FPCN39 CWLW 221330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 22 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 40/FAIR 500 16 100/GOOD 1859 11 46/FAIR 488 23 KAMLOOPS 100/GOOD 1014 24 100/GOOD 2188 12 21/POOR 448 23 OKANAGAN 100/GOOD 1479 23 100/GOOD 2291 13 53/FAIR 765 20 CASTLEGAR 40/FAIR 1526 18 60/GOOD 2044 14 60/GOOD 1182 7 CRANBROOK 20/POOR 2293 19 100/GOOD 2066 20 100/GOOD 1881 16 REVELSTOKE 100/GOOD 1204 16 100/GOOD 1533 12 28/POOR 679 13 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON S 12 S 31 SW 78 CRANBROOK SW 17 SW 54 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 1193 22 60/GOOD 2428 14 19/POOR 605 31 100 MILE 88/GOOD 1408 25 100/GOOD 2586 15 38/FAIR 1096 35 WILLIAMS LK 78/GOOD 1367 22 60/GOOD 2824 14 61/GOOD 1206 32 PUNTZI MNT 57/GOOD 1241 22 100/GOOD 2168 20 100/GOOD 1816 39 PR. GEORGE 94/GOOD 1131 26 100/GOOD 1905 18 16/POOR 735 32 BURNS LAKE 100/GOOD 1174 23 100/GOOD 1929 18 16/POOR 758 27 SMITHERS 70/GOOD 931 20 100/GOOD 1542 14 16/POOR 564 20 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 61 SW 78 SMITHERS S 15 W 28 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 33/POOR 735 10 34/FAIR 557 29 13/POOR 407 18 FT STJOHN 100/GOOD 1117 36 100/GOOD 2500 37 100/GOOD 1213 41 WHITEHORSE 46/FAIR 1024 16 34/FAIR 947 16 14/POOR 730 28 DAWSON 16/POOR 468 5 36/FAIR 951 6 16/POOR 439 16 WATSON LAKE 13/POOR 737 12 100/GOOD 1699 19 13/POOR 709 24 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 22 S 43 WATSON LAKE E 44 SE 33 WHITEHORSE NE 30 E 35 MAYO E 20 E 15 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 553 33 78/GOOD 710 13 17/POOR 51 31 FRASER VLY 27/POOR 236 18 100/GOOD 1178 14 13/POOR 87 22 SRN VRISL 55/GOOD 327 26 53/FAIR 457 11 22/POOR 96 18 CNTRL VRISL 72/GOOD 429 24 100/GOOD 1199 8 27/POOR 177 19 NRN VRISL 60/GOOD 523 16 100/GOOD 773 26 13/POOR 33 42 TERRACE 50/FAIR 560 16 79/GOOD 807 14 19/POOR 317 17 STEWART 45/FAIR 310 19 80/GOOD 306 14 23/POOR 127 22 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 66 S 91 SW 91 SANDSPIT W 64 W 76 W 76 PORT HARDY NW 51 W 43 SW 33 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/