FPCN39 CWLW 291430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 29 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 20/POOR 376 13 27/POOR 410 19 23/POOR 402 15 KAMLOOPS 25/POOR 522 15 12/POOR 373 13 16/POOR 472 14 OKANAGAN 26/POOR 691 15 22/POOR 546 20 18/POOR 603 12 CASTLEGAR 20/POOR 630 14 27/POOR 768 10 14/POOR 739 1 CRANBROOK 15/POOR 1060 6 18/POOR 1126 9 22/POOR 1364 6 REVELSTOKE 17/POOR 544 17 12/POOR 465 11 21/POOR 818 8 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 20 SW 44 CRANBROOK W 11 W 48 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 40/FAIR 764 24 22/POOR 689 16 27/POOR 688 29 100 MILE 44/FAIR 1171 25 13/POOR 971 22 25/POOR 1089 27 WILLIAMS LK 30/POOR 1100 24 13/POOR 979 18 19/POOR 1044 26 PUNTZI MNT 14/POOR 968 10 14/POOR 991 8 33/POOR 1066 17 PR. GEORGE 24/POOR 823 20 19/POOR 837 10 34/FAIR 877 30 BURNS LAKE 16/POOR 795 12 16/POOR 801 17 13/POOR 741 29 SMITHERS 21/POOR 674 14 15/POOR 586 15 14/POOR 563 26 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 13 0 0 SMITHERS SE 26 S 17 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 400 12 12/POOR 429 3 13/POOR 424 13 FT STJOHN 12/POOR 717 17 13/POOR 749 6 15/POOR 758 19 WHITEHORSE 20/POOR 782 25 12/POOR 714 32 12/POOR 709 28 DAWSON 33/POOR 510 34 21/POOR 433 38 14/POOR 396 26 WATSON LAKE 12/POOR 702 5 12/POOR 699 6 12/POOR 706 8 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SE 33 S 33 WATSON LAKE S 22 S 24 WHITEHORSE S 43 S 57 MAYO S 52 S 57 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 35/POOR 205 10 13/POOR 15 20 13/POOR 25 14 FRASER VLY 14/POOR 98 12 12/POOR 69 22 12/POOR 71 17 SRN VRISL 24/POOR 137 12 13/POOR 49 12 12/POOR 33 5 CNTRL VRISL 23/POOR 129 23 15/POOR 123 14 15/POOR 100 11 NRN VRISL 14/POOR 42 34 12/POOR 26 34 12/POOR 30 25 TERRACE 13/POOR 256 13 12/POOR 227 15 30/POOR 368 21 STEWART 24/POOR 168 17 13/POOR 40 18 16/POOR 83 26 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 25 SW 37 SW 52 SANDSPIT S 59 S 43 S 35 PORT HARDY S 42 SW 33 W 43 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/