FPCN39 CWLW 131430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 13 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 21/POOR 434 8 30/POOR 744 4 63/GOOD 477 31 KAMLOOPS 17/POOR 495 9 26/POOR 802 7 26/POOR 435 37 OKANAGAN 19/POOR 763 5 28/POOR 1096 5 32/POOR 547 39 CASTLEGAR 17/POOR 658 5 44/FAIR 1180 9 32/POOR 675 22 CRANBROOK 16/POOR 1059 2 50/FAIR 1505 13 36/FAIR 1127 24 REVELSTOKE 19/POOR 698 3 38/FAIR 1132 7 26/POOR 583 24 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 17 W 43 CRANBROOK W 13 W 35 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 17/POOR 631 12 18/POOR 837 2 15/POOR 577 38 100 MILE 15/POOR 1028 9 18/POOR 1299 0 28/POOR 1027 38 WILLIAMS LK 13/POOR 986 11 15/POOR 1282 4 15/POOR 975 38 PUNTZI MNT 15/POOR 991 8 19/POOR 1131 9 48/FAIR 1075 44 PR. GEORGE 14/POOR 755 19 16/POOR 917 4 13/POOR 712 11 BURNS LAKE 44/FAIR 1091 17 47/FAIR 1038 13 62/GOOD 1042 21 SMITHERS 46/FAIR 856 19 21/POOR 644 16 83/GOOD 954 18 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE 0 0 NW 17 SMITHERS SE 11 W 22 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 405 15 24/POOR 504 22 14/POOR 460 19 FT STJOHN 13/POOR 717 15 12/POOR 743 7 51/FAIR 1074 24 WHITEHORSE 53/FAIR 1013 10 16/POOR 798 20 12/POOR 718 25 DAWSON 12/POOR 373 7 12/POOR 370 7 12/POOR 373 7 WATSON LAKE 14/POOR 731 15 17/POOR 775 19 14/POOR 763 12 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE NE 13 N 19 WATSON LAKE E 30 N 20 WHITEHORSE NE 46 NE 74 MAYO NE 52 NE 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 23/POOR 427 30 46/FAIR 525 12 32/POOR 109 38 FRASER VLY 23/POOR 178 17 37/FAIR 542 14 24/POOR 150 39 SRN VRISL 53/FAIR 510 12 53/FAIR 607 12 43/FAIR 145 46 CNTRL VRISL 35/FAIR 275 15 43/FAIR 689 4 75/GOOD 270 36 NRN VRISL 29/POOR 179 21 16/POOR 77 18 23/POOR 82 50 TERRACE 56/GOOD 412 18 56/GOOD 527 14 56/GOOD 524 10 STEWART 27/POOR 193 21 18/POOR 88 17 44/FAIR 205 23 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NE 11 NW 22 NW 56 SANDSPIT W 12 NW 43 NW 56 PORT HARDY SW 33 W 39 NW 56 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/