FPCN39 CWLW 091430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 9 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 34/FAIR 608 16 37/FAIR 834 2 80/GOOD 861 13 KAMLOOPS 80/GOOD 1071 22 55/GOOD 686 16 79/GOOD 1008 17 OKANAGAN 52/FAIR 1069 14 53/FAIR 951 13 52/FAIR 1113 12 CASTLEGAR 49/FAIR 1069 6 52/FAIR 1379 9 100/GOOD 1391 14 CRANBROOK 52/FAIR 1598 16 53/FAIR 1384 11 100/GOOD 1794 17 REVELSTOKE 45/FAIR 899 10 47/FAIR 569 11 58/GOOD 1216 11 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 9 W 15 CRANBROOK 0 0 NW 11 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 42/FAIR 654 21 60/GOOD 1139 18 100/GOOD 1259 20 100 MILE 51/FAIR 1383 21 52/FAIR 1282 16 80/GOOD 1505 21 WILLIAMS LK 17/POOR 1024 23 45/FAIR 1203 16 85/GOOD 1578 19 PUNTZI MNT 34/FAIR 1276 14 42/FAIR 1456 9 72/GOOD 1640 12 PR. GEORGE 49/FAIR 1020 21 50/FAIR 1319 17 100/GOOD 1555 19 BURNS LAKE 46/FAIR 1233 14 48/FAIR 1332 13 94/GOOD 1473 16 SMITHERS 18/POOR 622 18 41/FAIR 923 13 59/GOOD 992 16 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NE 19 NE 9 SMITHERS E 20 N 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 16/POOR 441 21 32/POOR 628 16 13/POOR 443 12 FT STJOHN 30/POOR 1174 7 49/FAIR 1358 13 47/FAIR 1330 8 WHITEHORSE 21/POOR 905 17 25/POOR 863 9 18/POOR 804 16 DAWSON 12/POOR 383 11 12/POOR 377 15 16/POOR 426 23 WATSON LAKE 26/POOR 886 12 19/POOR 788 14 15/POOR 763 8 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE N 13 N 17 WATSON LAKE NE 9 N 19 WHITEHORSE NW 11 NW 20 MAYO 0 0 NW 15 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 368 26 62/GOOD 698 3 100/GOOD 716 23 FRASER VLY 19/POOR 234 16 40/FAIR 757 10 37/FAIR 320 22 SRN VRISL 48/FAIR 299 26 45/FAIR 686 6 100/GOOD 1168 19 CNTRL VRISL 26/POOR 330 28 47/FAIR 724 5 100/GOOD 1141 14 NRN VRISL 13/POOR 63 13 99/GOOD 775 23 52/FAIR 562 14 TERRACE 25/POOR 377 15 35/FAIR 530 13 53/FAIR 615 15 STEWART 15/POOR 71 19 13/POOR 51 19 15/POOR 65 22 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 W 13 W 28 SANDSPIT N 38 N 56 N 67 PORT HARDY NW 27 NW 41 NW 52 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/