TAF Amendment Response Time
Scenariot: NC_CRITERIA    Month: July    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 15 4 0 11 0 9 93% 9
Baie Comeau 14 8 0 6 0 13 86% 13
Bathurst 17 15 1 1 0 16 82% 17
Big Trout Lake 31 9 0 22 0 9 94% 18
Blanc Sablon 43 37 1 3 2 16 76% 34
Buttonville 22 18 1 3 0 12 86% 23
Cartwright 17 15 0 1 1 20 81% 22
Chapleau 8 7 0 1 0 11 88% 5
Charlottetown 21 19 0 2 0 12 86% 6
Chibougamau-Chapais 8 3 0 5 0 7 100% 13
Churchill Falls 28 11 2 13 2 14 77% 27
Deer Lake 11 9 1 1 0 13 91% 11
Dorval 17 13 2 2 0 10 88% 22
Dryden 9 5 0 4 0 9 89% 25
Earlton 12 7 0 4 1 9 100% 6
Fort Severn 12 5 0 6 1 11 82% 13
Fredericton 29 17 0 12 0 14 93% 13
Gander 34 28 3 3 0 14 91% 23
Gaspé 10 10 0 0 0 4 100% 22
Gatineau 9 9 0 0 0 11 89% 11
Geraldton 17 12 0 5 0 17 71% 19
Gore Bay 17 9 0 8 0 14 88% 14
Halifax 34 25 2 7 0 14 85% 18
Hamilton 22 17 1 4 0 13 91% 27
Havre St Pierre 21 12 4 5 0 16 86% 13
Îles de la Madeleine 8 6 1 1 0 17 75% 5
Inukjuak 43 20 4 14 5 18 68% 27
Kapuskasing 18 13 0 5 0 14 78% 8
Kenora 18 16 0 2 0 10 83% 18
Kingston 12 9 1 2 0 16 58% 19
Kuujjuaq 29 22 1 6 0 13 93% 13
Kuujjuarapik 31 15 1 15 0 15 81% 25
La Grande IV 16 8 0 8 0 9 88% 8
La Grande Rivière 22 19 1 2 0 11 86% 26
London 26 23 1 2 0 13 85% 18
Marathon 6 5 0 1 0 9 83% 9
Mary's Harbour 21 15 0 5 1 12 85% 14
Mirabel 28 23 3 2 0 10 93% 29
Moncton 20 17 2 1 0 16 80% 9
Mont-Joli 11 7 2 2 0 12 82% 18
Moosonee 19 7 0 12 0 13 84% 33
Muskoka 17 11 0 6 0 13 94% 20
Muskrat Dam 15 3 3 8 1 17 79% 11
Nain 19 12 1 4 2 19 76% 6
Natashquan 28 17 2 9 0 16 82% 23
North Bay 31 22 4 5 0 13 84% 19
Ottawa 24 19 0 5 0 12 92% 27
Peterborough 35 22 1 11 1 12 79% 23
Pickle Lake 10 6 1 3 0 25 70% 2
Quebec City 22 14 3 5 0 15 86% 29
Red Lake 16 13 0 3 0 11 88% 12
Roberval 15 10 1 3 1 9 86% 13
Sable Island 30 10 1 17 2 20 71% 20
Saint John 46 35 3 8 0 16 80% 21
Sandy Lake 9 3 0 6 0 9 89% 7
Sarnia 24 13 1 10 0 10 88% 19
Sault Ste Marie 32 24 2 6 0 13 88% 23
Schefferville 31 11 3 17 0 9 84% 17
Sept-Îles 10 7 2 1 0 7 100% 20
Sherbrooke 20 10 0 10 0 12 80% 16
Sioux Lookout 9 6 1 2 0 11 78% 17
St Anthony 36 17 5 14 0 11 92% 22
St Catharines 10 8 0 2 0 14 90% 13
