TAF Amendment Response Time
Scenariot: NC_CRITERIA    Month: March    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 16 5 0 11 0 8 94% 9
Baie Comeau 81 33 3 44 1 12 90% 14
Bathurst 30 18 2 10 0 18 80% 10
Big Trout Lake 45 16 1 28 0 14 78% 16
Blanc Sablon 38 32 1 4 1 22 68% 21
Buttonville 58 35 6 15 2 19 70% 30
Cartwright 29 24 1 3 1 18 75% 18
Chapleau 12 9 0 1 2 14 90% 9
Charlottetown 48 35 4 9 0 13 90% 17
Chibougamau-Chapais 27 12 0 14 1 11 92% 10
Churchill Falls 42 11 2 29 0 11 86% 19
Deer Lake 34 26 4 4 0 14 91% 17
Dorval 25 16 3 6 0 21 60% 22
Dryden 32 11 1 20 0 14 75% 17
Earlton 13 6 0 7 0 10 92% 6
Fort Severn 20 14 0 6 0 12 80% 6
Fredericton 47 27 2 18 0 13 79% 9
Gander 65 45 6 14 0 14 80% 25
Gaspé 38 33 3 1 1 16 81% 15
Gatineau 15 11 0 4 0 17 67% 4
Geraldton 31 23 1 7 0 15 74% 8
Gore Bay 13 4 0 8 1 11 83% 8
Halifax 51 39 6 6 0 13 82% 30
Hamilton 40 31 2 7 0 18 65% 26
Havre St Pierre 68 30 4 33 1 15 73% 22
Îles de la Madeleine 24 19 1 2 2 17 82% 14
Inukjuak 82 30 3 47 2 16 84% 21
Ivujivik 13 11 0 2 0 18 69% 13
Kapuskasing 24 15 1 8 0 21 79% 15
Kenora 20 16 1 3 0 18 80% 14
Kingston 16 14 0 2 0 16 75% 8
Kuujjuaq 28 22 0 6 0 14 82% 8
Kuujjuarapik 52 11 2 38 1 22 80% 17
La Grande IV 8 2 0 6 0 8 100% 10
La Grande Rivière 27 24 0 3 0 11 89% 9
London 43 28 4 11 0 14 77% 30
Marathon 9 7 0 0 2 14 86% 3
Mary's Harbour 52 19 5 27 1 16 80% 11
Mirabel 20 17 2 1 0 26 65% 17
Moncton 33 26 1 6 0 15 76% 13
Mont-Joli 23 18 3 1 1 13 82% 26
Moosonee 17 11 0 6 0 14 82% 11
Muskoka 19 8 1 10 0 16 84% 9
Muskrat Dam 21 11 0 10 0 14 81% 7
Nain 5 4 0 0 1 14 100% 7
Natashquan 74 32 5 36 1 17 74% 14
North Bay 43 35 2 6 0 14 74% 20
Ottawa 33 19 11 3 0 18 61% 12
Peterborough 36 8 3 24 1 13 80% 15
Pickle Lake 5 4 0 1 0 35 60% 3
Puvirnituq 47 16 1 26 4 19 72% 21
Quaqtaq 13 12 0 1 0 15 92% 10
Quebec City 46 37 6 3 0 16 67% 16
Red Lake 12 9 1 1 1 22 64% 6
Roberval 16 12 2 2 0 20 81% 9
Sable Island 42 21 0 17 4 13 84% 14
Saint John 48 43 1 4 0 18 81% 13
Sandy Lake 3 1 0 2 0 5 100% 16
Sarnia 27 14 3 8 2 15 84% 13
Sault Ste Marie 48 38 1 9 0 13 88% 32
Schefferville 78 26 1 51 0 16 77% 17
Sept-Îles 52 40 3 9 0 17 75% 18
Sherbrooke 45 21 1 23 0 13 84% 13
Sioux Lookout 19 15 0 4 0 24 74% 11
St Anthony 67 36 1 28 2 16 77% 18
St Catharines 10 9 0 1 0 13 90% 8
St Hubert 43 19 4 20 0 15 79% 21
St John's 82 64 3 14 1 16 78% 32
Stephenville 48 42 2 4 0 15 79% 30
Sudbury 34 29 1 3 1 16 76% 23
Sydney 34 24 5 4 1 13 91% 14
Tasiujaq 6 6 0 0 0 12 100% 11
Thunder Bay 18 14 0 4 0 23 78% 8
Timmins 31 26 0 4 1 14 87% 11
Toronto City Centre 43 28 2 13 0 14 79% 20
Toronto LBPI 24 20 3 1 0 13 92% 34
Trois rivieres 38 21 1 16 0 14 71% 14
Val-d'Or 56 35 1 20 0 14 79% 20
Wabush 47 29 1 17 0 14 81% 12
Waskaganish 0 0 0 0 0 N/A N/A 3
Waterloo/Wellington 30 13 2 13 2 13 89% 24
Wawa 11 7 0 4 0 17 55% 8
Wiarton 8 5 1 0 2 19 67% 9
Windsor 46 30 5 11 0 18 70% 31
Yarmouth 63 50 7 6 0 15 81% 18
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 54 44 2 8 0 11 89% 9
Arctic Bay 6 5 0 1 0 22 83% 6
Arviat 22 9 2 10 1 18 81% 22
Baker Lake 13 9 2 2 0 20 77% 16
Bella Bella 66 28 2 34 2 10 83% 11
Brandon 26 21 4 1 0 14 88% 24
Buffalo Narrows 12 7 0 5 0 28 50% 1
Burwash 32 18 2 12 0 22 62% 6
