FPCN39 CWLW 111400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 11 AUGUST 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 94/GOOD 866 15 100/GOOD 1709 16 100/GOOD 2038 7 KAMLOOPS 100/GOOD 966 24 100/GOOD 2609 17 100/GOOD 2392 7 OKANAGAN 100/GOOD 1067 18 100/GOOD 2490 18 100/GOOD 2682 5 CASTLEGAR 75/GOOD 1203 11 100/GOOD 2876 15 100/GOOD 2755 9 CRANBROOK 56/GOOD 1353 13 100/GOOD 3261 24 100/GOOD 3272 15 REVELSTOKE 70/GOOD 1164 11 100/GOOD 1867 10 96/GOOD 1902 7 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 19 W 24 CRANBROOK SW 19 SW 48 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 48/FAIR 868 19 100/GOOD 2518 15 100/GOOD 2257 8 100 MILE 85/GOOD 1470 22 100/GOOD 2871 16 100/GOOD 2815 5 WILLIAMS LK 61/GOOD 1362 18 100/GOOD 2538 16 100/GOOD 3212 7 PUNTZI MNT 73/GOOD 1712 11 100/GOOD 2678 13 100/GOOD 3310 9 PR. GEORGE 33/POOR 961 13 100/GOOD 2122 14 100/GOOD 2568 16 BURNS LAKE 46/FAIR 1129 13 100/GOOD 2099 13 100/GOOD 2755 19 SMITHERS 37/FAIR 1012 6 76/GOOD 1638 13 100/GOOD 2324 19 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 31 W 35 SMITHERS W 28 NW 24 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 412 9 95/GOOD 2223 5 100/GOOD 2088 15 FT STJOHN 25/POOR 881 14 60/GOOD 1562 10 100/GOOD 2719 23 WHITEHORSE 18/POOR 814 11 100/GOOD 2484 14 100/GOOD 1992 17 DAWSON 25/POOR 484 11 100/GOOD 1663 22 100/GOOD 2009 19 WATSON LAKE 14/POOR 761 5 100/GOOD 2531 16 100/GOOD 2422 25 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE NE 26 NE 22 WATSON LAKE E 13 NE 30 WHITEHORSE NE 15 0 0 MAYO NE 13 0 0 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 460 8 53/FAIR 601 20 44/FAIR 574 15 FRASER VLY 73/GOOD 695 15 82/GOOD 1012 12 69/GOOD 1139 13 SRN VRISL 65/GOOD 466 21 58/GOOD 602 18 34/FAIR 416 15 CNTRL VRISL 47/FAIR 479 15 80/GOOD 1177 1 69/GOOD 1059 7 NRN VRISL 58/GOOD 478 16 93/GOOD 1029 18 85/GOOD 767 24 TERRACE 16/POOR 387 4 100/GOOD 1578 9 100/GOOD 1978 13 STEWART 13/POOR 67 3 96/GOOD 1145 11 97/GOOD 713 15 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 W 20 W 35 SANDSPIT NW 24 W 15 W 22 PORT HARDY N 31 N 30 NW 26 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^