FPCN39 CWLW 031400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 3 OCTOBER 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 944 3 50/FAIR 1143 8 80/GOOD 1516 5 KAMLOOPS 52/FAIR 1097 10 96/GOOD 1399 9 100/GOOD 1651 10 OKANAGAN 50/FAIR 1350 7 75/GOOD 1633 5 100/GOOD 1720 11 CASTLEGAR 73/GOOD 1082 13 100/GOOD 2209 9 100/GOOD 2163 11 CRANBROOK 68/GOOD 1475 14 100/GOOD 2634 15 100/GOOD 2652 5 REVELSTOKE 61/GOOD 1052 10 100/GOOD 1946 10 100/GOOD 2094 8 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON W 11 W 22 NW 31 CRANBROOK W 13 W 35 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 33/POOR 936 6 50/FAIR 1825 16 43/FAIR 1622 3 100 MILE 49/FAIR 1487 10 50/FAIR 1958 17 87/GOOD 2069 10 WILLIAMS LK 34/FAIR 1458 8 50/FAIR 2227 18 52/FAIR 1982 5 PUNTZI MNT 39/FAIR 1585 6 80/GOOD 1957 25 32/POOR 1891 3 PR. GEORGE 21/POOR 848 12 50/FAIR 1657 15 31/POOR 1704 1 BURNS LAKE 23/POOR 945 9 68/GOOD 1114 21 50/FAIR 1465 8 SMITHERS 47/FAIR 956 11 70/GOOD 982 17 33/POOR 940 8 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 39 W 41 SMITHERS W 33 NW 48 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 15/POOR 511 9 20/POOR 1922 14 39/FAIR 909 8 FT STJOHN 18/POOR 841 2 50/FAIR 1927 12 100/GOOD 1839 13 WHITEHORSE 14/POOR 769 8 29/POOR 1169 6 29/POOR 876 20 DAWSON 12/POOR 386 9 28/POOR 549 18 23/POOR 481 23 WATSON LAKE 16/POOR 791 11 50/FAIR 1727 6 33/POOR 1155 7 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE NW 20 NW 31 WATSON LAKE NW 33 NW 30 WHITEHORSE N 11 N 22 MAYO NW 26 NW 28 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 30/POOR 323 9 50/FAIR 780 14 31/POOR 459 13 FRASER VLY 14/POOR 118 6 50/FAIR 1232 9 82/GOOD 1231 9 SRN VRISL 23/POOR 186 16 32/POOR 580 5 28/POOR 306 10 CNTRL VRISL 36/FAIR 354 19 50/FAIR 936 11 31/POOR 654 5 NRN VRISL 50/FAIR 316 22 50/FAIR 904 17 35/FAIR 650 10 TERRACE 40/FAIR 659 16 41/FAIR 577 10 24/POOR 523 6 STEWART 35/FAIR 524 11 50/FAIR 877 8 18/POOR 163 10 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 25 W 35 W 46 SANDSPIT NW 27 NW 37 NW 50 PORT HARDY NW 22 NW 35 NW 54 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MTNWC $$$$^^