FPCN39 CWLW 311430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 31 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 306 13 29/POOR 455 15 63/POOR 600 16 KAMLOOPS 21/POOR 480 12 14/POOR 404 12 65/POOR 500 20 OKANAGAN 40/FAIR 646 24 39/FAIR 706 18 32/POOR 600 16 CASTLEGAR 19/POOR 663 9 25/POOR 778 10 29/POOR 600 10 CRANBROOK 12/POOR 978 3 23/POOR 1173 6 32/POOR 600 21 REVELSTOKE 19/POOR 552 18 31/POOR 759 13 32/POOR 715 11 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 17 SW 35 CRANBROOK 0 0 W 31 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 23/POOR 649 26 22/POOR 665 20 17/POOR 652 21 100 MILE 25/POOR 1130 26 14/POOR 972 22 26/POOR 1131 23 WILLIAMS LK 23/POOR 1038 25 23/POOR 1084 17 16/POOR 1047 17 PUNTZI MNT 13/POOR 948 11 13/POOR 992 12 100/GOOD 1399 24 PR. GEORGE 15/POOR 736 27 12/POOR 707 21 16/POOR 754 27 BURNS LAKE 13/POOR 744 23 27/POOR 951 8 26/POOR 830 28 SMITHERS 13/POOR 565 15 20/POOR 781 3 17/POOR 591 27 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 30 SW 31 SMITHERS S 15 SW 19 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 12/POOR 408 3 12/POOR 406 15 12/POOR 388 9 FT STJOHN 13/POOR 718 28 12/POOR 711 24 14/POOR 719 38 WHITEHORSE 13/POOR 722 38 12/POOR 712 28 12/POOR 708 20 DAWSON 13/POOR 388 32 12/POOR 377 26 13/POOR 393 16 WATSON LAKE 12/POOR 702 2 12/POOR 695 12 12/POOR 705 3 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 30 SW 39 WATSON LAKE W 52 W 50 WHITEHORSE SW 52 SW 76 MAYO SW 59 W 70 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 24/POOR 142 26 15/POOR 37 19 20/POOR 132 14 FRASER VLY 13/POOR 84 16 15/POOR 126 15 28/POOR 434 1 SRN VRISL 14/POOR 77 17 21/POOR 182 11 16/POOR 109 14 CNTRL VRISL 35/FAIR 208 17 40/FAIR 700 11 35/FAIR 372 16 NRN VRISL 35/FAIR 106 14 40/FAIR 700 20 14/POOR 55 28 TERRACE 12/POOR 250 9 19/POOR 466 11 12/POOR 238 21 STEWART 32/POOR 270 14 13/POOR 67 12 13/POOR 50 26 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 14 W 20 W 33 SANDSPIT SE 53 S 57 S 61 PORT HARDY S 37 SW 33 SW 31 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/CC/MTNWC