TAF performance measurement results for TAFs issued during July 2013
Canadian Meteorological Aviation Centre/East (Montreal)
Station VFR Category Above IFR Alternate Category Below IFR Alternate Category
Station Station Type Correct Forecasts (hours) Total Forecasts (hours) VFR Reliability Index Correct Forecasts (hours) Total Forecasts (hours) Alternate Reliability Index False Alarms (hours) Total Forecasts (hours) *Below Alternate False Alarm Ratio
Baie Comeau NCA 837 881 95% 857 902 95% 37 114 33%
Bathurst CWO 553 577 96% 558 584 96% 19 68 NSS
Big Trout Lake NCA 872 903 97% 877 905 97% 20 28 NSS
Blanc Sablon CWO 716 810 88% 733 825 89% 55 279 20%
Buttonville CWO 866 901 96% 883 912 97% 24 32 NSS
Cartwright CWO 915 928 99% 905 920 98% 25 31 NSS
Chapleau CWO 401 416 96% 401 416 96% 21 62 NSS
Charlottetown NCH 821 920 89% 928 1012 92% 24 59 41%
Chibougamau-Chapais CWO 332 346 96% 340 355 96% 10 19 NSS
Churchill Falls NCA 824 878 94% 859 894 96% 30 48 NSS
Deer Lake NCH 817 846 97% 889 904 98% 15 22 NSS
Dorval NCH 1625 1638 99% 1653 1653 100% 6 7 NSS
Dryden NCA 885 953 93% 952 991 96% 39 65 NSS
Earlton NCA 391 393 100% 393 394 100% 4 4 NSS
Fredericton NCA 764 876 87% 867 960 90% 34 88 39%
Gander NCH 754 846 89% 943 1003 94% 33 106 31%
Gaspé NCH 742 803 92% 753 809 93% 34 123 28%
Gatineau NCH 471 478 99% 475 480 99% 5 5 NSS
Geraldton CWO 726 824 88% 796 881 90% 58 135 43%
Gore Bay NCA 403 417 97% 424 431 98% 10 15 NSS
Halifax NCH 1103 1238 89% 1260 1473 86% 94 503 19%
Hamilton NCH 902 989 91% 964 1025 94% 22 41 55%
Havre St Pierre NCA 782 862 91% 805 888 91% 36 166 22%
Îles de la Madeleine NCH 551 592 93% 560 605 93% 27 84 32%
Inukjuak AWOS/CARS 532 785 68% 625 890 70% 106 405 26%
Ivujivik CARS 114 122 93% 117 126 93% 22 46 NSS
Kapuskasing CWO 812 885 92% 853 921 93% 83 149 55%
Kenora NCH 873 950 92% 907 967 94% 23 57 40%
Kingston NCH 634 651 97% 646 657 98% 9 14 NSS
Kuujjuaq ATS 800 858 93% 897 944 95% 38 81 47%
Kuujjuarapik CWO 662 839 79% 702 875 80% 141 439 32%
La Grande IV NCA 214 246 87% 234 259 90% 11 30 NSS
La Grande Rivière NCH 830 955 87% 876 988 89% 72 176 41%
London NCH 834 897 93% 909 942 97% 41 53 NSS
Marathon CWO 130 148 88% 130 148 88% 10 82 13%
Mary's Harbour AWOS/CWO 574 630 91% 594 634 94% 26 59 NSS
Mirabel NCH 930 966 96% 985 996 99% 14 18 NSS
Moncton NCA/NCH 807 938 86% 1007 1058 95% 67 96 70%
Mont-Joli NCH 856 914 94% 869 920 94% 19 43 NSS
Moosonee NCA 364 389 94% 379 401 95% 17 45 NSS
Muskoka NCA 564 568 99% 568 570 100% 8 9 NSS
Nain CWO 452 468 96% 397 408 97% 60 118 NSS
