TAF performance measurement results for NAV CANADA
                          Forecast Type: BOTH   Issue Time: 0000-2359Z   Hours into TAF: 1-6   Months: Oct.   Year(s): 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 743 811 92% 786 842 93% 46 107 43%
Bathurst CWO 580 602 96% 589 608 97% 21 34 NSS
Big Trout Lake NCA 778 846 92% 787 850 93% 61 124 50%
Blanc Sablon CWO 748 822 91% 803 868 93% 96 198 48%
Buttonville CWO 801 844 95% 832 868 96% 44 91 48%
Cartwright CWO 763 831 92% 739 804 92% 98 211 46%
Chapleau CWO 316 368 86% 316 368 86% 29 111 26%
Charlottetown NCH 797 840 95% 843 862 98% 10 21 NSS
Chibougamau-Chapais CWO 279 324 86% 316 369 86% 44 111 40%
Churchill Falls NCA 672 850 79% 773 908 85% 90 181 49%
Deer Lake NCH 827 895 92% 911 963 95% 33 49 NSS
Dorval NCH 1544 1560 99% 1594 1596 100% 1 1 NSS
Dryden NCA 844 936 90% 951 1008 94% 25 51 49%
Earlton NCA 351 371 95% 373 388 96% 19 48 NSS
Fredericton NCA 773 854 91% 806 882 91% 18 55 32%
Gander NCH 671 760 88% 868 970 90% 65 157 41%
Gaspé NCH 819 845 97% 837 860 97% 22 48 NSS
Gatineau NCH 397 425 94% 408 427 95% 18 30 NSS
Geraldton CWO 688 835 82% 790 903 87% 73 227 32%
Gore Bay NCA 375 390 96% 384 399 96% 5 24 NSS
Halifax NCH 1401 1488 94% 1533 1600 96% 33 101 33%
Hamilton NCH 738 810 91% 789 866 91% 25 103 24%
Havre St Pierre NCA 806 874 92% 842 896 94% 58 117 50%
Îles de la Madeleine NCH 560 580 97% 565 592 95% 10 32 NSS
Inukjuak AWOS/CARS 734 887 83% 832 982 85% 155 311 50%
Ivujivik CARS 128 134 96% 137 140 98% 20 31 NSS
Kapuskasing CWO 678 823 82% 739 883 84% 91 242 37%
Kenora NCH 828 907 91% 877 942 93% 23 40 57%
Kingston NCH 555 575 97% 580 592 98% 7 12 NSS
Kuujjuaq ATS 705 827 85% 880 930 95% 25 61 41%
Kuujjuarapik CWO 646 790 82% 732 847 86% 137 265 52%
La Grande IV NCA 195 243 80% 224 263 85% 36 59 NSS
La Grande Rivière NCH 564 806 70% 644 881 73% 125 411 30%
London NCH 835 909 92% 946 1005 94% 55 119 46%
Marathon CWO 176 187 94% 176 187 94% 13 28 NSS
Mary's Harbour AWOS/CWO 441 541 82% 486 591 82% 56 170 33%
Mirabel NCH 827 860 96% 906 921 98% 17 26 NSS
Moncton NCA/NCH 842 893 94% 912 937 97% 18 40 NSS
Mont-Joli NCH 826 846 98% 839 851 99% 15 28 NSS
Moosonee NCA 346 381 91% 387 416 93% 26 45 NSS
Muskoka NCA 528 590 89% 542 605 89% 23 70 33%
Nain CWO 364 403 90% 321 355 91% 26 140 18%
Natashquan AWOS 760 831 92% 801 862 93% 54 97 55%
North Bay NCH 756 887 85% 877 983 89% 69 205 34%
Ottawa NCH 1489 1576 94% 1637 1655 99% 12 25 NSS
Peterborough NCA 621 653 95% 637 663 96% 18 44 NSS
Pickle Lake NCA/NCH 388 423 92% 410 437 94% 12 35 NSS
Puvirnituq CARS 174 197 88% 188 205 92% 21 30 NSS
Quaqtaq CARS 147 163 90% 150 167 90% 12 35 NSS
Quebec City NCH 829 871 95% 896 923 97% 35 53 NSS
Red Lake NCA/NCH 559 657 85% 624 696 90% 37 65 57%
Roberval CWO 604 633 95% 616 640 96% 4 14 NSS
Rouyn-Noranda NCH 717 856 84% 774 906 85% 82 234 35%
Sable Island AWOS 386 404 96% 386 404 96% 13 61 NSS
Saint John NCH 729 789 92% 805 844 95% 22 71 31%
Sarnia NCA 531 552 96% 559 572 98% 8 12 NSS
Sault Ste Marie NCH 795 872 91% 906 937 97% 32 68 NSS
Schefferville AWOS 703 821 86% 819 927 88% 78 155 50%
Sept-Îles ATS 731 809 90% 800 877 91% 68 125 54%
Sherbrooke NCA 438 462 95% 448 473 95% 8 26 NSS
Sioux Lookout NCH 791 872 91% 849 928 92% 40 94 42%
