FPCN39 CWLW 171400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 17 SEPTEMBER 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 74/GOOD 652 20 100/GOOD 1365 18 100/GOOD 1432 16 KAMLOOPS 57/GOOD 687 21 100/GOOD 1751 21 100/GOOD 1688 12 OKANAGAN 44/FAIR 705 19 100/GOOD 1661 17 100/GOOD 1767 15 CASTLEGAR 24/POOR 664 17 100/GOOD 1561 13 100/GOOD 1906 13 CRANBROOK 19/POOR 1048 18 100/GOOD 2136 20 100/GOOD 2304 19 REVELSTOKE 22/POOR 628 12 100/GOOD 1455 12 100/GOOD 1689 13 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 2705 W 28 W 26 CRANBROOK W 20 W 46 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 20/POOR 1037 18 100/GOOD 1848 25 100/GOOD 1612 12 100 MILE 22/POOR 1128 12 100/GOOD 2531 23 98/GOOD 1986 3 WILLIAMS LK 25/POOR 1076 15 100/GOOD 2573 27 100/GOOD 2032 10 PUNTZI MNT 61/GOOD 1195 28 100/GOOD 2309 33 26/POOR 1071 15 PR. GEORGE 50/FAIR 982 25 100/GOOD 1459 30 100/GOOD 1740 20 BURNS LAKE 56/GOOD 982 30 100/GOOD 2184 34 40/FAIR 934 25 SMITHERS 30/POOR 659 24 100/GOOD 1806 27 13/POOR 548 25 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 20 SW 31 SMITHERS SW 65 SW 78 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 17/POOR 468 13 100/GOOD 2450 21 100/GOOD 2440 19 FT STJOHN 55/GOOD 937 33 100/GOOD 1812 39 100/GOOD 2233 34 WHITEHORSE 26/POOR 839 24 100/GOOD 1545 19 58/GOOD 1329 12 DAWSON 34/FAIR 598 16 87/GOOD 1125 13 100/GOOD 1662 14 WATSON LAKE 17/POOR 763 17 100/GOOD 1495 23 100/GOOD 2190 22 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 57 SW111 WATSON LAKE S 43 SW 74 WHITEHORSE SE 30 S 56 MAYO E 31 E 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 15/POOR 149 8 29/POOR 342 7 37/FAIR 350 15 FRASER VLY 17/POOR 197 9 58/GOOD 797 11 53/FAIR 670 11 SRN VRISL 24/POOR 190 17 30/POOR 232 12 20/POOR 213 4 CNTRL VRISL 19/POOR 164 11 55/GOOD 722 4 40/FAIR 550 11 NRN VRISL 40/FAIR 214 27 40/FAIR 285 16 13/POOR 46 18 TERRACE 100/GOOD 838 21 87/GOOD 603 19 15/POOR 266 22 STEWART 50/FAIR 313 20 24/POOR 134 20 16/POOR 76 17 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 W 30 W 44 SANDSPIT SW 68 SW 69 SW 69 PORT HARDY S 35 S 20 SW 15 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^