St Hubert 40 14 1 25 0 11 78% 35
St John's 48 39 2 7 0 14 88% 31
Stephenville 19 17 1 1 0 11 89% 19
Sudbury 19 16 0 3 0 17 79% 17
Sydney 45 40 1 4 0 14 89% 10
Tasiujaq 6 4 0 2 0 17 83% 2
Thunder Bay 7 6 0 1 0 10 86% 23
Timmins 11 9 1 1 0 18 55% 16
Toronto City Centre 34 10 5 19 0 12 91% 29
Toronto LBPI 8 7 0 1 0 6 100% 33
Trois rivieres 39 23 2 14 0 11 92% 24
Val-d'Or 24 18 0 6 0 13 88% 24
Wabush 13 8 0 5 0 13 85% 15
Waskaganish 3 2 0 1 0 4 100% 6
Waterloo/Wellington 59 22 1 36 0 14 80% 26
Wawa 14 10 0 3 1 23 62% 8
Wiarton 15 10 0 5 0 13 80% 14
Windsor 18 14 0 4 0 9 100% 17
Yarmouth 35 26 4 5 0 17 80% 10
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 5 3 0 2 0 14 100% 1
Arctic Bay 5 4 0 1 0 17 80% 5
Arviat 14 11 0 2 1 11 100% 25
Baker Lake 12 10 1 1 0 13 83% 6
Bella Bella 35 21 0 14 0 9 91% 12
Brandon 11 8 0 3 0 20 82% 15
Buffalo Narrows 12 11 1 0 0 12 83% 10
Burwash 25 19 1 5 0 9 92% 8
Calgary Intl 14 12 1 1 0 8 93% 24
Cambridge Bay 14 13 0 1 0 14 86% 16
Campbell River 1 1 0 0 0 11 100% 1
Cape Dorset 49 25 1 20 3 12 83% 21
Castlegar 0 0 0 0 0 N/A N/A 2
Churchill 25 20 0 5 0 10 96% 17
Clyde River 69 30 6 30 3 19 67% 29
Coral Harbour 11 8 2 1 0 14 73% 19
Cranbrook 7 6 1 0 0 12 71% 5
Deline 3 1 0 0 2 4 100% 3
Dauphin 12 5 0 7 0 11 75% 11
Dawson City 16 12 1 3 0 12 81% 3
Dawson Creek 7 6 0 1 0 14 71% 13
Dease Lake 7 4 0 3 0 10 100% 2
Edmonton Intl 29 21 3 5 0 7 100% 19
Edmonton Villeneuve 20 11 2 7 0 8 100% 24
Estevan 4 3 0 0 1 6 100% 6
Eureka 5 5 0 0 0 8 80% 11
Faro 9 7 0 2 0 26 67% 3
Fort Chipewyan 11 11 0 0 0 11 91% 11
Fort Good Hope 9 9 0 0 0 8 100% 4
Fort McMurray 17 14 0 3 0 10 88% 17
Fort McPherson 0 0 0 0 0 N/A N/A 1
Fort Nelson 20 17 2 1 0 16 85% 22
Fort Simpson 19 14 2 3 0 10 89% 10
Fort Smith 21 17 2 2 0 11 90% 14
Fort St John 20 15 3 2 0 9 85% 16
Gillam 33 23 4 6 0 21 67% 17
Gjoa Haven 43 25 4 13 1 10 86% 15
Grande Prairie 13 12 0 1 0 10 92% 12
Hall Beach 38 21 3 11 3 19 80% 17
Hay River 24 18 4 2 0 18 79% 10
High Level 15 12 0 3 0 9 93% 14
Holman 8 8 0 0 0 17 75% 1
Igloolik 4 3 0 1 0 26 75% 13
Inuvik 17 13 3 1 0 13 82% 8
Iqaluit 14 13 1 0 0 11 93% 20
Island Lake 15 9 3 3 0 11 87% 13
