FPCN39 CWLW 061430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 6 DECEMBER 2000 FOR TODAY. VENTILATION INDICES AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/HR. SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. SOUTHERN INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FRSR CANYON 14/POOR 275 18 30/POOR 450 17 29/POOR 456 14 KAMLOOPS 14/POOR 408 12 14/POOR 466 6 31/POOR 607 14 OKANAGAN 23/POOR 552 19 23/POOR 587 15 25/POOR 605 13 CASTLEGAR 17/POOR 632 6 27/POOR 832 6 50/FAIR 1062 16 CRANBROOK 13/POOR 979 14 33/POOR 900 15 36/FAIR 1607 5 REVELSTOKE 18/POOR 578 12 24/POOR 701 11 39/FAIR 760 7 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 26 W 44 CRANBROOK W 19 W 63 CENTRAL INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) QUESNEL 16/POOR 597 19 12/POOR 562 18 32/POOR 748 1 100 MILE 14/POOR 977 11 14/POOR 990 17 40/FAIR 1000 12 WILLIAMS LK 15/POOR 991 12 14/POOR 999 21 21/POOR 1220 8 PUNTZI MNT 14/POOR 941 27 48/FAIR 1081 30 22/POOR 1170 8 PR. GEORGE 13/POOR 711 29 12/POOR 698 30 19/POOR 955 7 BURNS LAKE 18/POOR 784 33 12/POOR 725 24 15/POOR 858 4 SMITHERS 20/POOR 800 25 15/POOR 563 21 16/POOR 673 9 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 65 W 72 SMITHERS NW 35 NW 54 NORTHERN BC/YUKON *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FT NLSN 13/POOR 398 26 13/POOR 399 41 17/POOR 451 8 FT STJOHN 13/POOR 713 34 12/POOR 700 34 15/POOR 778 14 WHITEHORSE 13/POOR 725 31 12/POOR 708 30 12/POOR 724 15 DAWSON 12/POOR 378 11 12/POOR 374 24 13/POOR 411 15 WATSON LAKE 13/POOR 709 31 12/POOR 698 36 13/POOR 703 23 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 43 NW 57 WATSON LAKE W 67 NW 52 WHITEHORSE W 39 NW 33 MAYO W 57 W 63 COAST *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) VANCOUVER 15/POOR 49 18 13/POOR 54 4 19/POOR 71 24 FRASER VLY 15/POOR 108 14 13/POOR 109 0 41/FAIR 301 29 SRN VRISL 15/POOR 90 12 13/POOR 68 10 19/POOR 102 20 CNTRL VRISL 13/POOR 62 10 14/POOR 155 10 26/POOR 245 9 NRN VRISL 13/POOR 50 13 15/POOR 161 8 15/POOR 117 10 TERRACE 16/POOR 305 21 21/POOR 335 12 19/POOR 351 16 STEWART 70/GOOD 452 20 17/POOR 96 15 13/POOR 52 20 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 NW 26 NW 35 SANDSPIT N 29 N 31 NW 39 PORT HARDY NW 12 W 37 W 54 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/CC