FPCN39 CWLW 041431 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST MONDAY 4 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 15/POOR 302 12 14/POOR 366 4 15/POOR 374 14 KAMLOOPS 22/POOR 513 10 25/POOR 693 4 20/POOR 582 10 OKANAGAN 16/POOR 513 13 26/POOR 686 8 16/POOR 685 10 CASTLEGAR 16/POOR 567 13 24/POOR 816 6 20/POOR 780 6 CRANBROOK 12/POOR 964 9 19/POOR 1315 4 31/POOR 1298 11 REVELSTOKE 16/POOR 557 8 23/POOR 764 7 19/POOR 733 4 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 15 W 35 CRANBROOK 0 0 W 26 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 32/POOR 739 22 37/FAIR 865 12 15/POOR 594 21 100 MILE 12/POOR 958 23 42/FAIR 1337 9 23/POOR 1109 20 WILLIAMS LK 12/POOR 963 23 33/POOR 1339 4 20/POOR 1086 18 PUNTZI MNT 13/POOR 976 4 15/POOR 1075 2 14/POOR 945 18 PR. GEORGE 20/POOR 791 20 27/POOR 883 17 13/POOR 717 25 BURNS LAKE 16/POOR 835 6 15/POOR 806 10 13/POOR 741 26 SMITHERS 19/POOR 655 11 14/POOR 578 8 73/GOOD 903 24 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 30 W 43 SMITHERS W 33 W 39 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 414 17 13/POOR 415 9 13/POOR 401 22 FT STJOHN 22/POOR 886 9 13/POOR 711 31 15/POOR 728 37 WHITEHORSE 19/POOR 787 24 13/POOR 721 25 13/POOR 713 35 DAWSON 13/POOR 389 26 12/POOR 377 32 14/POOR 391 36 WATSON LAKE 13/POOR 745 5 12/POOR 738 10 13/POOR 707 25 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 30 W 33 WATSON LAKE W 50 W 50 WHITEHORSE SW 43 SW 57 MAYO S 20 SW 24 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 61 31 13/POOR 23 10 14/POOR 71 5 FRASER VLY 15/POOR 102 21 13/POOR 94 8 16/POOR 192 5 SRN VRISL 19/POOR 102 17 17/POOR 115 9 16/POOR 123 9 CNTRL VRISL 20/POOR 130 20 19/POOR 223 2 16/POOR 213 3 NRN VRISL 19/POOR 108 21 33/POOR 317 11 23/POOR 167 15 TERRACE 14/POOR 276 14 20/POOR 379 11 13/POOR 253 21 STEWART 20/POOR 143 14 13/POOR 78 11 14/POOR 56 24 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 NW 24 NW 46 SANDSPIT S 42 SW 35 SW 43 PORT HARDY S 11 W 9 W 30 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MWSO