Ivujivik 10 8 0 1 1 14 78% 6
Kamloops 6 4 1 1 0 10 83% 11
Kangiqsujuaq 1 1 0 0 0 2 100% 4
Kangirsuk 2 2 0 0 0 4 100% 3
Kelowna 14 1 1 12 0 6 100% 2
Key Lake 13 8 1 4 0 12 92% 3
Kugaaruk 2 2 0 0 0 4 100% 6
Kugluktuk 21 19 0 1 1 11 90% 15
La Ronge 14 7 2 5 0 7 93% 16
Lethbridge 11 10 0 1 0 5 100% 14
Lloydminster 31 21 0 10 0 10 94% 15
Lutselk'e 2 2 0 0 0 14 50% 4
Lynn Lake 14 10 0 4 0 6 100% 12
Mackenzie 3 1 0 2 0 14 67% 20
Masset 9 5 0 3 1 11 100% 7
Mayo 14 12 2 0 0 24 64% 7
Medicine Hat 14 11 1 2 0 14 71% 8
Nanaimo 1 1 0 0 0 4 100% 0
Norman Wells 9 7 1 1 0 9 100% 4
North Battleford 25 17 0 8 0 11 92% 21
Norway House 17 13 0 4 0 10 88% 9
Old Crow 2 2 0 0 0 16 100% 4
Pangnirtung 11 7 0 2 2 24 78% 6
Paulatuk 7 7 0 0 0 17 57% 5
Peace River 9 8 0 1 0 4 100% 14
Penticton 2 2 0 0 0 9 100% 1
Pond Inlet 29 13 3 11 2 17 81% 12
Port Hardy 17 14 2 0 1 13 75% 6
Prince Albert 20 15 2 2 1 11 89% 15
Prince George 13 2 3 8 0 10 92% 14
Prince Rupert 48 14 3 31 0 14 79% 10
Puvirnituq 33 20 2 8 3 16 73% 18
Qikiqtarjuaq 45 29 3 10 3 20 71% 28
Quaqtaq 5 4 0 0 1 6 100% 7
Quesnel 17 13 0 3 1 9 100% 13
Rae Lake 3 2 0 0 1 4 100% 1
Rankin Inlet 8 6 0 1 1 15 86% 13
Red Deer 37 28 2 7 0 13 84% 26
Regina 4 4 0 0 0 14 100% 15
Repulse Bay 8 6 0 1 1 16 71% 8
Resolute Bay 39 33 1 4 1 14 76% 31
Sachs Harbour 9 9 0 0 0 24 56% 10
Salluit 6 4 0 0 2 9 100% 8
Sandspit 38 18 0 20 0 13 89% 7
Saskatoon 16 12 1 3 0 14 88% 14
Slave Lake 35 17 3 15 0 9 91% 24
Smithers 4 4 0 0 0 8 100% 0
Springbank 13 5 0 8 0 9 100% 17
Stony Rapids 21 9 2 9 1 11 90% 15
Swift Current 18 8 1 9 0 7 100% 11
Taloyoak 12 12 0 0 0 10 100% 17
Terrace 6 6 0 0 0 16 67% 6
Teslin 2 2 0 0 0 4 100% 0
The Pas 8 5 1 2 0 15 75% 8
Thompson 8 6 0 2 0 14 75% 9
Tofino 4 2 0 2 0 28 25% 6
Tuktoyaktuk 8 8 0 0 0 13 75% 9
Vancouver 5 5 0 0 0 9 100% 0
Victoria 0 0 0 0 0 N/A N/A 0
Victoria Harbour 0 0 0 0 0 N/A N/A 0
Watson Lake 12 11 0 1 0 14 83% 8
Wekweeti 11 5 0 6 0 12 91% 6
Whitecourt 6 6 0 0 0 6 100% 6
Whitehorse 10 9 1 0 0 10 90% 5
Williams Lake 6 5 0 0 1 4 100% 12
Winnipeg 15 13 1 1 0 7 87% 17
Yellowknife 3 3 0 0 0 11 100% 6
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.