Natashquan AWOS 711 796 89% 753 821 92% 63 163 39%
North Bay NCH 885 964 92% 954 1002 95% 21 42 NSS
Ottawa NCH 1593 1618 98% 1648 1649 100% 9 10 NSS
Peterborough NCA 592 601 98% 598 606 99% 29 37 NSS
Pickle Lake NCA/NCH 428 433 99% 430 439 98% 11 21 NSS
Puvirnituq CARS 122 150 82% 132 162 82% 29 68 NSS
Quaqtaq CARS 103 116 88% 105 127 83% 6 46 NSS
Quebec City ATS 980 1005 97% 1007 1025 98% 26 32 NSS
Red Lake NCA/NCH 592 610 97% 609 620 98% 9 17 NSS
Roberval CWO 579 588 98% 601 602 100% 1 1 NSS
Rouyn-Noranda NCH 878 904 97% 898 915 98% 44 56 NSS
Sable Island AWOS 207 266 78% 207 266 78% 108 338 32%
Saint John NCH 675 767 88% 842 908 93% 106 313 34%
Sarnia NCA 587 594 99% 603 605 100% 4 4 NSS
Sault Ste Marie NCH 871 949 92% 974 1002 97% 24 37 NSS
Schefferville AWOS 838 909 92% 900 951 95% 23 58 40%
Sept-Îles ATS 731 780 94% 754 803 94% 14 122 11%
Sherbrooke NCA 425 449 95% 455 457 100% 9 10 NSS
Sioux Lookout NCH 841 908 93% 881 933 94% 43 66 65%
St Anthony NCA 814 920 88% 859 948 91% 77 157 49%
St Catharines NCH 208 208 100% 208 208 100% 0 1 NSS
St Hubert NCA 911 936 97% 950 960 99% 19 20 NSS
St John's NCH 643 755 85% 934 976 96% 89 143 62%
Stephenville CWO 817 893 92% 885 951 93% 43 100 43%
Sudbury NCH 821 896 92% 869 931 93% 22 52 41%
Sydney CWO 676 753 90% 747 847 88% 71 252 28%
Tasiujaq CARS 156 163 96% 167 171 97% 1 7 NSS
Thunder Bay NCH 810 914 89% 902 966 93% 36 86 41%
Timmins NCH 843 886 95% 911 936 97% 15 34 NSS
Toronto City Centre NCA 928 955 97% 978 988 99% 19 21 NSS
Toronto LBPI NCH 1566 1618 97% 1660 1669 99% 6 7 NSS
Val-d'Or NCA/NCH 801 844 95% 881 892 99% 14 19 NSS
Wabush NCH 802 841 95% 853 883 97% 11 29 NSS
Waskaganish CARS 125 133 94% 135 142 95% 1 6 NSS
Waterloo/Wellington NCA 655 687 95% 686 707 97% 16 28 NSS
Wawa CWO 223 269 83% 219 265 83% 35 73 48%
Wiarton CWO 454 468 97% 467 472 99% 5 7 NSS
Windsor CWO 941 983 96% 983 1001 98% 16 19 NSS
Yarmouth NCH 429 564 76% 498 685 73% 121 702 17%
Canadian Meteorological Aviation Centre/West (Edmonton)
Station VFR Category Above IFR Alternate Category Below IFR Alternate Category
Station Station Type Correct Forecasts (hours) Total Forecasts (hours) Reliability Index Correct Forecasts (hours) Total Forecasts (hours) Alternate Reliability Index Incorrect Forecasts (hours) Total Forecasts (hours) *Below Alternate False Alarm Ratio
Abbotsford NCH 791 792 100% 794 794 100% 0 0 NSS
Arctic Bay NCH 143 149 96% 123 139 89% 6 11 NSS
Arviat NCA/NCH 851 899 95% 859 903 95% 45 66 NSS
Baker Lake CARS 834 858 97% 844 863 98% 11 21 NSS
Bella Bella NCA 382 403 95% 352 387 91% 33 72 NSS
