John 29 24 0 5 0 21 76% 12
Sandy Lake 28 15 1 9 3 13 80% 11
Sarnia 22 11 0 11 0 16 82% 5
Sault Ste Marie 54 36 2 16 0 14 80% 15
Schefferville 46 19 2 25 0 17 70% 32
Sept-Îles 32 28 2 2 0 16 84% 24
Sherbrooke 28 10 0 18 0 10 89% 10
Sioux Lookout 45 35 3 7 0 14 82% 11
St Anthony 103 35 5 61 2 15 83% 18
St Catharines 9 7 1 1 0 10 100% 4
St Hubert 35 18 5 12 0 16 83% 12
St John's 36 31 2 3 0 12 83% 23
Stephenville 24 21 2 1 0 16 67% 10
Sudbury 53 47 3 3 0 18 75% 18
Sydney 35 26 2 6 1 16 76% 15
Tasiujaq 5 5 0 0 0 10 80% 3
Thunder Bay 29 24 0 5 0 19 79% 11
Timmins 46 35 4 6 1 13 82% 18
Toronto City Centre 23 12 3 8 0 16 70% 12
Toronto LBPI 22 17 3 2 0 18 59% 23
Trois rivieres 49 30 1 18 0 13 86% 11
Val-d'Or 72 45 3 23 1 14 85% 26
Wabush 52 29 2 21 0 12 94% 21
Waskaganish 14 12 0 1 1 17 69% 7
Waterloo/Wellington 44 22 3 18 1 14 81% 12
Wawa 22 15 0 6 1 24 71% 8
Wiarton 14 11 0 1 2 16 83% 4
Windsor 24 15 2 6 1 14 83% 22
Yarmouth 21 14 1 5 1 20 75% 12
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 18 13 1 4 0 13 89% 16
Arctic Bay 1 1 0 0 0 5 100% 3
Arviat 62 40 5 17 0 14 71% 32
Baker Lake 20 18 1 1 0 17 75% 13
Bella Bella 19 9 0 10 0 10 89% 9
Brandon 36 30 2 4 0 9 94% 6
Buffalo Narrows 20 18 0 2 0 10 95% 8
Burwash 52 25 9 14 4 20 69% 16
Calgary Intl 36 34 2 0 0 9 94% 21
Cambridge Bay 40 30 3 5 2 13 87% 22
Campbell River 19 16 2 1 0 15 74% 7
Cape Dorset 48 20 8 19 1 18 72% 26
Castlegar 21 17 2 1 1 19 60% 11
Churchill 45 38 1 5 1 16 84% 19
Clyde River 61 37 4 19 1 18 75% 29
Coral Harbour 24 19 2 2 1 13 87% 24
Cranbrook 24 21 3 0 0 12 83% 10
Deline 11 9 0 2 0 14 82% 6
Dauphin 36 17 0 19 0 10 92% 14
Dawson City 9 9 0 0 0 10 89% 2
Dawson Creek 44 18 6 18 2 14 81% 15
Dease Lake 26 10 1 14 1 13 88% 8
Edmonton Intl 35 19 7 9 0 15 80% 16
Edmonton Villeneuve 50 34 1 15 0 11 90% 22
Estevan 22 15 1 5 1 17 71% 7
Eureka 5 5 0 0 0 15 80% 4
Faro 4 4 0 0 0 16 100% 1
Fort Chipewyan 55 28 3 23 1 11 87% 16
Fort Good Hope 17 16 0 1 0 11 94% 6
Fort McMurray 53 34 2 16 1 11 90% 7
Fort McPherson 5 5 0 0 0 7 100% 6
Fort Nelson 31 27 2 2 0 12 84% 2
Fort Simpson 28 25 0 3 0 10 89% 14
Fort Smith 50 37 5 8 0 15 80% 17
Fort St John 43 28 4 9 2 17 80% 16
Gillam 24 16 3 3 2 20 77% 15
Gjoa Haven 42 28 3 11 0 16 67% 35
Grande Prairie 50 45 1 4 0 13 86% 17
Hall Beach 72 43 3 25 1 18 72% 41
Hay River 40 27 2 10 1 20 77% 23
High Level 53 40 3 10 0 13 85% 8
