FPCN39 CWLW 031430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 3 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 12/POOR 254 7 52/FAIR 820 10 27/POOR 563 8 KAMLOOPS 15/POOR 419 14 42/FAIR 957 8 42/FAIR 780 14 OKANAGAN 14/POOR 545 10 23/POOR 894 5 39/FAIR 822 13 CASTLEGAR 15/POOR 614 5 25/POOR 968 7 47/FAIR 907 15 CRANBROOK 16/POOR 1014 20 40/FAIR 1776 10 29/POOR 1360 7 REVELSTOKE 12/POOR 470 9 36/FAIR 1109 11 29/POOR 790 13 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 NW 17 CRANBROOK NW 9 NW 28 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 20/POOR 639 21 37/FAIR 1294 3 43/FAIR 966 19 100 MILE 12/POOR 961 15 35/FAIR 1502 7 38/FAIR 1335 21 WILLIAMS LK 13/POOR 968 17 46/FAIR 1622 3 36/FAIR 1320 20 PUNTZI MNT 14/POOR 980 16 39/FAIR 1537 9 20/POOR 1154 8 PR. GEORGE 38/FAIR 940 22 38/FAIR 1162 8 46/FAIR 1101 13 BURNS LAKE 21/POOR 840 21 32/POOR 1224 3 36/FAIR 1070 10 SMITHERS 12/POOR 555 18 26/POOR 1058 5 40/FAIR 879 15 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NW 9 N 22 SMITHERS E 11 0 0 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 17/POOR 494 12 18/POOR 599 10 13/POOR 432 11 FT STJOHN 20/POOR 953 9 19/POOR 829 5 15/POOR 802 13 WHITEHORSE 14/POOR 745 14 13/POOR 719 24 14/POOR 742 25 DAWSON 15/POOR 413 25 12/POOR 382 27 12/POOR 383 25 WATSON LAKE 13/POOR 727 18 12/POOR 723 3 12/POOR 725 3 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 22 W 33 WATSON LAKE W 44 NW 48 WHITEHORSE SW 44 W 31 MAYO W 26 W 43 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 20/POOR 114 13 17/POOR 61 21 12/POOR 14 21 FRASER VLY 18/POOR 143 12 21/POOR 198 22 12/POOR 77 16 SRN VRISL 19/POOR 130 11 24/POOR 151 16 15/POOR 69 14 CNTRL VRISL 16/POOR 100 8 31/POOR 332 11 19/POOR 146 11 NRN VRISL 14/POOR 62 8 18/POOR 160 12 13/POOR 38 24 TERRACE 13/POOR 256 12 22/POOR 539 12 18/POOR 366 14 STEWART 12/POOR 49 14 15/POOR 110 6 14/POOR 53 18 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER E 35 E 22 0 0 SANDSPIT E 25 SE 22 SE 15 PORT HARDY SE 20 E 19 E 17 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/