Brandon NCH 882 900 98% 901 914 99% 7 15 NSS
Buffalo Narrows NCH 468 496 94% 473 499 95% 9 16 NSS
Burwash NCA/NCH 813 838 97% 757 784 97% 53 78 NSS
Calgary Intl NCH 1728 1752 99% 1784 1785 100% 1 1 NSS
Cambridge Bay CARS 682 860 79% 759 902 84% 53 126 42%
Campbell River NCH 377 377 100% 378 378 100% 0 0 NSS
Cape Dorset NCA/NCH 825 903 91% 825 903 91% 67 144 46%
Castlegar NCH 393 393 100% 392 392 100% 1 1 NSS
Churchill NCH 808 907 89% 875 970 90% 51 147 35%
Clyde River NCA/NCH 614 738 83% 648 752 86% 82 230 36%
Coral Harbour CARS 769 805 96% 782 812 96% 37 89 41%
Cranbrook NCH 831 831 100% 832 832 100% 3 3 NSS
Dauphin NCA 864 878 98% 870 883 98% 14 18 NSS
Dawson City CARS 381 382 100% 378 381 99% 2 3 NSS
Dawson Creek NCA 457 470 97% 459 471 97% 6 9 NSS
Dease Lake NCA 246 247 100% 236 236 100% 13 16 NSS
Deline CARS 146 146 100% 147 148 100% 2 4 NSS
Edmonton Intl NCH 1625 1666 98% 1711 1713 100% 8 8 NSS
Edmonton Muni AWOS 904 951 95% 929 961 97% 16 24 NSS
Estevan CWO 431 457 94% 439 460 95% 7 12 NSS
Eureka CWO 384 388 99% 387 389 99% 9 16 NSS
Faro CARS 375 375 100% 364 368 99% 1 9 NSS
Fort Chipewyan NCA 184 194 95% 190 196 97% 5 7 NSS
Fort Good Hope CARS 113 117 97% 114 118 97% 2 2 NSS
Fort McMurray NCA 896 934 96% 952 961 99% 6 8 NSS
Fort McPherson CARS 192 193 100% 194 195 99% 6 7 NSS
Fort Nelson NCH 814 855 95% 853 871 98% 5 22 NSS
Fort Simpson CARS 752 798 94% 782 805 97% 21 35 NSS
Fort Smith CARS 737 760 97% 753 773 97% 4 44 NSS
Fort St John NCH 841 913 92% 888 928 96% 12 36 NSS
Gillam CWO 906 952 95% 956 980 98% 21 34 NSS
Gjoa Haven NCA/NCH 800 887 90% 817 912 90% 51 137 37%
Grande Prairie ATS 900 920 98% 922 935 99% 2 11 NSS
Hall Beach NCA/NCH 763 856 89% 798 886 90% 65 149 44%
Hay River CARS 815 836 97% 828 843 98% 9 11 NSS
High Level NCA/NCH 878 891 99% 885 894 99% 17 22 NSS
Holman CARS 128 149 86% 130 150 87% 5 19 NSS
Igloolik CARS 128 146 88% 128 146 88% 2 28 NSS
Inuvik ATS/AA 751 881 85% 923 949 97% 23 35 NSS
Iqaluit ATS/AA 838 918 91% 905 970 93% 29 68 43%
Island Lake CWO 860 865 99% 864 865 100% 1 1 NSS
Kamloops NCH 833 833 100% 829 831 100% 2 2 NSS
Kelowna NCA 786 787 100% 786 787 100% 2 2 NSS
Key Lake NCA 377 389 97% 407 408 100% 6 8 NSS
Kugaaruk CARS 204 206 99% 204 206 99% 10 15 NSS
Kugluktuk CARS 747 829 90% 787 849 93% 37 77 48%
La Ronge ATS 802 839 96% 838 847 99% 9 15 NSS
Lethbridge NCH/AWOS 958 998 96% 973 1009 96% 7 15 NSS
Lloydminster NCA/NCH 816 849 96% 823 854 96% 23 31 NSS
Lutselk'e CARS 118 118 100% 118 118 100% 5 5 NSS
Lynn Lake NCA 877 899 98% 892 910 98% 9 26 NSS
Mackenzie NCA 589 590 100% 589 590 100% 5 5 NSS