St Anthony NCA 746 836 89% 801 881 91% 115 244 47%
St Catharines NCH 208 219 95% 216 227 95% 6 15 NSS
St Hubert NCA 819 847 97% 847 866 98% 18 29 NSS
St John's NCH 721 818 88% 976 1013 96% 61 103 59%
Stephenville CWO 882 912 97% 973 980 99% 22 43 NSS
Sudbury NCH 739 838 88% 839 920 91% 48 200 24%
Sydney CWO 819 860 95% 869 893 97% 18 37 NSS
Tasiujaq CARS 124 133 93% 127 135 94% 9 42 NSS
Thunder Bay NCH 814 828 98% 847 854 99% 17 35 NSS
Timmins NCH 677 791 86% 798 901 89% 54 157 34%
Toronto City Centre NCA 785 821 96% 834 855 98% 9 22 NSS
Toronto LBPI NCH 1488 1548 96% 1589 1625 98% 20 35 NSS
Val-d'Or NCA/NCH 680 774 88% 813 898 91% 64 151 43%
Wabush NCH 691 782 88% 849 904 94% 72 104 69%
Waskaganish CARS 65 80 81% 70 82 85% 11 20 NSS
Waterloo/Wellington NCA 610 689 89% 710 768 92% 24 71 34%
Wawa CWO 210 232 90% 203 224 91% 29 57 NSS
Wiarton CWO 378 413 91% 394 426 92% 10 34 NSS
Windsor CWO 847 881 96% 902 929 97% 45 61 NSS
Yarmouth NCH 764 817 94% 798 851 94% 41 125 33%
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 634 737 86% 682 785 87% 53 261 20%
Arctic Bay NCH 139 145 96% 126 141 89% 5 8 NSS
Arviat NCA/NCH 674 819 82% 745 863 86% 111 227 49%
Baker Lake CARS 788 861 92% 859 903 95% 74 98 NSS
Bella Bella NCA 293 370 79% 259 333 78% 50 235 21%
Brandon NCH 802 818 98% 812 829 98% 15 23 NSS
Buffalo Narrows NCH 401 428 94% 405 432 94% 11 47 NSS
Burwash NCA/NCH 752 774 97% 661 714 93% 61 88 69%
Calgary Intl NCH 1577 1598 99% 1634 1653 99% 3 7 NSS
Cambridge Bay CARS 529 796 66% 729 930 78% 200 361 55%
Campbell River NCH 332 356 93% 390 418 93% 17 60 NSS
Cape Dorset NCA/NCH 653 803 81% 653 803 81% 131 310 42%
Castlegar NCH 374 385 97% 295 329 90% 10 116 9%
Churchill NCH 644 783 82% 877 984 89% 61 149 41%
Clyde River NCA/NCH 438 466 94% 438 466 94% 25 35 NSS
Coral Harbour CARS 661 736 90% 672 751 89% 47 168 28%
Cranbrook NCH 659 698 94% 663 705 94% 15 157 9%
Dauphin NCA 792 818 97% 806 833 97% 18 28 NSS
Dawson City NCH 153 177 87% 130 166 78% 9 28 NSS
Dawson Creek NCA 328 331 99% 331 333 100% 7 9 NSS
Dease Lake NCA 310 367 84% 281 344 82% 30 85 35%
Deline CARS 149 181 82% 155 184 84% 11 16 NSS
Edmonton Intl NCH 1507 1521 99% 1554 1554 100% 2 2 NSS
Edmonton Muni AWOS 791 823 96% 808 831 97% 9 19 NSS
Estevan CWO 377 391 96% 381 394 97% 3 13 NSS
Eureka CWO 369 449 82% 373 453 82% 34 80 42%
Faro CARS 172 178 97% 169 172 99% 4 15 NSS
Fort Chipewyan NCA 180 211 85% 185 213 87% 11 23 NSS
Fort Good Hope CARS 71 73 97% 73 74 98% 1 1 NSS
Fort McMurray NCA 728 826 88% 802 902 89% 24 87 27%
Fort McPherson CARS 129 149 86% 134 150 89% 5 19 NSS
Fort Nelson NCH 752 783 96% 815 822 99% 10 22 NSS
Fort Simpson CARS 802 936 86% 840 964 87% 66 104 63%
Fort Smith CARS 798 858 93% 855 897 95% 34 55 NSS
Fort St John NCH 757 821 92% 800 843 95% 15 32 NSS
Gillam CWO 723 879 82% 852 974 87% 54 202 27%
Gjoa Haven NCA/NCH 539 816 66% 633 871 73% 125 349 36%
Grande Prairie NCH 779 848 92% 832 899 93% 7 23 29%
Hall Beach NCA/NCH 632 781 81% 683 829 82% 127 290 44%
Hay River CARS 809 858 94% 851 882 96% 22 37 NSS
High Level NCA/NCH 769 857 90% 802 878 91% 33 125 26%
Holman CARS 99 106 93% 107 115 93% 18 25 NSS
Igloolik CARS 131 154 85% 134 159 85% 10 44 NSS
Inuvik ATS/NCH 773 838 92% 843 890 95% 44 91 49%
