TAF Amendment Response Time
Scenariot: NC_CRITERIA    Month: August    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 8 4 0 4 0 10 100% 14
Baie Comeau 25 13 1 11 0 11 88% 16
Bathurst 27 27 0 0 0 11 81% 19
Big Trout Lake 39 10 1 28 0 8 100% 14
Blanc Sablon 33 21 2 8 2 20 61% 26
Buttonville 11 9 0 2 0 11 91% 28
Cartwright 29 21 2 3 3 19 58% 14
Chapleau 21 18 1 2 0 13 90% 11
Charlottetown 30 26 2 2 0 11 93% 13
Chibougamau-Chapais 22 10 0 12 0 11 86% 14
Churchill Falls 32 14 3 15 0 16 72% 22
Deer Lake 19 15 2 2 0 19 74% 8
Dorval 14 8 2 4 0 8 93% 26
Dryden 22 14 1 7 0 12 91% 21
Earlton 17 7 0 10 0 7 100% 21
Fort Severn 25 17 2 6 0 12 84% 10
Fredericton 41 20 0 21 0 9 95% 20
Gander 65 48 5 12 0 15 80% 16
Gaspé 16 13 1 2 0 16 69% 13
Gatineau 12 10 0 2 0 10 92% 17
Geraldton 42 36 2 4 0 12 86% 17
Gore Bay 25 14 2 9 0 7 92% 13
Halifax 35 28 3 4 0 13 91% 17
Hamilton 19 13 1 5 0 13 84% 28
Havre St Pierre 57 26 5 26 0 15 77% 29
Îles de la Madeleine 11 8 2 0 1 15 80% 8
Inukjuak 50 23 4 22 1 14 80% 21
Kapuskasing 30 26 0 4 0 12 80% 20
Kenora 8 6 1 1 0 13 100% 10
Kingston 11 10 0 1 0 11 91% 12
Kuujjuaq 30 25 1 3 1 14 86% 8
Kuujjuarapik 62 26 0 33 3 14 85% 25
La Grande IV 12 3 0 9 0 10 92% 5
La Grande Rivière 34 28 1 4 1 14 85% 21
London 22 14 2 6 0 17 59% 17
Marathon 11 8 0 3 0 18 82% 8
Mary's Harbour 32 13 0 17 2 17 73% 11
Mirabel 26 22 0 4 0 16 81% 26
Moncton 15 14 0 1 0 18 80% 19
Mont-Joli 20 16 1 3 0 12 85% 6
Moosonee 33 21 2 10 0 10 94% 21
Muskoka 21 9 1 11 0 6 95% 9
Muskrat Dam 23 10 0 13 0 16 83% 11
Nain 24 21 0 2 1 15 91% 8
Natashquan 42 26 5 11 0 16 74% 27
North Bay 44 39 0 5 0 12 82% 23
Ottawa 23 17 3 3 0 10 83% 21
Peterborough 27 17 0 10 0 9 100% 26
Pickle Lake 16 16 0 0 0 6 100% 9
Quebec City 20 17 1 2 0 9 85% 18
Red Lake 9 7 1 1 0 10 100% 7
Roberval 7 6 0 1 0 10 100% 9
Sable Island 34 23 1 8 2 18 72% 12
Saint John 37 27 2 7 1 16 81% 25
Sandy Lake 5 0 1 3 1 11 75% 17
Sarnia 19 9 1 9 0 11 79% 17
Sault Ste Marie 34 30 1 3 0 15 76% 26
Schefferville 53 15 0 38 0 10 91% 28
Sept-Îles 27 22 2 3 0 12 93% 25
Sherbrooke 20 9 0 11 0 13 90% 16
Sioux Lookout 11 10 0 1 0 7 100% 18
St Anthony 44 29 1 14 0 15 77% 17
