FPCN39 CWLW 171430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 17 JANUARY 2001 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 13/POOR 262 18 23/POOR 395 15 19/POOR 348 16 KAMLOOPS 12/POOR 384 7 19/POOR 483 12 42/FAIR 572 20 OKANAGAN 22/POOR 561 18 27/POOR 701 14 41/FAIR 725 20 CASTLEGAR 17/POOR 744 5 19/POOR 870 6 20/POOR 767 6 CRANBROOK 27/POOR 1124 11 30/POOR 1366 10 22/POOR 1250 11 REVELSTOKE 22/POOR 670 8 17/POOR 730 9 22/POOR 694 11 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 9 W 26 CRANBROOK W 9 NW 30 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 22/POOR 655 16 17/POOR 605 24 38/FAIR 699 33 100 MILE 16/POOR 998 10 28/POOR 1089 24 35/FAIR 1094 31 WILLIAMS LK 15/POOR 999 12 24/POOR 1071 21 42/FAIR 1126 31 PUNTZI MNT 13/POOR 937 13 13/POOR 944 12 41/FAIR 1097 24 PR. GEORGE 16/POOR 755 13 13/POOR 709 25 25/POOR 812 27 BURNS LAKE 15/POOR 766 17 14/POOR 756 19 26/POOR 832 31 SMITHERS 18/POOR 614 22 13/POOR 556 15 17/POOR 583 26 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 43 SW 33 SMITHERS SW 46 W 52 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 402 20 13/POOR 413 26 13/POOR 420 23 FT STJOHN 14/POOR 743 13 12/POOR 717 12 20/POOR 824 12 WHITEHORSE 33/POOR 867 29 13/POOR 723 31 13/POOR 719 33 DAWSON 33/POOR 491 40 29/POOR 463 43 13/POOR 378 42 WATSON LAKE 12/POOR 715 9 15/POOR 751 20 16/POOR 733 29 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 37 SW 57 WATSON LAKE S 46 S 46 WHITEHORSE S 48 SW 74 MAYO SE 57 S 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 19/POOR 42 12 55/GOOD 266 25 17/POOR 38 39 FRASER VLY 15/POOR 116 14 14/POOR 92 15 13/POOR 70 20 SRN VRISL 25/POOR 66 14 37/FAIR 276 12 17/POOR 50 34 CNTRL VRISL 27/POOR 184 16 52/FAIR 331 16 50/FAIR 465 29 NRN VRISL 47/FAIR 297 31 44/FAIR 349 29 46/FAIR 345 50 TERRACE 22/POOR 243 20 46/FAIR 285 19 46/FAIR 384 33 STEWART 41/FAIR 241 22 43/FAIR 351 16 43/FAIR 237 25 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SE 24 SW 33 W 50 SANDSPIT SW 29 SW 41 SW 50 PORT HARDY S 40 W 30 W 48 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/