Iqaluit ATS/AA 693 797 87% 826 901 92% 41 126 32%
Island Lake CWO 778 876 89% 855 922 93% 71 103 69%
Kamloops NCH 770 806 95% 698 737 95% 14 172 8%
Kelowna NCA 697 784 89% 697 784 89% 27 180 15%
Key Lake NCA 384 454 85% 452 486 93% 13 19 NSS
Kugaaruk CARS 126 164 77% 141 170 83% 18 35 NSS
Kugluktuk CARS 740 884 84% 787 927 85% 121 216 56%
La Ronge NCH 757 823 92% 784 841 93% 37 61 61%
Lethbridge NCH/AWOS 759 792 96% 790 808 98% 6 24 NSS
Lloydminster NCA/NCH 803 853 94% 839 878 96% 29 43 NSS
Lutselk'e CARS 115 122 95% 115 122 95% 1 5 NSS
Lynn Lake NCA 862 947 91% 905 973 93% 70 116 60%
Mackenzie NCA 533 561 95% 533 561 95% 26 68 NSS
Masset CWO 331 369 90% 345 381 91% 12 29 NSS
Mayo CARS 755 789 96% 675 737 92% 50 102 49%
Medicine Hat NCA/NCH 781 783 100% 786 793 99% 4 7 NSS
Nanaimo NCH 317 359 88% 335 370 91% 20 76 26%
Norman Wells NCH 793 863 92% 809 876 92% 55 81 68%
North Battleford NCA 819 845 97% 836 862 97% 24 38 NSS
Norway House NCA 754 815 93% 778 831 94% 43 89 48%
Old Crow NCH 324 368 88% 274 341 80% 48 93 52%
Pangnirtung NCA/NCH 150 151 99% 101 115 88% 18 43 NSS
Paulatuk CARS 147 174 84% 158 184 86% 6 23 NSS
Peace River ATS 802 826 97% 835 855 98% 20 25 NSS
Penticton NCH 792 812 98% 655 719 91% 30 172 17%
Pond Inlet NCA/NCH 823 862 95% 837 874 96% 43 53 NSS
Port Hardy NCH 665 754 88% 745 844 88% 65 233 28%
Prince Albert ATS 769 845 91% 869 892 97% 11 15 NSS
Prince George NCA 675 759 89% 709 809 88% 64 225 29%
Prince Rupert NCA 688 841 82% 799 914 87% 74 178 41%
Qikiqtarjuaq NCA/NCH 720 783 92% 553 657 84% 124 277 45%
Quesnel NCA 302 363 83% 295 356 83% 50 167 30%
Rae Lake CARS 147 172 85% 160 181 88% 5 15 NSS
Rankin Inlet NCH 665 750 89% 757 829 91% 76 184 41%
Red Deer ATS 809 829 98% 823 848 97% 5 11 NSS
Regina NCH 811 867 94% 863 888 97% 18 26 NSS
Repulse Bay CARS 149 155 96% 150 155 97% 17 34 NSS
Resolute CARS 692 851 81% 835 951 88% 79 168 47%
Sachs Harbour CARS 123 139 88% 144 160 90% 13 31 NSS
Sandspit NCA 725 803 90% 818 860 95% 42 78 53%
Saskatoon NCH 814 823 99% 845 846 100% 0 1 NSS
Slave Lake NCA 798 804 99% 810 816 99% 11 14 NSS
Smithers NCA/NCH 335 384 87% 335 384 87% 22 90 24%
Springbank NCH 392 401 98% 404 418 97% 3 10 NSS
Stony Rapids NCA 813 861 94% 827 867 95% 47 64 NSS
Swift Current NCA 800 877 91% 826 901 92% 25 56 44%
Taloyoak CARS 733 819 90% 767 852 90% 70 137 51%
Terrace NCH 624 775 80% 711 867 82% 85 257 33%
Teslin CARS 181 182 99% 170 174 98% 11 16 NSS
The Pas CWO 841 862 98% 859 867 99% 35 39 NSS
Thompson ATS 779 870 90% 926 969 96% 42 73 57%
Tofino CWO 273 314 87% 287 329 87% 38 87 44%
Tuktoyaktuk CARS 356 418 85% 385 433 89% 29 65 44%
Vancouver NCH 1101 1197 92% 1259 1372 92% 87 372 23%
Victoria NCH 636 698 91% 748 808 93% 64 177 37%
Victoria Harbour ATS 335 371 90% 346 386 90% 36 113 32%
Watson Lake CARS 785 840 93% 823 860 96% 19 29 NSS
Wekweeti NCA 313 385 81% 121 226 53% 60 289 21%
Whitecourt ATS 190 194 98% 194 199 97% 2 9 NSS
Whitehorse NCH 777 812 96% 799 825 97% 28 41 NSS
Williams Lake NCH 770 807 95% 771 808 95% 34 50 NSS
Winnipeg NCH/AA 759 781 97% 807 807 100% 1 1 NSS
Yellowknife NCH 812 899 90% 945 987 96% 13 51 26%
Yorkton NCA 595 616 97% 603 620 97% 10 16 NSS
*Note: NSS stands for Not Statistically Significant