FPCN39 CWLW 191430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST TUESDAY 19 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 48/FAIR 573 13 75/GOOD 1341 12 33/POOR 634 8 KAMLOOPS 19/POOR 424 27 78/GOOD 1274 21 15/POOR 631 7 OKANAGAN 77/GOOD 950 13 73/GOOD 1253 16 18/POOR 782 4 CASTLEGAR 20/POOR 604 12 100/GOOD 1382 20 31/POOR 1067 7 CRANBROOK 19/POOR 1033 15 100/GOOD 2014 22 27/POOR 1439 4 REVELSTOKE 96/GOOD 1090 16 64/POOR 999 15 18/POOR 655 7 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON NW 9. NW 28 N 54 CRANBROOK NW 17 N 41 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 651 23 78/GOOD 1689 22 25/POOR 806 19 100 MILE 41/FAIR 1174 26 85/GOOD 1876 24 23/POOR 1210 14 WILLIAMS LK 28/POOR 1088 24 85/GOOD 1855 21 23/POOR 1256 14 PUNTZI MNT 22/POOR 1003 26 100/GOOD 1710 19 27/POOR 1252 18 PR. GEORGE 17/POOR 755 26 87/GOOD 1654 19 14/POOR 826 13 BURNS LAKE 18/POOR 779 28 67/GOOD 1912 21 19/POOR 820 19 SMITHERS 13/POOR 548 24 60/GOOD 1469 15 23/POOR 656 21 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE N 35 N 43 SMITHERS N 30 N 50 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 409 31 12/POOR 388 10 12/POOR 397 9 FT STJOHN 100/GOOD 1349 38 14/POOR 714 25 12/POOR 727 17 WHITEHORSE 12/POOR 713 30 12/POOR 711 21 12/POOR 722 15 DAWSON 13/POOR 396 14 14/POOR 396 32 13/POOR 382 22 WATSON LAKE 13/POOR 705 35 12/POOR 897 26 12/POOR 697 5 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE N 22 N 43 WATSON LAKE N 35 N 46 WHITEHORSE S 15 NW 9 MAYO SW 28 W 39 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 33/POOR 169 5 66/GOOD 1183 19 99/GOOD 494 33 FRASER VLY 13/POOR 87 13 41/FAIR 847 12 50/FAIR 409 24 SRN VRISL 72/GOOD 403 11 66/GOOD 1106 18 63/GOOD 423 21 CNTRL VRISL 32/POOR 237 21 47/FAIR 901 17 100/GOOD 586 25 NRN VRISL 19/POOR 134 19 44/AIR 671 10 35/FAIR 155 39 TERRACE 12/POOR 233 14 37/FAIR 529 4 19/POOR 329 18 STEWART 13/POOR 49 22 34/FAIR 205 19 13/POOR 50 21 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER N 16 N 30 N 52 SANDSPIT SE 11 NE 15 N 24 PORT HARDY NE 33 N 30 N 50 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/GF