FPCN39 CWLW 121430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST TUESDAY 11 DECEMBER 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. 11-December-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 16/POOR 14 327 40/FAIR 4 1844 99/GOOD 24 2129 KAMLOOPS 12/POOR 6 436 30/POOR 6 1046 91/GOOD 22 1546 OKANAGAN 19/POOR 11 633 33/POOR 7 1156 87/GOOD 20 1656 CASTLEGAR 10/POOR 6 539 27/POOR 4 1345 57/GOOD 13 1345 CRANBROOK 18/POOR 19 1029 30/POOR 5 1759 75/GOOD 15 2139 REVELSTOKE 14/POOR 7 583 17/POOR 3 967 57/GOOD 15 1193 GOLDEN 13/POOR 10 864 29/POOR 6 1427 60/GOOD 15 1585 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 N 33 NW 44 CRANBROOK NW 22 W 15 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 15/POOR 14 628 26/POOR 8 945 66/GOOD 24 1145 100 MILE 11/POOR 5 1027 26/POOR 6 1490 73/GOOD 20 1790 WILLIAMS LAKE 12/POOR 8 1009 40/FAIR 13 1440 68/GOOD 25 1540 PUNTZI MTN 12/POOR 9 971 46/FAIR 9 1810 82/GOOD 15 2310 PRINCE GEORGE 13/POOR 15 744 27/POOR 10 1041 61/GOOD 25 1191 BURNS LAKE 14/POOR 16 775 22/POOR 5 1215 55/GOOD 16 1365 SMITHERS 16/POOR 15 606 22/POOR 8 823 62/GOOD 15 1373 MCBRIDE 21/POOR 12 917 27/POOR 10 1080 73/GOOD 19 1630 CLEARWATER 13/POOR 7 494 25/POOR 8 784 73/GOOD 20 1246 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 30 NW 43 SMITHERS W 37 W 24 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 10/POOR 6 404 9/POOR 1 407 10/POOR 9 402 FT ST JOHN 10/POOR 8 725 12/POOR 13 738 53/FAIR 25 1095 WHITEHORSE 10/POOR 7 741 13/POOR 18 744 17/POOR 15 803 DAWSON 24/POOR 18 533 15/POOR 27 409 9/POOR 16 374 WATSON LAKE 11/POOR 7 732 10/POOR 3 734 10/POOR 26 696 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 30 W 35 WATSON LAKE W 46 W 52 WHITEHORSE W 41 W 37 MAYO W 31 W 35 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 22/POOR 15 162 54/FAIR 12 852 87/GOOD 30 802 FRASER VALLEY 18/POOR 13 183 28/POOR 18 258 74/GOOD 25 758 SQUAMISH 11/POOR 10 95 18/POOR 13 186 67/GOOD 21 752 SRN VAN ISLD 10/POOR 5 53 78/GOOD 12 1619 99/GOOD 35 1619 CNTRL VAN ISLD 13/POOR 7 125 38/FAIR 15 424 75/GOOD 30 624 NRN VAN ISLD 16/POOR 29 65 25/POOR 10 322 55/GOOD 30 372 TERRACE 12/POOR 17 252 29/POOR 8 717 45/FAIR 13 817 STEWART 12/POOR 15 40 26/POOR 8 407 43/FAIR 12 607 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 NW 20 NW 44 SANDSPIT W 9 W 19 NW 59 PORT HARDY SW 35 W 37 NW 69 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/