FPCN39 CWLW 211503 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 21 NOVEMBER 2001 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF LOCAL MOUNTAINS OR HILLS. 21-November-2001 SOUTHERN INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FRASER CANYON 15/POOR 30 267 97/GOOD 30 1229 65/GOOD 28 729 KAMLOOPS 25/POOR 21 491 91/GOOD 26 1346 72/GOOD 33 846 OKANAGAN 36/FAIR 23 697 80/GOOD 20 1456 67/GOOD 29 956 CASTLEGAR 17/POOR 17 581 65/GOOD 14 1495 58/GOOD 23 995 CRANBROOK 16/POOR 16 1024 82/GOOD 21 1939 60/GOOD 24 1439 REVELSTOKE 25/POOR 14 658 68/GOOD 15 1443 51/FAIR 19 943 GOLDEN 14/POOR 13 861 68/GOOD 15 1785 42/FAIR 17 1190 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 0 SW 41 SW 57 CRANBROOK 0 SW 37 W 50 CENTRAL INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M QUESNEL 41/FAIR 28 788 84/GOOD 22 1545 38/FAIR 12 1042 100 MILE 39/FAIR 27 1170 85/GOOD 23 1925 39/FAIR 21 1240 WILLIAMS LAKE 42/FAIR 27 1197 74/GOOD 20 1802 32/POOR 15 1240 PUNTZI MTN 21/POOR 28 993 99/GOOD 20 2486 37/FAIR 19 1211 PRINCE GEORGE 20/POOR 26 771 85/GOOD 23 1691 29/POOR 10 1091 BURNS LAKE 19/POOR 31 773 87/GOOD 24 1715 19/POOR 10 906 SMITHERS 17/POOR 25 585 75/GOOD 18 1523 25/POOR 10 823 MCBRIDE 26/POOR 17 928 71/GOOD 16 1730 49/FAIR 14 1356 CLEARWATER 28/POOR 17 618 78/GOOD 19 1396 55/GOOD 21 896 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE 0 SW 44 SW 31 SMITHERS 0 S 33 S 41 NORTHERN BC/YUKON TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FORT NELSON 9/POOR 4 399 16/POOR 7 573 22/POOR 16 533 FT ST JOHN 14/POOR 17 746 14/POOR 13 771 14/POOR 15 753 WHITEHORSE 20/POOR 18 823 10/POOR 18 710 11/POOR 17 726 DAWSON 12/POOR 14 406 10/POOR 14 385 12/POOR 30 389 WATSON LAKE 10/POOR 12 703 9/POOR 9 698 10/POOR 5 719 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE 0 S 43 S 26 WATSON LAKE 0 SE 28 S 35 WHITEHORSE 0 SE 43 S 33 MAYO 0 S 28 S 30 COAST TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M VANCOUVER 20/POOR 39 56 85/GOOD 38 602 99/GOOD 55 602 FRASER VALLEY 16/POOR 31 97 68/GOOD 25 658 88/GOOD 41 658 SRN VAN ISLD 17/POOR 34 63 77/GOOD 31 619 99/GOOD 55 619 CNTRL VAN ISLD 21/POOR 31 98 77/GOOD 31 624 96/GOOD 49 624 NRN VAN ISLD 12/POOR 28 42 79/GOOD 33 622 88/GOOD 41 622 TERRACE 12/POOR 24 237 56/GOOD 18 817 33/POOR 8 817 STEWART 11/POOR 19 26 60/GOOD 20 607 43/FAIR 12 607 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 65 SW 52 SW 54 SANDSPIT SW 44 SW 50 SW 50 PORT HARDY S 33 SE 39 S 37 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/