St Catharines 7 6 0 1 0 5 100% 9
St Hubert 13 5 1 7 0 8 92% 26
St John's 49 41 1 5 2 15 77% 26
Stephenville 22 19 2 1 0 16 64% 16
Sudbury 39 38 1 0 0 12 87% 21
Sydney 27 25 2 0 0 16 74% 25
Tasiujaq 6 6 0 0 0 12 83% 3
Thunder Bay 16 14 0 2 0 11 88% 16
Timmins 28 24 1 2 1 10 85% 27
Toronto City Centre 24 6 0 18 0 9 92% 21
Toronto LBPI 17 13 0 4 0 10 94% 27
Trois rivieres 25 13 1 11 0 12 92% 18
Val-d'Or 29 22 0 7 0 12 79% 31
Wabush 21 17 1 3 0 14 81% 23
Waskaganish 9 9 0 0 0 9 89% 1
Waterloo/Wellington 85 28 3 54 0 13 85% 41
Wawa 8 6 0 2 0 18 75% 10
Wiarton 15 12 0 3 0 19 67% 7
Windsor 13 11 0 2 0 9 85% 11
Yarmouth 27 18 4 5 0 14 81% 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 9 9 0 0 0 8 100% 4
Arctic Bay 14 10 1 1 2 25 50% 3
Arviat 29 10 5 11 3 28 58% 23
Baker Lake 13 12 0 1 0 9 100% 16
Bella Bella 29 20 0 8 1 21 71% 8
Brandon 10 9 0 0 1 9 89% 7
Buffalo Narrows 4 4 0 0 0 13 75% 4
Burwash 5 2 0 3 0 16 80% 6
Calgary Intl 17 16 1 0 0 12 88% 15
Cambridge Bay 16 9 2 5 0 22 69% 22
Campbell River 4 3 0 1 0 21 75% 2
Cape Dorset 19 9 0 10 0 19 68% 22
Castlegar 3 3 0 0 0 3 100% 6
Churchill 19 17 0 2 0 15 74% 13
Clyde River 35 16 2 16 1 15 85% 20
Coral Harbour 16 13 0 3 0 19 75% 16
Cranbrook 2 2 0 0 0 3 100% 6
Deline 6 5 0 1 0 9 100% 4
Dauphin 14 6 0 8 0 8 100% 8
Dawson City 1 0 1 0 0 59 0% 7
Dawson Creek 7 3 0 4 0 11 86% 8
Dease Lake 7 3 1 3 0 6 100% 6
Edmonton Intl 22 18 1 3 0 9 82% 24
Edmonton Villeneuve 32 19 2 11 0 12 81% 23
Estevan 6 5 0 1 0 17 83% 5
Eureka 11 7 1 2 1 13 90% 11
Faro 1 1 0 0 0 2 100% 0
Fort Chipewyan 11 7 0 3 1 5 100% 11
Fort Good Hope 5 2 1 1 1 18 75% 7
Fort McMurray 37 23 0 14 0 10 92% 11
Fort McPherson 5 5 0 0 0 10 100% 3
Fort Nelson 14 13 0 1 0 16 71% 14
Fort Simpson 4 4 0 0 0 7 100% 4
Fort Smith 21 18 0 3 0 8 90% 13
Fort St John 7 6 1 0 0 8 86% 11
Gillam 29 24 0 5 0 15 86% 9
Gjoa Haven 41 19 1 21 0 13 78% 25
Grande Prairie 19 15 0 4 0 8 95% 7
Hall Beach 25 16 2 6 1 21 75% 23
Hay River 11 8 2 1 0 17 82% 8
High Level 15 10 1 4 0 10 93% 8
Holman 4 3 1 0 0 4 100% 10
Igloolik 3 3 0 0 0 11 67% 9
Inuvik 19 14 1 3 1 26 67% 13
Iqaluit 25 15 2 7 1 21 58% 29
Island Lake 18 15 1 2 0 9 94% 16