Holman 20 18 0 2 0 14 80% 9
Igloolik 9 6 1 1 1 25 75% 12
Inuvik 36 29 1 6 0 17 86% 13
Iqaluit 36 30 2 4 0 11 86% 26
Island Lake 29 20 2 6 1 18 71% 15
Ivujivik 10 5 0 5 0 14 80% 10
Kamloops 11 10 0 1 0 12 82% 5
Kangiqsujuaq 8 3 0 5 0 13 88% 13
Kangirsuk 6 2 0 2 2 34 25% 10
Kelowna 28 19 0 9 0 20 61% 15
Key Lake 39 30 1 7 1 10 89% 5
Kugaaruk 16 15 0 1 0 10 94% 23
Kugluktuk 51 34 2 7 8 21 70% 13
La Ronge 31 26 1 2 2 12 86% 14
Lethbridge 33 25 0 8 0 11 88% 15
Lloydminster 49 34 4 10 1 18 73% 14
Lutselk'e 15 8 1 2 4 24 64% 10
Lynn Lake 56 27 3 22 4 14 83% 19
Mackenzie 44 31 2 11 0 13 89% 10
Masset 4 3 0 1 0 11 75% 1
Mayo 29 25 1 2 1 13 82% 18
Medicine Hat 26 23 1 2 0 13 85% 13
Nanaimo 12 10 1 1 0 21 75% 6
Norman Wells 19 13 3 2 1 16 78% 16
North Battleford 69 53 3 11 2 16 82% 8
Norway House 50 27 3 20 0 14 74% 7
Old Crow 14 9 1 1 3 13 82% 6
Pangnirtung 10 5 1 4 0 33 60% 12
Paulatuk 10 9 1 0 0 14 80% 17
Peace River 32 23 3 6 0 15 78% 11
Penticton 13 8 3 2 0 16 69% 17
Pond Inlet 29 19 0 10 0 14 79% 22
Port Hardy 17 16 0 1 0 15 82% 2
Prince Albert 35 28 3 3 1 19 74% 9
Prince George 62 33 1 28 0 15 76% 12
Prince Rupert 32 12 2 18 0 9 91% 7
Puvirnituq 68 23 0 45 0 17 82% 36
Qikiqtarjuaq 32 21 3 7 1 14 87% 35
Quaqtaq 9 6 0 3 0 21 56% 10
Quesnel 27 13 3 11 0 14 78% 14
Rae Lake 7 7 0 0 0 6 100% 4
Rankin Inlet 26 23 1 2 0 14 81% 30
Red Deer 27 24 1 2 0 11 89% 19
Regina 54 44 2 8 0 12 91% 18
Repulse Bay 10 6 0 2 2 27 62% 11
Resolute Bay 31 29 0 1 1 17 67% 37
Sachs Harbour 12 12 0 0 0 17 75% 10
Salluit 8 8 0 0 0 12 88% 8
Sandspit 37 24 0 13 0 8 95% 13
Saskatoon 35 29 3 3 0 12 80% 13
Slave Lake 50 30 4 16 0 18 82% 8
Smithers 45 30 0 13 2 13 84% 12
Springbank 27 24 0 2 1 9 88% 10
Stony Rapids 52 28 3 21 0 13 81% 20
Swift Current 52 21 4 26 1 19 76% 23
Taloyoak 21 15 1 2 3 15 78% 23
Terrace 54 43 3 7 1 15 83% 21
Teslin 8 8 0 0 0 20 62% 1
The Pas 38 31 2 1 4 12 82% 11
Thompson 37 24 5 8 0 23 68% 9
Tofino 5 4 0 1 0 12 80% 5
Tuktoyaktuk 27 21 3 3 0 13 85% 10
Vancouver 22 15 1 6 0 12 86% 14
Victoria 18 15 2 1 0 11 94% 12
Victoria Harbour 9 8 0 0 1 8 100% 5
Watson Lake 19 15 1 3 0 13 68% 4
Wekweeti 40 27 1 12 0 9 92% 12
Whitecourt 15 14 0 1 0 12 87% 4
Whitehorse 48 43 1 4 0 15 73% 13
Williams Lake 16 12 3 1 0 15 75% 8
Winnipeg 32 26 1 5 0 16 81% 12
Yellowknife 35 27 4 2 2 10 94% 18
Yorkton 43 30 4 9 0 11 84% 13
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.