FPCN39 CWLW 051400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 5 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 27/POOR 420 16 100/GOOD 1806 15 100/GOOD 1589 16 KAMLOOPS 24/POOR 508 16 100/GOOD 1884 15 100/GOOD 1795 17 OKANAGAN 21/POOR 576 13 100/GOOD 1811 15 100/GOOD 1679 14 CASTLEGAR 52/FAIR 820 18 100/GOOD 1952 13 100/GOOD 1829 12 CRANBROOK 41/FAIR 1192 24 100/GOOD 2487 16 100/GOOD 2253 18 REVELSTOKE 31/POOR 706 12 100/GOOD 1533 12 100/GOOD 1649 14 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 W 11 CRANBROOK 0 0 0 0 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 29/POOR 731 14 61/GOOD 1861 13 93/GOOD 1017 21 100 MILE 17/POOR 1016 16 82/GOOD 1513 16 79/GOOD 1522 13 WILLIAMS LK 23/POOR 1070 19 83/GOOD 1495 13 63/GOOD 1259 21 PUNTZI MNT 35/FAIR 1081 28 100/GOOD 2089 27 100/GOOD 1944 32 PR. GEORGE 85/GOOD 1132 23 100/GOOD 1874 22 63/GOOD 1099 25 BURNS LAKE 100/GOOD 1299 28 100/GOOD 2105 24 100/GOOD 1297 32 SMITHERS 100/GOOD 1078 26 100/GOOD 1850 20 100/GOOD 1109 25 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NE 11 N 13 SMITHERS 0 0 N 19 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 19/POOR 465 21 100/GOOD 1370 30 62/GOOD 823 17 FT STJOHN 77/GOOD 988 38 100/GOOD 2503 32 100/GOOD 1913 33 WHITEHORSE 100/GOOD 1568 20 100/GOOD 1959 14 100/GOOD 1982 37 DAWSON 20/POOR 558 17 100/GOOD 1732 20 91/GOOD 1103 14 WATSON LAKE 100/GOOD 1398 27 100/GOOD 2067 24 100/GOOD 2096 34 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE 0 0 SW 15 WATSON LAKE SW 13 SW 20 WHITEHORSE S 30 S 31 MAYO S 28 SW 26 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 121 9 61/GOOD 822 7 35/FAIR 381 13 FRASER VLY 12/POOR 95 5 100/GOOD 927 16 55/GOOD 704 11 SRN VRISL 18/POOR 111 15 61/GOOD 755 25 28/POOR 244 12 CNTRL VRISL 21/POOR 148 18 85/GOOD 766 12 57/GOOD 796 6 NRN VRISL 18/POOR 133 14 64/GOOD 712 20 58/GOOD 361 24 TERRACE 78/GOOD 716 17 100/GOOD 1470 13 70/GOOD 635 21 STEWART 77/GOOD 590 20 86/GOOD 756 12 68/GOOD 353 13 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 14 W 20 NW 19 SANDSPIT 0 0 NW 20 NW 26 PORT HARDY NW 33 N 28 N 31 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/GF $$$$^^