FPCN39 CWLW 251430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST MONDAY 25 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 16/POOR 342 10 27/POOR 499 12 15/POOR 514 4 KAMLOOPS 22/POOR 498 13 47/FAIR 851 18 46/FAIR 817 5 OKANAGAN 25/POOR 583 19 25/POOR 475 15 24/POOR 734 11 CASTLEGAR 19/POOR 676 7 52/FAIR 1206 13 28/FAIR 1169 17 CRANBROOK 12/POOR 994 3 49/FAIR 1466 5 42/FAIR 1256 15 REVELSTOKE 22/POOR 619 12 26/POOR 748 12 23/POOR 683 12 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SE 25 W 35 CRANBROOK W 15 NW 32 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 44/FAIR 765 26 51/FAIR 854 23 22/POOR 736 18 100 MILE 36/FAIR 1124 23 43/FAIR 1212 22 22/POOR 1170 13 WILLIAMS LK 37/FAIR 1126 23 37/FAIR 1190 22 16/POOR 1094 11 PUNTZI MNT 17/POOR 986 12 17/POOR 1038 14 14/POOR 1014 6 PR. GEORGE 13/POOR 726 19 30/POOR 937 8 19/POOR 878 10 BURNS LAKE 29/POOR 918 14 17/POOR 819 13 14/POOR 775 12 SMITHERS 33/POOR 747 16 13/POOR 555 14 18/POOR 645 17 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 51 SW 42 SMITHERS S 42 SW 49 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 404 1 13/POOR 415 22 14/POOR 471 14 FT STJOHN 15/POOR 766 13 13/POOR 742 6 16/POOR 828 10 WHITEHORSE 12/POOR 716 3 12/POOR 719 17 16/POOR 756 29 DAWSON 12/POOR 382 17 12/POOR 378 27 20/POOR 436 31 WATSON LAKE 12/POOR 700 6 12/POOR 703 6 12/POOR 727 5 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SE 27 S 33 WATSON LAKE SE 40 S 39 WHITEHORSE SE 49 SE 43 MAYO SE 36 SE 22 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 77 30 16/POOR 31 31 38/FAIR 845 5 FRASER VLY 12/POOR 69 23 12/POOR 62 18 42/FAIR 1026 5 SRN VRISL 19/POOR 76 27 16/POOR 64 28 54/FAIR 1197 8 CNTRL VRISL 19/POOR 94 22 47/FAIR 521 36 50/FAIR 866 3 NRN VRISL 25/POOR 112 36 64/GOOD 1428 37 56/GOOD 1384 21 TERRACE 22/POOR 347 18 42/FAIR 1068 14 66/GOOD 1696 28 STEWART 22/POOR 119 19 43/FAIR 1058 18 63/GOOD 1458 20 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SE 31 SW 33 SW 53 SANDSPIT SW 46 SW 50 SW 54 PORT HARDY S 46 SW 78 SW 75 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/