FPCN39 CWLW 191400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 19 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 100/GOOD 1202 14 100/GOOD 1782 13 100/GOOD 1680 14 KAMLOOPS 100/GOOD 1037 18 100/GOOD 2468 19 100/GOOD 2367 18 OKANAGAN 92/GOOD 1262 10 100/GOOD 2044 13 100/GOOD 2435 12 CASTLEGAR 50/FAIR 882 14 100/GOOD 2122 15 100/GOOD 2661 9 CRANBROOK 80/GOOD 1425 19 100/GOOD 3123 23 100/GOOD 3274 14 REVELSTOKE 100/GOOD 1393 14 100/GOOD 1413 10 100/GOOD 1916 10 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 9 SW 28 CRANBROOK SW 13 SW 31 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 1232 17 100/GOOD 1981 10 100/GOOD 2288 15 100 MILE 89/GOOD 1527 22 100/GOOD 2808 11 100/GOOD 3037 14 WILLIAMS LK 70/GOOD 1394 17 100/GOOD 3009 13 100/GOOD 2844 11 PUNTZI MNT 100/GOOD 1855 19 100/GOOD 3087 15 100/GOOD 2742 21 PR. GEORGE 100/GOOD 1479 21 100/GOOD 1954 20 100/GOOD 2313 17 BURNS LAKE 83/GOOD 1187 21 100/GOOD 2155 18 100/GOOD 1382 21 SMITHERS 100/GOOD 1213 17 100/GOOD 1677 17 79/GOOD 1029 18 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 22 S 24 SMITHERS S 31 S 39 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 20/POOR 500 15 100/GOOD 2302 16 100/GOOD 2352 12 FT STJOHN 45/FAIR 933 26 100/GOOD 2691 21 100/GOOD 2663 34 WHITEHORSE 84/GOOD 1326 17 99/GOOD 1521 16 78/GOOD 1362 15 DAWSON 43/FAIR 737 18 100/GOOD 2321 12 44/FAIR 2051 3 WATSON LAKE 30/POOR 850 23 100/GOOD 2082 22 100/GOOD 1821 15 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 13 SE 11 WATSON LAKE NW 11 W 19 WHITEHORSE SW 11 SW 15 MAYO SW 17 W 19 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 100/GOOD 711 22 87/GOOD 774 16 47/FAIR 697 3 FRASER VLY 69/GOOD 569 16 100/GOOD 1070 14 100/GOOD 1380 8 SRN VRISL 91/GOOD 617 19 100/GOOD 874 20 22/POOR 341 1 CNTRL VRISL 71/GOOD 534 19 100/GOOD 1000 15 59/GOOD 905 5 NRN VRISL 85/GOOD 529 22 57/GOOD 763 10 58/GOOD 420 20 TERRACE 42/FAIR 644 7 100/GOOD 1114 13 55/GOOD 532 17 STEWART 31/POOR 314 8 56/GOOD 485 13 22/POOR 117 18 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 25 SW 31 SW 39 SANDSPIT S 24 S 28 S 33 PORT HARDY S 48 S 54 S 56 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/CC $$$$^^