FPCN39 CWLW 281330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 28 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 53/FAIR 559 19 69/GOOD 703 15 89/GOOD 1098 6 KAMLOOPS 14/POOR 379 29 65/GOOD 694 19 100/GOOD 1387 16 OKANAGAN 28/POOR 549 32 70/GOOD 749 20 100/GOOD 1214 17 CASTLEGAR 31/POOR 728 18 45/FAIR 608 15 85/GOOD 1100 9 CRANBROOK 31/POOR 1148 21 40/FAIR 1206 14 40/FAIR 1314 15 REVELSTOKE 31/POOR 700 19 49/FAIR 755 12 39/FAIR 773 8 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 9 SW 20 CRANBROOK 0 0 S 28 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 98/GOOD 925 34 100/GOOD 1445 25 56/GOOD 1323 8 100 MILE 67/GOOD 1203 37 100/GOOD 1657 25 83/GOOD 1778 14 WILLIAMS LK 86/GOOD 1285 33 100/GOOD 1970 24 66/GOOD 1779 13 PUNTZI MNT 38/FAIR 1086 28 100/GOOD 2131 26 21/POOR 1235 5 PR. GEORGE 54/FAIR 930 27 90/GOOD 1491 19 16/POOR 797 10 BURNS LAKE 37/FAIR 867 25 83/GOOD 1437 17 27/POOR 904 11 SMITHERS 33/FAIR 871 23 85/GOOD 1390 15 28/POOR 793 10 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 28 SW 44 SMITHERS S 37 S 52 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 25/POOR 520 21 45/FAIR 750 20 66/GOOD 1134 10 FT STJOHN 28/POOR 832 31 48/FAIR 757 20 78/GOOD 1344 14 WHITEHORSE 45/FAIR 850 22 75/GOOD 1132 23 58/GOOD 1418 10 DAWSON 14/POOR 432 3 16/POOR 625 3 13/POOR 398 19 WATSON LAKE 25/POOR 1428 26 35/FAIR 767 27 43/FAIR 1190 10 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 15 S 20 WATSON LAKE W 17 W 20 WHITEHORSE N 9 0 0 MAYO N 19 N 17 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 60/GOOD 236 45 95/GOOD 700 54 13/POOR 14 25 FRASER VLY 76/GOOD 407 31 100/GOOD 681 31 13/POOR 88 15 SRN VRISL 29/POOR 115 31 85/GOOD 645 44 13/POOR 48 20 CNTRL VRISL 40/FAIR 217 26 86/GOOD 665 39 22/POOR 162 17 NRN VRISL 45/FAIR 83 45 84/GOOD 638 40 47/FAIR 411 26 TERRACE 18/POOR 314 17 85/GOOD 692 12 35/FAIR 676 2 STEWART 14/POOR 60 22 80/GOOD 759 17 21/POOR 129 9 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 16 SW 26 SW 35 SANDSPIT SE 10 S 104 SW119 PORT HARDY S 51 S 54 S 54 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/