FPCN39 CWLW 271330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 27 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 33/POOR 487 15 100/GOOD 971 19 80/GOOD 818 16 KAMLOOPS 34/POOR 577 18 80/GOOD 1049 21 56/GOOD 598 20 OKANAGAN 24/POOR 589 11 65/GOOD 1129 25 45/FAIR 630 20 CASTLEGAR 23/POOR 648 10 52/FAIR 985 13 87/GOOD 847 21 CRANBROOK 23/POOR 1091 7 21/POOR 1114 14 84/GOOD 1198 17 REVELSTOKE 22/POOR 600 13 71/GOOD 1175 13 57/GOOD 850 12 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SE 15 SE 17 CRANBROOK 0 0 SE 20 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 22/POOR 798 4 100/GOOD 1531 35 100/GOOD 1353 26 100 MILE 34/FAIR 1130 20 100/GOOD 1841 35 100/GOOD 1609 27 WILLIAMS LK 22/POOR 1068 16 100/GOOD 1983 33 100/GOOD 1906 27 PUNTZI MNT 14/POOR 954 16 100/GOOD 1702 28 100/GOOD 2227 24 PR. GEORGE 21/POOR 926 11 100/GOOD 1355 28 100/GOOD 1715 22 BURNS LAKE 19/POOR 805 13 41/FAIR 915 32 61/GOOD 1024 17 SMITHERS 53/FAIR 823 14 46/FAIR 570 30 67/GOOD 614 12 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 22 S 30 SMITHERS S 22 SW 22 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 12/POOR 411 7 19/POOR 654 10 48/FAIR 650 23 FT STJOHN 15/POOR 747 15 27/POOR 1027 21 31/POOR 924 18 WHITEHORSE 27/POOR 915 12 60/GOOD 954 22 79/GOOD 1047 24 DAWSON 14/POOR 412 16 21/POOR 485 14 15/POOR 493 8 WATSON LAKE 14/POOR 774 5 20/POOR 873 7 94/GOOD 1084 27 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 26 S 31 WATSON LAKE S 20 SW 30 WHITEHORSE SW 20 SW 28 MAYO SW 19 SW 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 25/POOR 144 18 81/GOOD 252 48 36/FAIR 127 54 FRASER VLY 38/FAIR 307 18 100/GOOD 672 25 91/GOOD 504 30 SRN VRISL 44/FAIR 377 13 57/GOOD 283 38 83/GOOD 128 41 CNTRL VRISL 32/POOR 220 15 100/GOOD 595 37 74/GOOD 156 36 NRN VRISL 32/POOR 187 22 42/FAIR 243 49 100/GOOD 461 45 TERRACE 20/POOR 330 15 43/FAIR 343 20 86/GOOD 601 21 STEWART 39/FAIR 250 14 44/FAIR 333 27 42/FAIR 152 10 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER E 9. 0 0 SE 11 SANDSPIT W 25 W 28 W 37 PORT HARDY NW 18 W 13 W 17 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/