Calgary Intl 28 20 5 2 1 21 67% 21
Cambridge Bay 19 16 1 2 0 12 79% 11
Campbell River 16 14 0 1 1 12 87% 3
Cape Dorset 57 31 2 16 8 16 80% 18
Castlegar 21 17 1 3 0 12 86% 7
Churchill 32 29 0 2 1 17 77% 16
Clyde River 36 22 5 8 1 17 80% 13
Coral Harbour 24 21 1 2 0 19 67% 14
Cranbrook 23 20 2 1 0 14 70% 9
Deline 12 8 1 3 0 7 92% 5
Dauphin 30 20 1 8 1 16 79% 23
Dawson City 0 0 0 0 0 N/A N/A 1
Dawson Creek 39 20 2 12 5 16 79% 11
Dease Lake 6 5 0 1 0 14 100% 6
Edmonton Intl 30 17 6 7 0 12 83% 26
Edmonton Villeneuve 55 32 5 17 1 13 83% 20
Estevan 21 19 0 1 1 20 70% 7
Eureka 12 12 0 0 0 17 83% 13
Faro 4 3 1 0 0 12 100% 1
Fort Chipewyan 13 6 0 7 0 11 92% 6
Fort Good Hope 3 2 0 1 0 50 67% 2
Fort McMurray 43 24 2 17 0 14 84% 11
Fort McPherson 2 2 0 0 0 4 100% 0
Fort Nelson 17 16 0 1 0 11 94% 8
Fort Simpson 22 21 0 1 0 11 91% 12
Fort Smith 29 23 2 4 0 20 76% 6
Fort St John 24 21 0 3 0 10 92% 7
Gillam 22 19 1 2 0 14 86% 8
Gjoa Haven 49 28 3 18 0 15 73% 37
Grande Prairie 27 22 3 2 0 15 81% 4
Hall Beach 57 37 8 11 1 19 79% 26
Hay River 30 27 1 1 1 17 83% 12
High Level 29 24 0 5 0 12 76% 9
Holman 17 10 2 3 2 46 47% 3
Igloolik 3 3 0 0 0 3 100% 19
Inuvik 16 11 1 3 1 23 53% 11
Iqaluit 34 27 2 4 1 11 94% 19
Island Lake 18 13 1 4 0 24 67% 9
Kamloops 20 19 0 1 0 11 90% 4
Kelowna 42 24 2 16 0 12 83% 10
Key Lake 22 13 2 7 0 13 77% 5
Kugaaruk 13 10 1 1 1 9 92% 7
Kugluktuk 17 13 1 2 1 15 69% 8
La Ronge 27 20 2 4 1 19 77% 9
Lethbridge 23 18 0 5 0 18 74% 21
Lloydminster 63 44 5 13 1 10 92% 20
Lutselk'e 1 1 0 0 0 10 100% 7
Lynn Lake 46 27 4 13 2 15 84% 5
Mackenzie 24 16 1 7 0 9 96% 12
Masset 25 12 1 12 0 15 80% 6
Mayo 9 7 1 1 0 27 56% 6
Medicine Hat 23 15 0 8 0 11 87% 13
Nanaimo 10 9 0 1 0 10 80% 4
Norman Wells 7 4 2 1 0 9 100% 3
North Battleford 47 25 2 20 0 16 81% 22
Norway House 34 14 6 13 1 14 76% 8
Old Crow 3 3 0 0 0 6 100% 5
Pangnirtung 5 5 0 0 0 15 80% 5
Paulatuk 9 9 0 0 0 18 78% 11
Peace River 20 17 1 1 1 11 84% 10
Penticton 13 11 0 2 0 16 77% 13
Pond Inlet 42 19 2 21 0 16 74% 20
Port Hardy 24 17 1 6 0 13 88% 8
Prince Albert 23 18 1 3 1 17 82% 14
Prince George 36 20 4 12 0 14 89% 10
Qikiqtarjuaq 16 14 0 2 0 8 94% 18
Quesnel 31 20 0 11 0 11 100% 10
Rae Lake 4 3 0 0 1 7 100% 2
Rankin Inlet 23 18 0 5 0 12 87% 15
Red Deer 27 23 1 1 2 14 76% 11
Regina 45 39 2 4 0 11 96% 12
Repulse Bay 10 5 0 2 3 18 86% 9
Resolute Bay 27 25 0 2 0 15 81% 29
Sachs Harbour 19 18 0 1 0 14 74% 7
Sandspit 79 26 4 49 0 14 81% 17
Saskatoon 21 18 1 2 0 10 95% 20
Slave Lake 32 16 5 11 0 10 88% 12
Smithers 11 8 1 2 0 12 91% 8
Springbank 22 19 0 3 0 8 95% 12
Stony Rapids 27 7 2 18 0 9 93% 7
Swift Current 50 28 3 19 0 13 84% 27
Taloyoak 25 21 1 2 1 11 92% 27
Terrace 41 31 2 8 0 17 80% 28
Teslin 10 9 0 0 1 8 89% 1
The Pas 31 26 3 2 0 16 81% 11
Thompson 37 29 2 6 0 17 73% 8
Tofino 14 7 1 4 2 15 67% 5
Tuktoyaktuk 11 9 2 0 0 14 82% 13
Vancouver 30 23 1 6 0 11 93% 10
Victoria 23 22 1 0 0 14 83% 9
Victoria Harbour 12 11 1 0 0 10 92% 2
Watson Lake 20 19 0 1 0 15 75% 7
Wekweeti 22 13 2 7 0 8 100% 5
Whitecourt 13 10 1 2 0 11 92% 5
Whitehorse 29 26 2 1 0 11 93% 6
Williams Lake 35 28 2 5 0 14 83% 9
Winnipeg 23 20 0 3 0 13 78% 14
Yellowknife 27 24 0 3 0 13 93% 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.