FPCN39 CWLW 091400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 9 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 100/GOOD 737 19 100/GOOD 837 28 100/GOOD 1561 9 KAMLOOPS 100/GOOD 878 23 100/GOOD 1217 34 91/GOOD 1680 7 OKANAGAN 100/GOOD 1008 18 100/GOOD 1078 27 73/GOOD 1790 9 CASTLEGAR 75/GOOD 1048 14 100/GOOD 1424 18 100/GOOD 1555 10 CRANBROOK 60/GOOD 1322 20 100/GOOD 2100 26 100/GOOD 2028 11 REVELSTOKE 45/FAIR 753 16 52/FAIR 804 19 100/GOOD 1969 11 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SW 11 W 30 W 69 CRANBROOK SW 30 SW 78 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 100/GOOD 1093 20 100/GOOD 1554 27 84/GOOD 1634 8 100 MILE 100/GOOD 1744 16 100/GOOD 1986 34 100/GOOD 2349 10 WILLIAMS LK 100/GOOD 1811 17 100/GOOD 2315 25 93/GOOD 2285 7 PUNTZI MNT 100/GOOD 1635 19 100/GOOD 2013 34 94/GOOD 2266 6 PR. GEORGE 100/GOOD 1250 24 100/GOOD 1499 31 100/GOOD 1776 14 BURNS LAKE 91/GOOD 1144 27 100/GOOD 1945 29 100/GOOD 2039 13 SMITHERS 83/GOOD 970 21 100/GOOD 1589 24 100/GOOD 1782 11 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 35 W 33 SMITHERS W 28 NW 33 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 13/POOR 428 8 100/GOOD 1596 24 67/GOOD 1198 7 FT STJOHN 56/GOOD 977 32 100/GOOD 1903 7 100/GOOD 1790 13 WHITEHORSE 85/GOOD 1204 20 83/GOOD 1355 16 100/GOOD 2031 20 DAWSON 41/FAIR 635 19 32/POOR 1020 2 100/GOOD 1830 25 WATSON LAKE 31/POOR 1127 5 35/FAIR 1463 3 100/GOOD 2197 11 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE NW 17 W 31 WATSON LAKE NW 24 W 19 WHITEHORSE NW 20 N 26 MAYO NW 26 NW 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 40/FAIR 167 20 52/FAIR 375 39 42/FAIR 593 7 FRASER VLY 41/FAIR 259 20 51/FAIR 367 30 80/GOOD 1124 10 SRN VRISL 34/FAIR 120 25 48/FAIR 418 32 38/FAIR 386 7 CNTRL VRISL 50/FAIR 416 22 70/GOOD 551 31 51/FAIR 988 6 NRN VRISL 51/FAIR 271 30 87/GOOD 516 24 62/GOOD 979 12 TERRACE 80/GOOD 953 23 100/GOOD 1215 13 63/GOOD 1228 7 STEWART 46/FAIR 411 16 58/GOOD 516 12 48/FAIR 630 8 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 37 W 52 W 54 SANDSPIT NW 59 NW 59 NW 52 PORT HARDY NW 38 NW 52 NW 56 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MTNWC $$$$^^