Masset CWO 157 182 86% 173 190 91% 13 24 NSS
Mayo CARS 815 817 100% 806 811 99% 10 12 NSS
Medicine Hat NCA/NCH 870 879 99% 880 885 99% 3 5 NSS
Nanaimo NCH 378 378 100% 378 378 100% 0 0 NSS
Norman Wells NCH 830 849 98% 831 849 98% 22 30 NSS
North Battleford NCA 874 904 97% 880 909 97% 25 36 NSS
Norway House NCA 820 829 99% 826 834 99% 5 6 NSS
Old Crow CARS 393 393 100% 385 388 99% 5 5 NSS
Pangnirtung NCA/NCH 144 149 97% 129 132 98% 9 28 NSS
Paulatuk CARS 160 168 95% 163 175 93% 15 26 NSS
Peace River ATS 884 933 95% 914 949 96% 11 21 NSS
Penticton NCH 794 794 100% 794 794 100% 0 0 NSS
Pond Inlet NCA/NCH 766 810 94% 766 810 95% 30 58 NSS
Port Hardy NCH 790 836 94% 840 888 95% 24 65 37%
Prince Albert ATS 833 870 96% 903 915 99% 11 20 NSS
Prince George NCA 804 823 98% 813 832 98% 7 12 NSS
Prince Rupert NCA 689 850 81% 812 949 86% 68 181 37%
Qikiqtarjuaq NCA/NCH 692 828 84% 636 740 86% 74 280 27%
Quesnel NCA 412 422 98% 412 422 98% 3 5 NSS
Rae Lake CARS 158 162 98% 162 167 97% 4 6 NSS
Rankin Inlet NCH 855 866 99% 863 873 99% 15 18 NSS
Red Deer ATS 874 878 100% 887 891 100% 4 4 NSS
Regina ATS/AA 972 1002 97% 1003 1015 99% 14 25 NSS
Repulse Bay CARS 140 142 99% 140 142 99% 4 4 NSS
Resolute CARS 704 864 81% 851 975 87% 75 168 45%
Sachs Harbour CARS 86 107 80% 86 119 73% 4 82 5%
Sandspit NCA 835 865 96% 879 904 97% 25 36 NSS
Saskatoon NCH 905 920 98% 918 929 99% 7 9 NSS
Slave Lake NCA 934 975 96% 960 993 97% 11 18 NSS
Smithers NCA/NCH 391 391 100% 391 391 100% 4 4 NSS
Springbank NCH 487 509 96% 506 515 98% 4 8 NSS
Stony Rapids NCA 877 917 96% 887 919 96% 18 22 NSS
Swift Current NCA 903 996 91% 926 1005 92% 30 52 58%
Taloyoak CARS 852 882 97% 873 896 97% 19 36 NSS
Terrace NCH 792 797 99% 800 804 99% 1 7 NSS
Teslin CARS 376 376 100% 374 375 100% 2 2 NSS
The Pas CWO 918 947 97% 929 954 97% 9 19 NSS
Thompson ATS 860 895 96% 903 925 98% 6 17 NSS
Tofino CWO 288 328 88% 315 348 90% 40 107 38%
Tuktoyaktuk CARS 308 373 83% 326 377 87% 23 62 36%
Vancouver NCH 1548 1555 100% 1563 1563 100% 0 0 NSS
Victoria CWO 798 799 100% 798 799 100% 1 1 NSS
Victoria Harbour ATS 381 393 97% 383 393 97% 1 2 NSS
Watson Lake CARS 871 886 98% 884 889 99% 1 2 NSS
Whitecourt ATS 205 209 98% 207 210 99% 5 10 NSS
Whitehorse NCH 839 841 100% 842 843 100% 1 1 NSS
Williams Lake NCH 776 776 100% 776 776 100% 0 0 NSS
Winnipeg NCH/AA 852 863 99% 868 879 99% 1 4 NSS
Yellowknife NCH 796 804 99% 818 822 99% 5 5 NSS
Yorkton NCA 677 690 98% 691 698 99% 9 10 NSS
*Note: NSS stands for Not Statistically Significant
**Note: N/A stands for Not Applicable