Ivujivik 7 6 0 1 0 11 86% 6
Kamloops 8 7 1 0 0 9 88% 9
Kangiqsujuaq 0 0 0 0 0 N/A N/A 0
Kangirsuk 6 5 0 1 0 16 83% 10
Kelowna 41 3 0 38 0 11 90% 5
Key Lake 22 13 0 9 0 16 82% 10
Kugaaruk 10 8 1 1 0 10 90% 8
Kugluktuk 23 21 0 1 1 11 86% 23
La Ronge 11 9 0 0 2 10 89% 3
Lethbridge 14 11 0 3 0 12 86% 8
Lloydminster 27 21 4 2 0 16 74% 11
Lutselk'e 3 3 0 0 0 4 100% 3
Lynn Lake 5 3 0 1 1 15 75% 20
Mackenzie 5 3 0 2 0 16 60% 9
Masset 19 14 1 4 0 9 95% 3
Mayo 3 3 0 0 0 10 100% 7
Medicine Hat 8 8 0 0 0 7 88% 6
Nanaimo 3 2 0 1 0 73 33% 1
Norman Wells 13 10 2 1 0 16 92% 12
North Battleford 16 6 0 10 0 6 100% 13
Norway House 19 10 0 9 0 9 100% 11
Old Crow 4 4 0 0 0 15 50% 5
Pangnirtung 7 3 1 1 2 20 80% 10
Paulatuk 5 4 0 1 0 20 80% 10
Peace River 18 17 0 1 0 11 94% 9
Penticton 3 1 0 0 2 7 100% 4
Pond Inlet 18 10 0 8 0 14 78% 12
Port Hardy 29 22 2 3 2 13 89% 24
Prince Albert 7 7 0 0 0 6 100% 4
Prince George 32 17 2 13 0 17 62% 19
Prince Rupert 58 33 4 20 1 13 89% 20
Puvirnituq 67 29 1 37 0 15 78% 20
Qikiqtarjuaq 33 23 2 8 0 18 70% 22
Quaqtaq 12 10 0 1 1 14 73% 4
Quesnel 27 14 1 12 0 10 93% 16
Rae Lake 3 3 0 0 0 11 100% 6
Rankin Inlet 8 8 0 0 0 17 75% 19
Red Deer 20 16 2 1 1 9 89% 13
Regina 6 6 0 0 0 5 100% 10
Repulse Bay 3 2 0 0 1 10 100% 5
Resolute Bay 46 39 2 5 0 20 76% 40
Sachs Harbour 17 13 0 1 3 12 79% 13
Salluit 9 7 0 1 1 14 88% 10
Sandspit 21 16 0 5 0 9 100% 10
Saskatoon 2 2 0 0 0 8 100% 10
Slave Lake 30 14 3 8 5 14 80% 21
Smithers 5 4 1 0 0 25 60% 3
Springbank 15 6 0 9 0 7 100% 16
Stony Rapids 31 17 3 10 1 12 93% 20
Swift Current 27 13 2 12 0 14 89% 6
Taloyoak 13 7 1 3 2 35 36% 20
Terrace 19 13 1 3 2 19 71% 13
Teslin 0 0 0 0 0 N/A N/A 1
The Pas 16 15 0 1 0 11 88% 8
Thompson 15 13 2 0 0 13 80% 7
Tofino 11 7 1 2 1 21 70% 7
Tuktoyaktuk 22 18 1 3 0 16 86% 8
Vancouver 6 6 0 0 0 15 67% 3
Victoria 3 3 0 0 0 10 100% 1
Victoria Harbour 0 0 0 0 0 N/A N/A 0
Watson Lake 5 4 1 0 0 29 60% 4
Wekweeti 12 9 1 2 0 12 92% 10
Whitecourt 9 9 0 0 0 14 78% 1
Whitehorse 2 2 0 0 0 13 100% 4
Williams Lake 10 8 0 2 0 16 70% 12
Winnipeg 11 10 0 1 0 9 91% 9
Yellowknife 19 17 0 2 0 16 79% 16
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.