FPCN39 CWLW 161400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 16 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 30/POOR 484 13 91/GOOD 1348 10 100/GOOD 1448 18 KAMLOOPS 33/POOR 594 17 87/GOOD 1504 10 100/GOOD 1575 17 OKANAGAN 32/POOR 742 10 50/FAIR 1516 5 100/GOOD 1674 17 CASTLEGAR 22/POOR 636 14 82/GOOD 1971 7 100/GOOD 1698 11 CRANBROOK 14/POOR 1019 7 100/GOOD 2401 12 100/GOOD 2088 18 REVELSTOKE 13/POOR 516 5 58/GOOD 1621 6 70/GOOD 1105 11 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON W 9. W 24 SW 46 CRANBROOK SW 13 W 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 15/POOR 601 8 100/GOOD 1575 14 27/POOR 675 20 100 MILE 18/POOR 1050 14 85/GOOD 2078 7 100/GOOD 1536 17 WILLIAMS LK 24/POOR 1090 15 76/GOOD 1922 8 21/POOR 1051 17 PUNTZI MNT 33/POOR 1116 18 100/GOOD 1939 19 100/GOOD 2069 38 PR. GEORGE 15/POOR 738 14 98/GOOD 1587 13 100/GOOD 1652 22 BURNS LAKE 19/POOR 801 25 100/GOOD 1305 28 100/GOOD 1730 36 SMITHERS 10/POOR 474 5 27/POOR 653 20 100/GOOD 1835 28 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 22 W 41 SMITHERS NW 19 W 43 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 487 9 34/FAIR 614 26 100/GOOD 2298 30 FT STJOHN 17/POOR 795 13 66/GOOD 1183 24 100/GOOD 1503 28 WHITEHORSE 100/GOOD 1598 17 79/GOOD 1316 16 85/GOOD 1098 25 DAWSON 15/POOR 470 11 100/GOOD 1935 18 100/GOOD 1166 26 WATSON LAKE 100/GOOD 1342 21 32/POOR 1103 5 100/GOOD 1523 20 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 33 W 43 WATSON LAKE W 67 NW 65 WHITEHORSE SW 39 W 41 MAYO W 28 W 33 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 16/POOR 108 5 28/POOR 350 8 31/POOR 326 10 FRASER VLY 14/POOR 161 3 48/FAIR 830 9 63/GOOD 736 12 SRN VRISL 20/POOR 151 14 20/POOR 239 4 30/POOR 204 16 CNTRL VRISL 21/POOR 207 10 31/POOR 572 3 70/GOOD 686 13 NRN VRISL 23/POOR 133 19 44/FAIR 349 15 30/POOR 183 18 TERRACE 36/FAIR 419 24 50/FAIR 477 22 100/GOOD 822 18 STEWART 59/GOOD 326 23 60/GOOD 122 22 53/FAIR 188 19 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 16 SW 22 SW 31 SANDSPIT N 22 W 31 W 48 PORT HARDY N 18 NW 11 NW 9 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/WJW $$$$^^